diff --git a/.gitignore b/.gitignore
index 5a685f78..f8d3ef6a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,3 +5,4 @@
 /my-app.*
 /var/
 /vendor/
+/tests/Examples/fixtures/**/.castor.stub.php
diff --git a/bin/generate-tests.php b/bin/generate-tests.php
index f3ea75b4..53558b7e 100755
--- a/bin/generate-tests.php
+++ b/bin/generate-tests.php
@@ -123,7 +123,7 @@
 ;
 foreach ($dirs as $dir) {
     $class = u($dir->getRelativePath())->camel()->title()->append('Test')->toString();
-    add_test([], $class, '{{ base }}/tests/Examples/fixtures/broken/' . $dir->getRelativePath());
+    add_test([], $class, '{{ base }}/tests/Examples/fixtures/broken/' . $dir->getRelativePath(), true);
 }
 
 add_test(['args:passthru', 'a', 'b', '--no', '--foo', 'bar', '-x'], 'ArgPassthruExpanded');
@@ -142,7 +142,7 @@
 add_test(['unknown:task'], 'NoConfigUnknownTest', '/tmp');
 add_test([], 'NewProjectTest', '/tmp');
 
-function add_test(array $args, string $class, ?string $cwd = null)
+function add_test(array $args, string $class, ?string $cwd = null, bool $needRemote = false)
 {
     $fp = fopen(__FILE__, 'r');
     fseek($fp, __COMPILER_HALT_OFFSET__ + 1);
@@ -152,9 +152,9 @@ function add_test(array $args, string $class, ?string $cwd = null)
         [\PHP_BINARY,  __DIR__ . '/castor', '--no-ansi', ...$args],
         cwd: $cwd ? str_replace('{{ base }}', __DIR__ . '/..', $cwd) : __DIR__ . '/..',
         env: [
-            'COLUMNS' => 120,
+            'COLUMNS' => 1000,
             'ENDPOINT' => $_SERVER['ENDPOINT'],
-            'CASTOR_NO_REMOTE' => 1,
+            'CASTOR_NO_REMOTE' => $needRemote ? 0 : 1,
         ],
         timeout: null,
     );
@@ -166,6 +166,7 @@ function add_test(array $args, string $class, ?string $cwd = null)
         '{{ args }}' => implode(', ', array_map(fn ($arg) => var_export($arg, true), $args)),
         '{{ exitCode }}' => $process->getExitCode(),
         '{{ cwd }}' => $cwd ? ', ' . var_export($cwd, true) : '',
+        '{{ needRemote }}' => $needRemote ? ', needRemote: true' : '',
     ]);
 
     file_put_contents(__DIR__ . '/../tests/Examples/Generated/' . $class . '.php', $code);
@@ -188,7 +189,7 @@ class {{ class_name }} extends TaskTestCase
     // {{ task }}
     public function test(): void
     {
-        $process = $this->runTask([{{ args }}]{{ cwd }});
+        $process = $this->runTask([{{ args }}]{{ cwd }}{{ needRemote }});
 
         $this->assertSame({{ exitCode }}, $process->getExitCode());
         $this->assertStringEqualsFile(__FILE__ . '.output.txt', $process->getOutput());
diff --git a/composer.json b/composer.json
index 9196fa27..fa6359fb 100644
--- a/composer.json
+++ b/composer.json
@@ -18,7 +18,10 @@
         "psr-4": {
             "Castor\\": "src/"
         },
-        "files": ["src/functions.php"]
+        "files": [
+            "src/functions.php",
+            "src/functions-internal.php"
+        ]
     },
     "autoload-dev": {
         "psr-4": {
diff --git a/doc/going-further/extending-castor/remote-imports.md b/doc/going-further/extending-castor/remote-imports.md
index 125cd1e3..fd835fbd 100644
--- a/doc/going-further/extending-castor/remote-imports.md
+++ b/doc/going-further/extending-castor/remote-imports.md
@@ -75,7 +75,7 @@ import('composer://vendor-name/project-name', source: [
 ```
 
 > [!NOTE]
-> The "vendor-name/project-name" name can be whatever you want and we only be
+> The "vendor-name/project-name" name can be whatever you want, and will only be
 > used internally by Castor and Composer to make the repository behave like a
 > normal Composer package.
 
diff --git a/phpstan.neon b/phpstan.neon
index ad244234..a3e1c0a1 100644
--- a/phpstan.neon
+++ b/phpstan.neon
@@ -19,3 +19,10 @@ parameters:
                 foo?: string,
             }
         '''
+        ImportSource: '''
+            array{
+                url?: string,
+                type?: "git" | "svn",
+                reference?: string,
+            }
+        '''
diff --git a/src/Console/Application.php b/src/Console/Application.php
index fb3fe4b0..1bf9f15d 100644
--- a/src/Console/Application.php
+++ b/src/Console/Application.php
@@ -21,8 +21,8 @@
 use Castor\Fingerprint\FingerprintHelper;
 use Castor\FunctionFinder;
 use Castor\GlobalHelper;
+use Castor\Import\Importer;
 use Castor\PlatformHelper;
-use Castor\Remote\Importer;
 use Castor\WaitForHelper;
 use Monolog\Logger;
 use Psr\Cache\CacheItemPoolInterface;
diff --git a/src/Console/ApplicationFactory.php b/src/Console/ApplicationFactory.php
index 22169dff..f38251a2 100644
--- a/src/Console/ApplicationFactory.php
+++ b/src/Console/ApplicationFactory.php
@@ -10,15 +10,15 @@
 use Castor\ExpressionLanguage;
 use Castor\Fingerprint\FingerprintHelper;
 use Castor\FunctionFinder;
-use Castor\HasherHelper;
+use Castor\Import\Importer;
+use Castor\Import\Listener\RemoteImportListener;
+use Castor\Import\Remote\Composer;
+use Castor\Import\Remote\PackageImporter;
 use Castor\Listener\GenerateStubsListener;
 use Castor\Listener\UpdateCastorListener;
 use Castor\Monolog\Processor\ProcessProcessor;
 use Castor\PathHelper;
 use Castor\PlatformHelper;
-use Castor\Remote\Composer;
-use Castor\Remote\Importer;
-use Castor\Remote\Listener\RemoteImportListener;
 use Castor\Stub\StubsGenerator;
 use Castor\WaitForHelper;
 use Monolog\Logger;
@@ -54,7 +54,8 @@ public static function create(): SymfonyApplication
         $logger = new Logger('castor', [], [new ProcessProcessor()]);
         $fs = new Filesystem();
         $fingerprintHelper = new FingerprintHelper($cache);
-        $importer = new Importer($logger, new Composer($fs, $logger, $fingerprintHelper));
+        $packageImporter = new PackageImporter($logger, new Composer($fs, $logger, $fingerprintHelper));
+        $importer = new Importer($packageImporter, $logger);
         $eventDispatcher = new EventDispatcher(logger: $logger);
         $eventDispatcher->addSubscriber(new UpdateCastorListener(
             $cache,
@@ -65,9 +66,9 @@ public static function create(): SymfonyApplication
             new StubsGenerator($logger),
             $rootDir,
         ));
-        $eventDispatcher->addSubscriber(new RemoteImportListener($importer));
+        $eventDispatcher->addSubscriber(new RemoteImportListener($packageImporter));
 
-        /** @var SymfonyApplication */
+        /** @var Application */
         // @phpstan-ignore-next-line
         $application = new $class(
             $rootDir,
@@ -85,7 +86,7 @@ public static function create(): SymfonyApplication
         );
 
         // Avoid dependency cycle
-        $importer->setApplication($application);
+        $packageImporter->setApplication($application);
 
         $application->setDispatcher($eventDispatcher);
         $application->add(new DebugCommand($rootDir, $cacheDir, $contextRegistry));
diff --git a/src/FunctionFinder.php b/src/FunctionFinder.php
index 47928376..a0a221ed 100644
--- a/src/FunctionFinder.php
+++ b/src/FunctionFinder.php
@@ -243,16 +243,3 @@ private function resolveListeners(\ReflectionFunction $reflectionFunction): iter
         }
     }
 }
-
-// Don't leak internal variables
-/** @internal */
-function castor_require(string $file): void
-{
-    if (!is_file($file)) {
-        throw new \RuntimeException(sprintf('Could not find file "%s".', $file));
-    }
-
-    FunctionFinder::$files[] = $file;
-
-    require_once $file;
-}
diff --git a/src/Import/Exception/ComposerError.php b/src/Import/Exception/ComposerError.php
new file mode 100644
index 00000000..2ebca25f
--- /dev/null
+++ b/src/Import/Exception/ComposerError.php
@@ -0,0 +1,7 @@
+<?php
+
+namespace Castor\Import\Exception;
+
+class ComposerError extends ImportError
+{
+}
diff --git a/src/Remote/Exception/ImportError.php b/src/Import/Exception/ImportError.php
similarity index 61%
rename from src/Remote/Exception/ImportError.php
rename to src/Import/Exception/ImportError.php
index 8bfc6a13..18764217 100644
--- a/src/Remote/Exception/ImportError.php
+++ b/src/Import/Exception/ImportError.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace Castor\Remote\Exception;
+namespace Castor\Import\Exception;
 
 class ImportError extends \RuntimeException
 {
diff --git a/src/Import/Exception/InvalidImportFormat.php b/src/Import/Exception/InvalidImportFormat.php
new file mode 100644
index 00000000..406c186d
--- /dev/null
+++ b/src/Import/Exception/InvalidImportFormat.php
@@ -0,0 +1,7 @@
+<?php
+
+namespace Castor\Import\Exception;
+
+class InvalidImportFormat extends ImportError
+{
+}
diff --git a/src/Import/Exception/RemoteNotAllowed.php b/src/Import/Exception/RemoteNotAllowed.php
new file mode 100644
index 00000000..a7b8caa3
--- /dev/null
+++ b/src/Import/Exception/RemoteNotAllowed.php
@@ -0,0 +1,7 @@
+<?php
+
+namespace Castor\Import\Exception;
+
+class RemoteNotAllowed extends \RuntimeException
+{
+}
diff --git a/src/Import/Importer.php b/src/Import/Importer.php
new file mode 100644
index 00000000..13108094
--- /dev/null
+++ b/src/Import/Importer.php
@@ -0,0 +1,97 @@
+<?php
+
+namespace Castor\Import;
+
+use Castor\Import\Exception\ImportError;
+use Castor\Import\Exception\RemoteNotAllowed;
+use Castor\Import\Remote\PackageImporter;
+use Psr\Log\LoggerInterface;
+use Symfony\Component\Finder\Finder;
+
+use function Castor\castor_require;
+use function Castor\fix_exception;
+
+/** @internal */
+class Importer
+{
+    public function __construct(
+        private readonly PackageImporter $packageImporter,
+        private readonly LoggerInterface $logger,
+    ) {
+    }
+
+    /** @phpstan-param ImportSource $source */
+    public function import(string $path, ?string $file = null, ?string $version = null, ?string $vcs = null, ?array $source = null): void
+    {
+        $scheme = parse_url($path, \PHP_URL_SCHEME);
+
+        if ($scheme) {
+            $package = mb_substr($path, mb_strlen($scheme) + 3);
+
+            try {
+                $this->packageImporter->importPackage(
+                    $scheme,
+                    $package,
+                    $file,
+                    $version,
+                    $vcs,
+                    $source,
+                );
+
+                return;
+            } catch (ImportError $e) {
+                throw $this->createImportException($package, $e->getMessage(), $e);
+            } catch (RemoteNotAllowed $e) {
+                $this->logger->warning($this->getImportLocatedMessage($path, $e->getMessage(), 1));
+
+                return;
+            }
+        } elseif (null !== $file || null !== $version || null !== $vcs || null !== $source) {
+            throw $this->createImportException($path, 'The "file", "version", "vcs" and "source" arguments can only be used with a remote import.');
+        }
+
+        if (!file_exists($path)) {
+            throw $this->createImportException($path, sprintf('The file "%s" does not exist.', $path));
+        }
+
+        if (is_file($path)) {
+            castor_require($path);
+        }
+
+        if (is_dir($path)) {
+            $files = Finder::create()
+                ->files()
+                ->name('*.php')
+                ->in($path)
+            ;
+
+            foreach ($files as $file) {
+                castor_require($file->getPathname());
+            }
+        }
+    }
+
+    private function getImportLocatedMessage(string $path, string $reason, int $depth): string
+    {
+        /** @var array{file: string, line: int} $caller */
+        $caller = debug_backtrace()[$depth + 1];
+
+        return sprintf(
+            'Could not import "%s" in "%s" on line %d. Reason: %s',
+            $path,
+            $caller['file'],
+            $caller['line'],
+            $reason,
+        );
+    }
+
+    private function createImportException(string $path, string $message, ?\Throwable $e = null): \Throwable
+    {
+        $depth = 2;
+
+        return fix_exception(
+            new \InvalidArgumentException($this->getImportLocatedMessage($path, $message, $depth), previous: $e),
+            $depth
+        );
+    }
+}
diff --git a/src/Remote/Listener/RemoteImportListener.php b/src/Import/Listener/RemoteImportListener.php
similarity index 71%
rename from src/Remote/Listener/RemoteImportListener.php
rename to src/Import/Listener/RemoteImportListener.php
index 4778ed13..95f2ffee 100644
--- a/src/Remote/Listener/RemoteImportListener.php
+++ b/src/Import/Listener/RemoteImportListener.php
@@ -1,16 +1,16 @@
 <?php
 
-namespace Castor\Remote\Listener;
+namespace Castor\Import\Listener;
 
 use Castor\Event\AfterApplicationInitializationEvent;
-use Castor\Remote\Importer;
+use Castor\Import\Remote\PackageImporter;
 use Symfony\Component\EventDispatcher\EventSubscriberInterface;
 
 /** @internal */
 class RemoteImportListener implements EventSubscriberInterface
 {
     public function __construct(
-        private readonly Importer $importer,
+        private readonly PackageImporter $packageImporter,
     ) {
     }
 
@@ -23,6 +23,6 @@ public static function getSubscribedEvents(): array
 
     public function afterInitialize(AfterApplicationInitializationEvent $event): void
     {
-        $this->importer->fetchPackages($event->application->getInput());
+        $this->packageImporter->fetchPackages($event->application->getInput());
     }
 }
diff --git a/src/Remote/Composer.php b/src/Import/Remote/Composer.php
similarity index 97%
rename from src/Remote/Composer.php
rename to src/Import/Remote/Composer.php
index e56b0d13..8db27855 100644
--- a/src/Remote/Composer.php
+++ b/src/Import/Remote/Composer.php
@@ -1,20 +1,18 @@
 <?php
 
-namespace Castor\Remote;
+namespace Castor\Import\Remote;
 
 use Castor\Console\Application;
 use Castor\Fingerprint\FingerprintHelper;
 use Castor\GlobalHelper;
+use Castor\Import\Exception\ComposerError;
 use Castor\PathHelper;
-use Castor\Remote\Exception\ComposerError;
 use Psr\Log\LoggerInterface;
 use Symfony\Component\Console\Helper\ProgressIndicator;
 use Symfony\Component\Filesystem\Filesystem;
 use Symfony\Component\Process\ExecutableFinder;
 use Symfony\Component\Process\Process;
 
-use function Castor\fingerprint;
-
 /** @internal */
 class Composer
 {
diff --git a/src/Remote/Importer.php b/src/Import/Remote/PackageImporter.php
similarity index 81%
rename from src/Remote/Importer.php
rename to src/Import/Remote/PackageImporter.php
index bd3f8c17..e35a4a47 100644
--- a/src/Remote/Importer.php
+++ b/src/Import/Remote/PackageImporter.php
@@ -1,20 +1,19 @@
 <?php
 
-namespace Castor\Remote;
+namespace Castor\Import\Remote;
 
 use Castor\Console\Application;
+use Castor\Import\Exception\ImportError;
+use Castor\Import\Exception\InvalidImportFormat;
+use Castor\Import\Exception\RemoteNotAllowed;
 use Castor\PathHelper;
-use Castor\Remote\Exception\ImportError;
-use Castor\Remote\Exception\InvalidImportFormat;
 use Psr\Log\LoggerInterface;
-
 use Symfony\Component\Console\Input\InputInterface;
-use function Castor\import;
 
 /** @internal */
-class Importer
+class PackageImporter
 {
-    private readonly Application $application;
+    private ?Application $application = null;
 
     public function __construct(
         private readonly LoggerInterface $logger,
@@ -24,22 +23,16 @@ public function __construct(
     ) {
     }
 
-    public function setApplication(Application $application)
+    public function setApplication(Application $application): void
     {
         $this->application = $application;
     }
 
-    /**
-     * @param ?array{
-     *     url?: string,
-     *     type?: "git" | "svn",
-     *     reference?: string,
-     * } $source
-     */
-    public function importFunctionsFrom(string $scheme, string $package, ?string $file = null, ?string $version = null, ?string $vcs = null, ?array $source = null): void
+    /** @phpstan-param ImportSource $source */
+    public function importPackage(string $scheme, string $package, ?string $file = null, ?string $version = null, ?string $vcs = null, ?array $source = null): void
     {
         if (!$this->allowsRemote()) {
-            throw new ImportError(sprintf('Remote imports are disabled, skipping import of "%s".', $package));
+            throw new RemoteNotAllowed('Remote imports are disabled.');
         }
 
         if (isset($this->imports[$package]) && $this->imports[$package]->version !== $version) {
@@ -78,6 +71,10 @@ public function importFunctionsFrom(string $scheme, string $package, ?string $fi
 
     public function fetchPackages(InputInterface $input): void
     {
+        if (!$this->application) {
+            throw new \RuntimeException('The application must be set before calling fetchPackages()');
+        }
+
         if (!$this->imports) {
             $this->composer->remove();
 
@@ -100,7 +97,7 @@ public function fetchPackages(InputInterface $input): void
 
         foreach ($this->imports as $package => $import) {
             foreach ($import->getFiles() as $file) {
-                import(PathHelper::getRoot() . Composer::VENDOR_DIR . $package . '/' . ($file ?? ''));
+                $this->application->importer->import(PathHelper::getRoot() . Composer::VENDOR_DIR . $package . '/' . ($file ?? ''));
             }
         }
     }
@@ -157,6 +154,10 @@ private function allowsRemote(): bool
             return false;
         }
 
+        if (!$this->application) {
+            throw new \RuntimeException('The application must be set before calling allowsRemote()');
+        }
+
         $input = $this->application->getInput();
 
         // Need to look for the raw options as the input is not yet parsed
@@ -166,7 +167,7 @@ private function allowsRemote(): bool
 
 class Import
 {
-    /** @var string[] */
+    /** @var array<string|null> */
     private array $files;
 
     public function __construct(
@@ -174,11 +175,12 @@ public function __construct(
     ) {
     }
 
-    public function addFile(?string $file = null)
+    public function addFile(?string $file = null): void
     {
         $this->files[] = $file;
     }
 
+    /** @return array<string|null> */
     public function getFiles(): array
     {
         return array_unique($this->files);
diff --git a/src/Remote/Exception/ComposerError.php b/src/Remote/Exception/ComposerError.php
deleted file mode 100644
index 98506db9..00000000
--- a/src/Remote/Exception/ComposerError.php
+++ /dev/null
@@ -1,7 +0,0 @@
-<?php
-
-namespace Castor\Remote\Exception;
-
-class ComposerError extends \RuntimeException
-{
-}
diff --git a/src/Remote/Exception/InvalidImportFormat.php b/src/Remote/Exception/InvalidImportFormat.php
deleted file mode 100644
index 8c42aae5..00000000
--- a/src/Remote/Exception/InvalidImportFormat.php
+++ /dev/null
@@ -1,7 +0,0 @@
-<?php
-
-namespace Castor\Remote\Exception;
-
-class InvalidImportFormat extends \RuntimeException
-{
-}
diff --git a/src/functions-internal.php b/src/functions-internal.php
new file mode 100644
index 00000000..025606d0
--- /dev/null
+++ b/src/functions-internal.php
@@ -0,0 +1,39 @@
+<?php
+
+namespace Castor;
+
+/**
+ * Don't leak internal variables when requiring files.
+ *
+ * @internal
+ */
+function castor_require(string $file): void
+{
+    if (!is_file($file)) {
+        throw new \RuntimeException(sprintf('Could not find file "%s".', $file));
+    }
+
+    FunctionFinder::$files[] = $file;
+
+    require_once $file;
+}
+
+/**
+ * Remove the last internal frames (like the call to run()) to display a nice message to the end user.
+ *
+ * @internal
+ */
+function fix_exception(\Exception $exception, int $depth = 0): \Exception
+{
+    $lastFrame = $exception->getTrace()[$depth];
+    foreach (['file', 'line'] as $key) {
+        if (!\array_key_exists($key, $lastFrame)) {
+            continue;
+        }
+        $r = new \ReflectionProperty(\Exception::class, $key);
+        $r->setAccessible(true);
+        $r->setValue($exception, $lastFrame[$key]);
+    }
+
+    return $exception;
+}
diff --git a/src/functions.php b/src/functions.php
index b9e5e226..78fd5b95 100644
--- a/src/functions.php
+++ b/src/functions.php
@@ -8,8 +8,6 @@
 use Castor\Exception\MinimumVersionRequirementNotMetException;
 use Castor\Exception\WaitFor\ExitedBeforeTimeoutException;
 use Castor\Exception\WaitFor\TimeoutReachedException;
-use Castor\Remote\Exception\ImportError;
-use Castor\Remote\Exception\InvalidImportFormat;
 use Joli\JoliNotif\Notification;
 use Joli\JoliNotif\NotifierFactory;
 use JoliCode\PhpOsHelper\OsHelper;
@@ -773,70 +771,7 @@ function http_client(): HttpClientInterface
  */
 function import(string $path, ?string $file = null, ?string $version = null, ?string $vcs = null, ?array $source = null): void
 {
-    $scheme = parse_url($path, \PHP_URL_SCHEME);
-
-    if ($scheme) {
-        try {
-            GlobalHelper::getApplication()->importer->importFunctionsFrom(
-                $scheme,
-                mb_substr($path, mb_strlen($scheme) + 3),
-                $file,
-                $version,
-                $vcs,
-                $source,
-            );
-
-            return;
-        } catch (InvalidImportFormat $e) {
-            throw fix_exception(new \InvalidArgumentException($e->getMessage(), 0, $e));
-        } catch (ImportError $e) {
-            log($e->getMessage(), 'warning');
-
-            return;
-        }
-    } elseif (null !== $file || null !== $version || null !== $vcs || null !== $source) {
-        throw fix_exception(new \InvalidArgumentException('The "file", "version", "vcs" and "source" arguments can only be used with a remote import.'));
-    }
-
-    if (!file_exists($path)) {
-        throw fix_exception(new \InvalidArgumentException(sprintf('The file "%s" does not exist.', $path)));
-    }
-
-    if (is_file($path)) {
-        castor_require($path);
-    }
-
-    if (is_dir($path)) {
-        $files = Finder::create()
-            ->files()
-            ->name('*.php')
-            ->in($path)
-        ;
-
-        foreach ($files as $file) {
-            castor_require($file->getPathname());
-        }
-    }
-}
-
-/**
- * Remove the last frame (the call to run() to display a nice message to the end user.
- *
- * @internal
- */
-function fix_exception(\Exception $exception): \Exception
-{
-    $lastFrame = $exception->getTrace()[0];
-    foreach (['file', 'line'] as $key) {
-        if (!\array_key_exists($key, $lastFrame)) {
-            continue;
-        }
-        $r = new \ReflectionProperty(\Exception::class, $key);
-        $r->setAccessible(true);
-        $r->setValue($exception, $lastFrame[$key]);
-    }
-
-    return $exception;
+    GlobalHelper::getApplication()->importer->import($path, $file, $version, $vcs, $source);
 }
 
 /**
diff --git a/tests/Examples/Fingerprint/FingerprintTaskWithAFingerprintAndForceTest.php.output_not_runnable.txt b/tests/Examples/Fingerprint/FingerprintTaskWithAFingerprintAndForceTest.php.output_not_runnable.txt
index c8642a88..e232b1fb 100644
--- a/tests/Examples/Fingerprint/FingerprintTaskWithAFingerprintAndForceTest.php.output_not_runnable.txt
+++ b/tests/Examples/Fingerprint/FingerprintTaskWithAFingerprintAndForceTest.php.output_not_runnable.txt
@@ -1,5 +1,2 @@
-hh:ii:ss WARNING   [castor] Remote imports are disabled, skipping import of "pyrech/castor-example".
-hh:ii:ss WARNING   [castor] Remote imports are disabled, skipping import of "pyrech/castor-example-package-not-published".
-hh:ii:ss WARNING   [castor] Remote imports are disabled, skipping import of "pyrech/foobar".
 Hello Task with Fingerprint!
 Cool! I finished!
diff --git a/tests/Examples/Fingerprint/FingerprintTaskWithAFingerprintAndForceTest.php.output_runnable.txt b/tests/Examples/Fingerprint/FingerprintTaskWithAFingerprintAndForceTest.php.output_runnable.txt
index 2c9190c8..4eb89b59 100644
--- a/tests/Examples/Fingerprint/FingerprintTaskWithAFingerprintAndForceTest.php.output_runnable.txt
+++ b/tests/Examples/Fingerprint/FingerprintTaskWithAFingerprintAndForceTest.php.output_runnable.txt
@@ -1,6 +1,3 @@
-hh:ii:ss WARNING   [castor] Remote imports are disabled, skipping import of "pyrech/castor-example".
-hh:ii:ss WARNING   [castor] Remote imports are disabled, skipping import of "pyrech/castor-example-package-not-published".
-hh:ii:ss WARNING   [castor] Remote imports are disabled, skipping import of "pyrech/foobar".
 Hello Task with Fingerprint!
 Cool, no fingerprint! Executing...
 Fingerprint has been executed!
diff --git a/tests/Examples/Fingerprint/FingerprintTaskWithAFingerprintTest.php.output_not_runnable.txt b/tests/Examples/Fingerprint/FingerprintTaskWithAFingerprintTest.php.output_not_runnable.txt
index c8642a88..e232b1fb 100644
--- a/tests/Examples/Fingerprint/FingerprintTaskWithAFingerprintTest.php.output_not_runnable.txt
+++ b/tests/Examples/Fingerprint/FingerprintTaskWithAFingerprintTest.php.output_not_runnable.txt
@@ -1,5 +1,2 @@
-hh:ii:ss WARNING   [castor] Remote imports are disabled, skipping import of "pyrech/castor-example".
-hh:ii:ss WARNING   [castor] Remote imports are disabled, skipping import of "pyrech/castor-example-package-not-published".
-hh:ii:ss WARNING   [castor] Remote imports are disabled, skipping import of "pyrech/foobar".
 Hello Task with Fingerprint!
 Cool! I finished!
diff --git a/tests/Examples/Fingerprint/FingerprintTaskWithAFingerprintTest.php.output_runnable.txt b/tests/Examples/Fingerprint/FingerprintTaskWithAFingerprintTest.php.output_runnable.txt
index 47b5600a..00f0ed61 100644
--- a/tests/Examples/Fingerprint/FingerprintTaskWithAFingerprintTest.php.output_runnable.txt
+++ b/tests/Examples/Fingerprint/FingerprintTaskWithAFingerprintTest.php.output_runnable.txt
@@ -1,6 +1,3 @@
-hh:ii:ss WARNING   [castor] Remote imports are disabled, skipping import of "pyrech/castor-example".
-hh:ii:ss WARNING   [castor] Remote imports are disabled, skipping import of "pyrech/castor-example-package-not-published".
-hh:ii:ss WARNING   [castor] Remote imports are disabled, skipping import of "pyrech/foobar".
 Hello Task with Fingerprint!
 Cool, no fingerprint! Executing...
 Cool! I finished!
diff --git a/tests/Examples/Fingerprint/FingerprintTaskWithCompleteFingerprintTest.php.output_not_runnable.txt b/tests/Examples/Fingerprint/FingerprintTaskWithCompleteFingerprintTest.php.output_not_runnable.txt
index c8642a88..e232b1fb 100644
--- a/tests/Examples/Fingerprint/FingerprintTaskWithCompleteFingerprintTest.php.output_not_runnable.txt
+++ b/tests/Examples/Fingerprint/FingerprintTaskWithCompleteFingerprintTest.php.output_not_runnable.txt
@@ -1,5 +1,2 @@
-hh:ii:ss WARNING   [castor] Remote imports are disabled, skipping import of "pyrech/castor-example".
-hh:ii:ss WARNING   [castor] Remote imports are disabled, skipping import of "pyrech/castor-example-package-not-published".
-hh:ii:ss WARNING   [castor] Remote imports are disabled, skipping import of "pyrech/foobar".
 Hello Task with Fingerprint!
 Cool! I finished!
diff --git a/tests/Examples/Fingerprint/FingerprintTaskWithCompleteFingerprintTest.php.output_runnable.txt b/tests/Examples/Fingerprint/FingerprintTaskWithCompleteFingerprintTest.php.output_runnable.txt
index 47b5600a..00f0ed61 100644
--- a/tests/Examples/Fingerprint/FingerprintTaskWithCompleteFingerprintTest.php.output_runnable.txt
+++ b/tests/Examples/Fingerprint/FingerprintTaskWithCompleteFingerprintTest.php.output_runnable.txt
@@ -1,6 +1,3 @@
-hh:ii:ss WARNING   [castor] Remote imports are disabled, skipping import of "pyrech/castor-example".
-hh:ii:ss WARNING   [castor] Remote imports are disabled, skipping import of "pyrech/castor-example-package-not-published".
-hh:ii:ss WARNING   [castor] Remote imports are disabled, skipping import of "pyrech/foobar".
 Hello Task with Fingerprint!
 Cool, no fingerprint! Executing...
 Cool! I finished!
diff --git a/tests/Examples/Generated/AutocompleteInvalidTest.php b/tests/Examples/Generated/AutocompleteInvalidTest.php
index 03b5c992..2531c1e2 100644
--- a/tests/Examples/Generated/AutocompleteInvalidTest.php
+++ b/tests/Examples/Generated/AutocompleteInvalidTest.php
@@ -9,7 +9,7 @@ class AutocompleteInvalidTest extends TaskTestCase
     // no task
     public function test(): void
     {
-        $process = $this->runTask([], '{{ base }}/tests/Examples/fixtures/broken/autocomplete-invalid');
+        $process = $this->runTask([], '{{ base }}/tests/Examples/fixtures/broken/autocomplete-invalid', needRemote: true);
 
         $this->assertSame(1, $process->getExitCode());
         $this->assertStringEqualsFile(__FILE__ . '.output.txt', $process->getOutput());
diff --git a/tests/Examples/Generated/AutocompleteInvalidTest.php.err.txt b/tests/Examples/Generated/AutocompleteInvalidTest.php.err.txt
index 737f0c76..c0c5086e 100644
--- a/tests/Examples/Generated/AutocompleteInvalidTest.php.err.txt
+++ b/tests/Examples/Generated/AutocompleteInvalidTest.php.err.txt
@@ -1,8 +1,7 @@
-
 In TaskCommand.php line 238:
-                                                                                            
-  Function "autocomplete_argument()" is not properly configured:                            
-  The value provided in the "autocomplete" option on parameter "argument" is not callable.  
-  Defined in "castor.php" line 8.                                                           
-                                                                                            
+
+  Function "autocomplete_argument()" is not properly configured:
+  The value provided in the "autocomplete" option on parameter "argument" is not callable.
+  Defined in "castor.php" line 8.
+
 
diff --git a/tests/Examples/Generated/ContextContextDoNotExistTest.php.err.txt b/tests/Examples/Generated/ContextContextDoNotExistTest.php.err.txt
index 095539da..4a860348 100644
--- a/tests/Examples/Generated/ContextContextDoNotExistTest.php.err.txt
+++ b/tests/Examples/Generated/ContextContextDoNotExistTest.php.err.txt
@@ -1,6 +1,5 @@
-
 In ContextRegistry.php line XXXX:
-                                    
-  Context "no_no_exist" not found.  
-                                    
+
+  Context "no_no_exist" not found.
+
 
diff --git a/tests/Examples/Generated/ContextGeneratorArg2Test.php b/tests/Examples/Generated/ContextGeneratorArg2Test.php
index 995c4c27..bbf112be 100644
--- a/tests/Examples/Generated/ContextGeneratorArg2Test.php
+++ b/tests/Examples/Generated/ContextGeneratorArg2Test.php
@@ -9,7 +9,7 @@ class ContextGeneratorArg2Test extends TaskTestCase
     // no task
     public function test(): void
     {
-        $process = $this->runTask([], '{{ base }}/tests/Examples/fixtures/broken/context-generator-arg-2');
+        $process = $this->runTask([], '{{ base }}/tests/Examples/fixtures/broken/context-generator-arg-2', needRemote: true);
 
         $this->assertSame(1, $process->getExitCode());
         $this->assertStringEqualsFile(__FILE__ . '.output.txt', $process->getOutput());
diff --git a/tests/Examples/Generated/ContextGeneratorArg2Test.php.err.txt b/tests/Examples/Generated/ContextGeneratorArg2Test.php.err.txt
index afa7afb4..10da9a3c 100644
--- a/tests/Examples/Generated/ContextGeneratorArg2Test.php.err.txt
+++ b/tests/Examples/Generated/ContextGeneratorArg2Test.php.err.txt
@@ -1,8 +1,7 @@
-
 In FunctionFinder.php line 223:
-                                                        
-  Function "gen()" is not properly configured:          
-  The context generator "foo" must not have arguments.  
-  Defined in "castor.php" line 7.                       
-                                                        
+
+  Function "gen()" is not properly configured:
+  The context generator "foo" must not have arguments.
+  Defined in "castor.php" line 7.
+
 
diff --git a/tests/Examples/Generated/ContextGeneratorArgTest.php b/tests/Examples/Generated/ContextGeneratorArgTest.php
index b9051317..965066a2 100644
--- a/tests/Examples/Generated/ContextGeneratorArgTest.php
+++ b/tests/Examples/Generated/ContextGeneratorArgTest.php
@@ -9,7 +9,7 @@ class ContextGeneratorArgTest extends TaskTestCase
     // no task
     public function test(): void
     {
-        $process = $this->runTask([], '{{ base }}/tests/Examples/fixtures/broken/context-generator-arg');
+        $process = $this->runTask([], '{{ base }}/tests/Examples/fixtures/broken/context-generator-arg', needRemote: true);
 
         $this->assertSame(1, $process->getExitCode());
         $this->assertStringEqualsFile(__FILE__ . '.output.txt', $process->getOutput());
diff --git a/tests/Examples/Generated/ContextGeneratorArgTest.php.err.txt b/tests/Examples/Generated/ContextGeneratorArgTest.php.err.txt
index afa333da..b389544d 100644
--- a/tests/Examples/Generated/ContextGeneratorArgTest.php.err.txt
+++ b/tests/Examples/Generated/ContextGeneratorArgTest.php.err.txt
@@ -1,8 +1,7 @@
-
 In FunctionFinder.php line 214:
-                                                   
-  Function "gen()" is not properly configured:     
-  The contexts generator must not have arguments.  
-  Defined in "castor.php" line 7.                  
-                                                   
+
+  Function "gen()" is not properly configured:
+  The contexts generator must not have arguments.
+  Defined in "castor.php" line 7.
+
 
diff --git a/tests/Examples/Generated/ContextGeneratorNotCallableTest.php b/tests/Examples/Generated/ContextGeneratorNotCallableTest.php
index c6ce84ed..22fc735c 100644
--- a/tests/Examples/Generated/ContextGeneratorNotCallableTest.php
+++ b/tests/Examples/Generated/ContextGeneratorNotCallableTest.php
@@ -9,7 +9,7 @@ class ContextGeneratorNotCallableTest extends TaskTestCase
     // no task
     public function test(): void
     {
-        $process = $this->runTask([], '{{ base }}/tests/Examples/fixtures/broken/context-generator-not-callable');
+        $process = $this->runTask([], '{{ base }}/tests/Examples/fixtures/broken/context-generator-not-callable', needRemote: true);
 
         $this->assertSame(1, $process->getExitCode());
         $this->assertStringEqualsFile(__FILE__ . '.output.txt', $process->getOutput());
diff --git a/tests/Examples/Generated/ContextGeneratorNotCallableTest.php.err.txt b/tests/Examples/Generated/ContextGeneratorNotCallableTest.php.err.txt
index f07726cc..2bdbde72 100644
--- a/tests/Examples/Generated/ContextGeneratorNotCallableTest.php.err.txt
+++ b/tests/Examples/Generated/ContextGeneratorNotCallableTest.php.err.txt
@@ -1,8 +1,7 @@
-
 In FunctionFinder.php line 219:
-                                                
-  Function "gen()" is not properly configured:  
-  The context generator "foo" is not callable.  
-  Defined in "castor.php" line 6.               
-                                                
+
+  Function "gen()" is not properly configured:
+  The context generator "foo" is not callable.
+  Defined in "castor.php" line 6.
+
 
diff --git a/tests/Examples/Generated/FailureFailureTest.php.err.txt b/tests/Examples/Generated/FailureFailureTest.php.err.txt
index 86a74933..dba37145 100644
--- a/tests/Examples/Generated/FailureFailureTest.php.err.txt
+++ b/tests/Examples/Generated/FailureFailureTest.php.err.txt
@@ -1,9 +1,9 @@
 sh: 1: i_do_not_exist: not found
 
 In failure.php line 12:
-                                        
-  The command "i_do_not_exist" failed.  
-                                        
+
+  The command "i_do_not_exist" failed.
+
 
 failure:failure
 
diff --git a/tests/Examples/Generated/ImportComposerSourceTest.php b/tests/Examples/Generated/ImportComposerSourceTest.php
new file mode 100644
index 00000000..86cc9e6d
--- /dev/null
+++ b/tests/Examples/Generated/ImportComposerSourceTest.php
@@ -0,0 +1,22 @@
+<?php
+
+namespace Castor\Tests\Examples\Generated;
+
+use Castor\Tests\TaskTestCase;
+
+class ImportComposerSourceTest extends TaskTestCase
+{
+    // no task
+    public function test(): void
+    {
+        $process = $this->runTask([], '{{ base }}/tests/Examples/fixtures/broken/import-composer-source', needRemote: true);
+
+        $this->assertSame(1, $process->getExitCode());
+        $this->assertStringEqualsFile(__FILE__ . '.output.txt', $process->getOutput());
+        if (file_exists(__FILE__ . '.err.txt')) {
+            $this->assertStringEqualsFile(__FILE__ . '.err.txt', $process->getErrorOutput());
+        } else {
+            $this->assertSame('', $process->getErrorOutput());
+        }
+    }
+}
diff --git a/tests/Examples/Generated/ImportComposerSourceTest.php.err.txt b/tests/Examples/Generated/ImportComposerSourceTest.php.err.txt
new file mode 100644
index 00000000..2e7635e4
--- /dev/null
+++ b/tests/Examples/Generated/ImportComposerSourceTest.php.err.txt
@@ -0,0 +1,10 @@
+In castor.php line 5:
+
+  Could not import "foo/bar" in ".../tests/Examples/fixtures/broken/import-composer-source/castor.php" on line 5. Reason: The "source" argument is not supported for Composer/Packagist packages.
+
+
+In PackageImporter.php line 48:
+
+  The "source" argument is not supported for Composer/Packagist packages.
+
+
diff --git a/tests/Examples/Generated/ImportComposerSourceTest.php.output.txt b/tests/Examples/Generated/ImportComposerSourceTest.php.output.txt
new file mode 100644
index 00000000..e69de29b
diff --git a/tests/Examples/Generated/ImportFileNotExistTest.php b/tests/Examples/Generated/ImportFileNotExistTest.php
new file mode 100644
index 00000000..20252b38
--- /dev/null
+++ b/tests/Examples/Generated/ImportFileNotExistTest.php
@@ -0,0 +1,22 @@
+<?php
+
+namespace Castor\Tests\Examples\Generated;
+
+use Castor\Tests\TaskTestCase;
+
+class ImportFileNotExistTest extends TaskTestCase
+{
+    // no task
+    public function test(): void
+    {
+        $process = $this->runTask([], '{{ base }}/tests/Examples/fixtures/broken/import-file-not-exist', needRemote: true);
+
+        $this->assertSame(1, $process->getExitCode());
+        $this->assertStringEqualsFile(__FILE__ . '.output.txt', $process->getOutput());
+        if (file_exists(__FILE__ . '.err.txt')) {
+            $this->assertStringEqualsFile(__FILE__ . '.err.txt', $process->getErrorOutput());
+        } else {
+            $this->assertSame('', $process->getErrorOutput());
+        }
+    }
+}
diff --git a/tests/Examples/Generated/ImportFileNotExistTest.php.err.txt b/tests/Examples/Generated/ImportFileNotExistTest.php.err.txt
new file mode 100644
index 00000000..8f470b48
--- /dev/null
+++ b/tests/Examples/Generated/ImportFileNotExistTest.php.err.txt
@@ -0,0 +1,5 @@
+In castor.php line 5:
+
+  Could not import "path/to/not/existing/castor.php" in ".../tests/Examples/fixtures/broken/import-file-not-exist/castor.php" on line 5. Reason: The file "path/to/not/existing/castor.php" does not exist.
+
+
diff --git a/tests/Examples/Generated/ImportFileNotExistTest.php.output.txt b/tests/Examples/Generated/ImportFileNotExistTest.php.output.txt
new file mode 100644
index 00000000..e69de29b
diff --git a/tests/Examples/Generated/ImportInvalidFormatTest.php b/tests/Examples/Generated/ImportInvalidFormatTest.php
new file mode 100644
index 00000000..f5365499
--- /dev/null
+++ b/tests/Examples/Generated/ImportInvalidFormatTest.php
@@ -0,0 +1,22 @@
+<?php
+
+namespace Castor\Tests\Examples\Generated;
+
+use Castor\Tests\TaskTestCase;
+
+class ImportInvalidFormatTest extends TaskTestCase
+{
+    // no task
+    public function test(): void
+    {
+        $process = $this->runTask([], '{{ base }}/tests/Examples/fixtures/broken/import-invalid-format', needRemote: true);
+
+        $this->assertSame(1, $process->getExitCode());
+        $this->assertStringEqualsFile(__FILE__ . '.output.txt', $process->getOutput());
+        if (file_exists(__FILE__ . '.err.txt')) {
+            $this->assertStringEqualsFile(__FILE__ . '.err.txt', $process->getErrorOutput());
+        } else {
+            $this->assertSame('', $process->getErrorOutput());
+        }
+    }
+}
diff --git a/tests/Examples/Generated/ImportInvalidFormatTest.php.err.txt b/tests/Examples/Generated/ImportInvalidFormatTest.php.err.txt
new file mode 100644
index 00000000..3f7d0e85
--- /dev/null
+++ b/tests/Examples/Generated/ImportInvalidFormatTest.php.err.txt
@@ -0,0 +1,10 @@
+In castor.php line 5:
+
+  Could not import "invalid-package-name" in ".../tests/Examples/fixtures/broken/import-invalid-format/castor.php" on line 5. Reason: The import path must be formatted like this: "composer://<organization>/<repository>".
+
+
+In PackageImporter.php line 43:
+
+  The import path must be formatted like this: "composer://<organization>/<repository>".
+
+
diff --git a/tests/Examples/Generated/ImportInvalidFormatTest.php.output.txt b/tests/Examples/Generated/ImportInvalidFormatTest.php.output.txt
new file mode 100644
index 00000000..e69de29b
diff --git a/tests/Examples/Generated/ImportInvalidImportTest.php b/tests/Examples/Generated/ImportInvalidImportTest.php
new file mode 100644
index 00000000..ac35bb25
--- /dev/null
+++ b/tests/Examples/Generated/ImportInvalidImportTest.php
@@ -0,0 +1,22 @@
+<?php
+
+namespace Castor\Tests\Examples\Generated;
+
+use Castor\Tests\TaskTestCase;
+
+class ImportInvalidImportTest extends TaskTestCase
+{
+    // no task
+    public function test(): void
+    {
+        $process = $this->runTask([], '{{ base }}/tests/Examples/fixtures/broken/import-invalid-import', needRemote: true);
+
+        $this->assertSame(1, $process->getExitCode());
+        $this->assertStringEqualsFile(__FILE__ . '.output.txt', $process->getOutput());
+        if (file_exists(__FILE__ . '.err.txt')) {
+            $this->assertStringEqualsFile(__FILE__ . '.err.txt', $process->getErrorOutput());
+        } else {
+            $this->assertSame('', $process->getErrorOutput());
+        }
+    }
+}
diff --git a/tests/Examples/Generated/ImportInvalidImportTest.php.err.txt b/tests/Examples/Generated/ImportInvalidImportTest.php.err.txt
new file mode 100644
index 00000000..dd9b2321
--- /dev/null
+++ b/tests/Examples/Generated/ImportInvalidImportTest.php.err.txt
@@ -0,0 +1,5 @@
+In castor.php line 5:
+
+  Could not import "path-to-castor.php" in ".../tests/Examples/fixtures/broken/import-invalid-import/castor.php" on line 5. Reason: The "file", "version", "vcs" and "source" arguments can only be used with a remote import.
+
+
diff --git a/tests/Examples/Generated/ImportInvalidImportTest.php.output.txt b/tests/Examples/Generated/ImportInvalidImportTest.php.output.txt
new file mode 100644
index 00000000..e69de29b
diff --git a/tests/Examples/Generated/ImportInvalidPackageTest.php b/tests/Examples/Generated/ImportInvalidPackageTest.php
new file mode 100644
index 00000000..157427a0
--- /dev/null
+++ b/tests/Examples/Generated/ImportInvalidPackageTest.php
@@ -0,0 +1,22 @@
+<?php
+
+namespace Castor\Tests\Examples\Generated;
+
+use Castor\Tests\TaskTestCase;
+
+class ImportInvalidPackageTest extends TaskTestCase
+{
+    // no task
+    public function test(): void
+    {
+        $process = $this->runTask([], '{{ base }}/tests/Examples/fixtures/broken/import-invalid-package', needRemote: true);
+
+        $this->assertSame(1, $process->getExitCode());
+        $this->assertStringEqualsFile(__FILE__ . '.output.txt', $process->getOutput());
+        if (file_exists(__FILE__ . '.err.txt')) {
+            $this->assertStringEqualsFile(__FILE__ . '.err.txt', $process->getErrorOutput());
+        } else {
+            $this->assertSame('', $process->getErrorOutput());
+        }
+    }
+}
diff --git a/tests/Examples/Generated/ImportInvalidPackageTest.php.err.txt b/tests/Examples/Generated/ImportInvalidPackageTest.php.err.txt
new file mode 100644
index 00000000..d1804ab9
--- /dev/null
+++ b/tests/Examples/Generated/ImportInvalidPackageTest.php.err.txt
@@ -0,0 +1,10 @@
+In castor.php line 5:
+
+  Could not import "foo/bar" in ".../tests/Examples/fixtures/broken/import-invalid-package/castor.php" on line 5. Reason: The "source" argument must contain "url", "type" and "reference" keys.
+
+
+In PackageImporter.php line 132:
+
+  The "source" argument must contain "url", "type" and "reference" keys.
+
+
diff --git a/tests/Examples/Generated/ImportInvalidPackageTest.php.output.txt b/tests/Examples/Generated/ImportInvalidPackageTest.php.output.txt
new file mode 100644
index 00000000..e69de29b
diff --git a/tests/Examples/Generated/ImportSamePackageDifferentVersionTest.php b/tests/Examples/Generated/ImportSamePackageDifferentVersionTest.php
new file mode 100644
index 00000000..44f27478
--- /dev/null
+++ b/tests/Examples/Generated/ImportSamePackageDifferentVersionTest.php
@@ -0,0 +1,22 @@
+<?php
+
+namespace Castor\Tests\Examples\Generated;
+
+use Castor\Tests\TaskTestCase;
+
+class ImportSamePackageDifferentVersionTest extends TaskTestCase
+{
+    // no task
+    public function test(): void
+    {
+        $process = $this->runTask([], '{{ base }}/tests/Examples/fixtures/broken/import-same-package-different-version', needRemote: true);
+
+        $this->assertSame(1, $process->getExitCode());
+        $this->assertStringEqualsFile(__FILE__ . '.output.txt', $process->getOutput());
+        if (file_exists(__FILE__ . '.err.txt')) {
+            $this->assertStringEqualsFile(__FILE__ . '.err.txt', $process->getErrorOutput());
+        } else {
+            $this->assertSame('', $process->getErrorOutput());
+        }
+    }
+}
diff --git a/tests/Examples/Generated/ImportSamePackageDifferentVersionTest.php.err.txt b/tests/Examples/Generated/ImportSamePackageDifferentVersionTest.php.err.txt
new file mode 100644
index 00000000..a8c796c5
--- /dev/null
+++ b/tests/Examples/Generated/ImportSamePackageDifferentVersionTest.php.err.txt
@@ -0,0 +1,10 @@
+In castor.php line 6:
+
+  Could not import "pyrech/castor-example" in ".../tests/Examples/fixtures/broken/import-same-package-different-version/castor.php" on line 6. Reason: The package "pyrech/castor-example" is already required in version "^1.0", could not require it in version "^2.0"
+
+
+In PackageImporter.php line 39:
+
+  The package "pyrech/castor-example" is already required in version "^1.0", could not require it in version "^2.0"
+
+
diff --git a/tests/Examples/Generated/ImportSamePackageDifferentVersionTest.php.output.txt b/tests/Examples/Generated/ImportSamePackageDifferentVersionTest.php.output.txt
new file mode 100644
index 00000000..e69de29b
diff --git a/tests/Examples/Generated/ListTest.php.output.txt b/tests/Examples/Generated/ListTest.php.output.txt
index 58c81566..fca33b24 100644
--- a/tests/Examples/Generated/ListTest.php.output.txt
+++ b/tests/Examples/Generated/ListTest.php.output.txt
@@ -64,7 +64,7 @@ signal:sigusr2                                                    Captures SIGUS
 ssh:download                                                      Downloads a file from the remote server
 ssh:ls                                                            Lists content of /var/www directory on the remote server
 ssh:upload                                                        Uploads a file to the remote server
-symfony:greet                                                     
+symfony:greet
 symfony:hello                                                     Says hello from a symfony application
 version-guard:min-version-check                                   Check if the minimum castor version requirement is met
 version-guard:min-version-check-fail                              Check if the minimum castor version requirement is met (fail)
diff --git a/tests/Examples/Generated/NewProjectInitTest.php.output.txt b/tests/Examples/Generated/NewProjectInitTest.php.output.txt
index a1bcf3a6..9075f9c9 100644
--- a/tests/Examples/Generated/NewProjectInitTest.php.output.txt
+++ b/tests/Examples/Generated/NewProjectInitTest.php.output.txt
@@ -1,5 +1,4 @@
-
- [WARNING] Could not find root "castor.php" file.                                                                       
+ [WARNING] Could not find root "castor.php" file.
 
  Do you want to create a new project? (yes/no) [no]:
- > 
\ No newline at end of file
+ >
\ No newline at end of file
diff --git a/tests/Examples/Generated/NewProjectTest.php.output.txt b/tests/Examples/Generated/NewProjectTest.php.output.txt
index a1bcf3a6..9075f9c9 100644
--- a/tests/Examples/Generated/NewProjectTest.php.output.txt
+++ b/tests/Examples/Generated/NewProjectTest.php.output.txt
@@ -1,5 +1,4 @@
-
- [WARNING] Could not find root "castor.php" file.                                                                       
+ [WARNING] Could not find root "castor.php" file.
 
  Do you want to create a new project? (yes/no) [no]:
- > 
\ No newline at end of file
+ >
\ No newline at end of file
diff --git a/tests/Examples/Generated/NoConfigUnknownTest.php.output.txt b/tests/Examples/Generated/NoConfigUnknownTest.php.output.txt
index a73dd08c..09f7cb8b 100644
--- a/tests/Examples/Generated/NoConfigUnknownTest.php.output.txt
+++ b/tests/Examples/Generated/NoConfigUnknownTest.php.output.txt
@@ -1,3 +1,2 @@
-
- [ERROR] Could not find root "castor.php" file. Did you run castor in the right directory?                              
+ [ERROR] Could not find root "castor.php" file. Did you run castor in the right directory?
 
diff --git a/tests/Examples/Generated/NoConfigUnknownWithArgsTest.php.output.txt b/tests/Examples/Generated/NoConfigUnknownWithArgsTest.php.output.txt
index a73dd08c..09f7cb8b 100644
--- a/tests/Examples/Generated/NoConfigUnknownWithArgsTest.php.output.txt
+++ b/tests/Examples/Generated/NoConfigUnknownWithArgsTest.php.output.txt
@@ -1,3 +1,2 @@
-
- [ERROR] Could not find root "castor.php" file. Did you run castor in the right directory?                              
+ [ERROR] Could not find root "castor.php" file. Did you run castor in the right directory?
 
diff --git a/tests/Examples/Generated/NoDefaultContextTest.php b/tests/Examples/Generated/NoDefaultContextTest.php
index fe7286d0..83bd4059 100644
--- a/tests/Examples/Generated/NoDefaultContextTest.php
+++ b/tests/Examples/Generated/NoDefaultContextTest.php
@@ -9,7 +9,7 @@ class NoDefaultContextTest extends TaskTestCase
     // no task
     public function test(): void
     {
-        $process = $this->runTask([], '{{ base }}/tests/Examples/fixtures/broken/no-default-context');
+        $process = $this->runTask([], '{{ base }}/tests/Examples/fixtures/broken/no-default-context', needRemote: true);
 
         $this->assertSame(1, $process->getExitCode());
         $this->assertStringEqualsFile(__FILE__ . '.output.txt', $process->getOutput());
diff --git a/tests/Examples/Generated/NoDefaultContextTest.php.err.txt b/tests/Examples/Generated/NoDefaultContextTest.php.err.txt
index 8400d780..3987debd 100644
--- a/tests/Examples/Generated/NoDefaultContextTest.php.err.txt
+++ b/tests/Examples/Generated/NoDefaultContextTest.php.err.txt
@@ -1,6 +1,5 @@
-
 In ContextRegistry.php line XXXX:
-                                                                                           
-  Since there are multiple contexts "one", "two", you must set a "default: true" context.  
-                                                                                           
+
+  Since there are multiple contexts "one", "two", you must set a "default: true" context.
+
 
diff --git a/tests/Examples/Generated/OutputOutputTest.php.err.txt b/tests/Examples/Generated/OutputOutputTest.php.err.txt
index b213d548..c2b62f71 100644
--- a/tests/Examples/Generated/OutputOutputTest.php.err.txt
+++ b/tests/Examples/Generated/OutputOutputTest.php.err.txt
@@ -1,7 +1,6 @@
 
-            
-  Aborted.  
-            
+  Aborted.
+
 
 output:output
 
diff --git a/tests/Examples/Generated/OutputOutputTest.php.output.txt b/tests/Examples/Generated/OutputOutputTest.php.output.txt
index 7c1df28b..dc70a6a6 100644
--- a/tests/Examples/Generated/OutputOutputTest.php.output.txt
+++ b/tests/Examples/Generated/OutputOutputTest.php.output.txt
@@ -1,10 +1,9 @@
-
 This is a title
 ===============
 
  This is the task "output:output"
 
- // With IO, you can ask questions ...                                                                                  
+ // With IO, you can ask questions ...
 
  Tell me something:
- > 
\ No newline at end of file
+ >
\ No newline at end of file
diff --git a/tests/Examples/Generated/ParallelExceptionTest.php.err.txt b/tests/Examples/Generated/ParallelExceptionTest.php.err.txt
index c27b4bef..ffa867bc 100644
--- a/tests/Examples/Generated/ParallelExceptionTest.php.err.txt
+++ b/tests/Examples/Generated/ParallelExceptionTest.php.err.txt
@@ -1,24 +1,23 @@
-
 In parallel.php line 74:
-                        
-  This is an exception  
-                        
+
+  This is an exception
+
 
 parallel:exception
 
 
 In parallel.php line 72:
-                                
-  The command "exit 1" failed.  
-                                
+
+  The command "exit 1" failed.
+
 
 parallel:exception
 
 
 In functions.php line XXXX:
-                                                   
-  One or more exceptions were thrown in parallel.  
-                                                   
+
+  One or more exceptions were thrown in parallel.
+
 
 parallel:exception
 
diff --git a/tests/Examples/Generated/RunVariablesTest.php.output.txt b/tests/Examples/Generated/RunVariablesTest.php.output.txt
index d1c38e0c..c87852b2 100644
--- a/tests/Examples/Generated/RunVariablesTest.php.output.txt
+++ b/tests/Examples/Generated/RunVariablesTest.php.output.txt
@@ -1,4 +1,4 @@
 Output: ba'"`r
 
-Error output: 
+Error output:
 Exit code: 0
diff --git a/tests/Examples/Generated/ShellBashTest.php.err.txt b/tests/Examples/Generated/ShellBashTest.php.err.txt
index 4a10c49c..cf5a80c4 100644
--- a/tests/Examples/Generated/ShellBashTest.php.err.txt
+++ b/tests/Examples/Generated/ShellBashTest.php.err.txt
@@ -1,8 +1,7 @@
-
 In Process.php line XXXX:
-                                                   
-  TTY mode requires /dev/tty to be read/writable.  
-                                                   
+
+  TTY mode requires /dev/tty to be read/writable.
+
 
 shell:bash
 
diff --git a/tests/Examples/Generated/ShellShTest.php.err.txt b/tests/Examples/Generated/ShellShTest.php.err.txt
index 274b38fd..b797ad16 100644
--- a/tests/Examples/Generated/ShellShTest.php.err.txt
+++ b/tests/Examples/Generated/ShellShTest.php.err.txt
@@ -1,8 +1,7 @@
-
 In Process.php line XXXX:
-                                                   
-  TTY mode requires /dev/tty to be read/writable.  
-                                                   
+
+  TTY mode requires /dev/tty to be read/writable.
+
 
 shell:sh
 
diff --git a/tests/Examples/Generated/TwoDefaultContextTest.php b/tests/Examples/Generated/TwoDefaultContextTest.php
index 77667b72..8a0128e7 100644
--- a/tests/Examples/Generated/TwoDefaultContextTest.php
+++ b/tests/Examples/Generated/TwoDefaultContextTest.php
@@ -9,7 +9,7 @@ class TwoDefaultContextTest extends TaskTestCase
     // no task
     public function test(): void
     {
-        $process = $this->runTask([], '{{ base }}/tests/Examples/fixtures/broken/two-default-context');
+        $process = $this->runTask([], '{{ base }}/tests/Examples/fixtures/broken/two-default-context', needRemote: true);
 
         $this->assertSame(1, $process->getExitCode());
         $this->assertStringEqualsFile(__FILE__ . '.output.txt', $process->getOutput());
diff --git a/tests/Examples/Generated/TwoDefaultContextTest.php.err.txt b/tests/Examples/Generated/TwoDefaultContextTest.php.err.txt
index c5612419..0fac524b 100644
--- a/tests/Examples/Generated/TwoDefaultContextTest.php.err.txt
+++ b/tests/Examples/Generated/TwoDefaultContextTest.php.err.txt
@@ -1,8 +1,7 @@
-
 In ContextRegistry.php line XXXX:
-                                                                                                                
-  Function "two()" is not properly configured:                                                                  
-  You cannot define two contexts with the same name "default". There is one already defined in "castor.php:7".  
-  Defined in "castor.php" line 13.                                                                              
-                                                                                                                
+
+  Function "two()" is not properly configured:
+  You cannot define two contexts with the same name "default". There is one already defined in "castor.php:7".
+  Defined in "castor.php" line 13.
+
 
diff --git a/tests/Examples/Generated/VersionGuardMinVersionCheckFailTest.php.err.txt b/tests/Examples/Generated/VersionGuardMinVersionCheckFailTest.php.err.txt
index 4dddf571..fa990f5d 100644
--- a/tests/Examples/Generated/VersionGuardMinVersionCheckFailTest.php.err.txt
+++ b/tests/Examples/Generated/VersionGuardMinVersionCheckFailTest.php.err.txt
@@ -1,8 +1,7 @@
-
 In version-guard.php line 18:
-                                                                                                                  
-  This project requires Castor in version v999.0.0 or greater, you are using vX.Y.Z. Please consider upgrading.  
-                                                                                                                  
+
+  This project requires Castor in version v999.0.0 or greater, you are using vX.Y.Z. Please consider upgrading.
+
 
 version-guard:min-version-check-fail
 
diff --git a/tests/Examples/Remote/RemoteImportRemoteTasksTest.php.output_no_update.txt b/tests/Examples/Remote/RemoteImportRemoteTasksTest.php.output_no_update.txt
index 41083c96..4223ba3b 100644
--- a/tests/Examples/Remote/RemoteImportRemoteTasksTest.php.output_no_update.txt
+++ b/tests/Examples/Remote/RemoteImportRemoteTasksTest.php.output_no_update.txt
@@ -1,4 +1,3 @@
-
 Hello from example!
 ===================
 
diff --git a/tests/Examples/fixtures/broken/import-composer-source/castor.php b/tests/Examples/fixtures/broken/import-composer-source/castor.php
new file mode 100644
index 00000000..700119fa
--- /dev/null
+++ b/tests/Examples/fixtures/broken/import-composer-source/castor.php
@@ -0,0 +1,5 @@
+<?php
+
+use function Castor\import;
+
+import('composer://foo/bar', source: ['type' => 'git']);
diff --git a/tests/Examples/fixtures/broken/import-file-not-exist/castor.php b/tests/Examples/fixtures/broken/import-file-not-exist/castor.php
new file mode 100644
index 00000000..d4ba0fde
--- /dev/null
+++ b/tests/Examples/fixtures/broken/import-file-not-exist/castor.php
@@ -0,0 +1,5 @@
+<?php
+
+use function Castor\import;
+
+import('path/to/not/existing/castor.php');
diff --git a/tests/Examples/fixtures/broken/import-invalid-format/castor.php b/tests/Examples/fixtures/broken/import-invalid-format/castor.php
new file mode 100644
index 00000000..fc11b93c
--- /dev/null
+++ b/tests/Examples/fixtures/broken/import-invalid-format/castor.php
@@ -0,0 +1,5 @@
+<?php
+
+use function Castor\import;
+
+import('composer://invalid-package-name', version: '^1.0');
diff --git a/tests/Examples/fixtures/broken/import-invalid-import/castor.php b/tests/Examples/fixtures/broken/import-invalid-import/castor.php
new file mode 100644
index 00000000..1aa7d823
--- /dev/null
+++ b/tests/Examples/fixtures/broken/import-invalid-import/castor.php
@@ -0,0 +1,5 @@
+<?php
+
+use function Castor\import;
+
+import('path-to-castor.php', version: '^1.0');
diff --git a/tests/Examples/fixtures/broken/import-invalid-package/castor.php b/tests/Examples/fixtures/broken/import-invalid-package/castor.php
new file mode 100644
index 00000000..79a685a6
--- /dev/null
+++ b/tests/Examples/fixtures/broken/import-invalid-package/castor.php
@@ -0,0 +1,5 @@
+<?php
+
+use function Castor\import;
+
+import('package://foo/bar', source: ['type' => 'git']);
diff --git a/tests/Examples/fixtures/broken/import-same-package-different-version/castor.php b/tests/Examples/fixtures/broken/import-same-package-different-version/castor.php
new file mode 100644
index 00000000..62464849
--- /dev/null
+++ b/tests/Examples/fixtures/broken/import-same-package-different-version/castor.php
@@ -0,0 +1,6 @@
+<?php
+
+use function Castor\import;
+
+import('composer://pyrech/castor-example', version: '^1.0');
+import('composer://pyrech/castor-example', version: '^2.0');
diff --git a/tests/Helper/OutputCleaner.php b/tests/Helper/OutputCleaner.php
index 942508f1..624b38c6 100644
--- a/tests/Helper/OutputCleaner.php
+++ b/tests/Helper/OutputCleaner.php
@@ -15,7 +15,12 @@ public static function cleanOutput(string $string): string
         $string = preg_replace('{In ContextRegistry.php line \d+:}m', 'In ContextRegistry.php line XXXX:', $string);
         $string = preg_replace('{you are using v\d+.\d+.\d+.}m', 'you are using vX.Y.Z.', $string);
         $string = preg_replace('{you are using v\d+.\d+.\d+.}m', 'you are using vX.Y.Z.', $string);
-        $string = preg_replace("{\d{2}:\d{2}:\d{2} WARNING   \[castor\] Remote imports are disabled, skipping import of \".*\".\n}m", '', $string);
+        // Clean the warning on tasks when remote imports are disabled
+        $string = preg_replace('{\d{2}:\d{2}:\d{2} WARNING   \[castor\] Could not import "[\w:/\.-]*" in "[\w:/\.-]*" on line \d+. Reason: Remote imports are disabled\.}m', '', $string);
+        // Remove empty lines generated by the remote warning removal
+        $string = ltrim($string, "\n");
+        // Remove trailing space to avoid comparison issues
+        $string = preg_replace('/ +$/m', '', $string);
 
         return str_replace(\dirname(__DIR__, 2), '...', $string);
     }
diff --git a/tests/TaskTestCase.php b/tests/TaskTestCase.php
index 746d9f3b..e38bae09 100644
--- a/tests/TaskTestCase.php
+++ b/tests/TaskTestCase.php
@@ -32,17 +32,15 @@ public function runTask(array $args, ?string $cwd = null, bool $needRemote = fal
             $castorBin = __DIR__ . '/bin/castor';
             $testName = debug_backtrace()[1]['class'] . '::' . debug_backtrace()[1]['function'];
             $outputFilename = stream_get_meta_data(tmpfile())['uri'];
-            $extraEnv = [
-                'CC_OUTPUT_FILENAME' => $outputFilename,
-                'CC_TEST_NAME' => $testName,
-            ];
+            $extraEnv['CC_OUTPUT_FILENAME'] = $outputFilename;
+            $extraEnv['CC_TEST_NAME'] = $testName;
         }
 
         $process = new Process(
             [$castorBin, '--no-ansi', ...$args],
             cwd: $cwd ? str_replace('{{ base }}', __DIR__ . '/..', $cwd) : __DIR__ . '/..',
             env: [
-                'COLUMNS' => 120,
+                'COLUMNS' => 1000,
                 ...$extraEnv,
             ],
         );