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DefaultSingletonFileTreeTest.groovy
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DefaultSingletonFileTreeTest.groovy
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/*
* Copyright 2011 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.gradle.api.internal.file.collections
import org.gradle.api.file.FileVisitDetails
import org.gradle.api.file.FileVisitor
import org.gradle.test.fixtures.file.TestNameTestDirectoryProvider
import org.gradle.util.UsesNativeServices
import org.junit.Rule
import spock.lang.Issue
import spock.lang.Specification
@UsesNativeServices
class DefaultSingletonFileTreeTest extends Specification {
@Rule
final TestNameTestDirectoryProvider temporaryFolder = new TestNameTestDirectoryProvider()
def hasUsefulDisplayName() {
File f = new File('test-file')
DefaultSingletonFileTree tree = new DefaultSingletonFileTree(f)
expect:
tree.displayName == "file '$f'"
}
def visitsFileAsChildOfRoot() {
FileVisitor visitor = Mock()
File f = new File('test-file')
DefaultSingletonFileTree tree = new DefaultSingletonFileTree(f)
when:
tree.visit(visitor)
then:
1 * visitor.visitFile(!null) >> { FileVisitDetails details ->
assert details.file == f
assert details.path == 'test-file'
}
0 * visitor._
}
def "can be converted to a directory tree"() {
File f = temporaryFolder.file('test-file')
f.createNewFile()
DefaultSingletonFileTree singletonFileTree = new DefaultSingletonFileTree(f)
def tree = new FileTreeAdapter(singletonFileTree)
when:
def fileTrees = tree.getAsFileTrees()
then:
fileTrees.size() == 1
def directoryTree = fileTrees[0]
directoryTree.dir == f.parentFile
new FileTreeAdapter(directoryTree).files == [f] as Set
}
@Issue("https://github.com/gradle/gradle/issues/8394")
def "convert filtered tree to empty file trees"() {
File rootFile = temporaryFolder.file('test-file')
rootFile.createNewFile()
DefaultSingletonFileTree singletonFileTree = new DefaultSingletonFileTree(rootFile)
def tree = new FileTreeAdapter(singletonFileTree).matching {
it.include 'different'
}
when:
def fileTrees = tree.getAsFileTrees()
then:
fileTrees.size() == 0
}
def "contains delegates correctly"() {
File rootFile = temporaryFolder.file('test-file')
rootFile.createNewFile()
DefaultSingletonFileTree singletonFileTree = new DefaultSingletonFileTree(rootFile)
def tree = new FileTreeAdapter(singletonFileTree)
expect:
tree.contains(rootFile)
!tree.contains(temporaryFolder.file('test-file-new'))
!tree.matching { it.include 'different' }.contains(rootFile)
}
}