Add test when module resolution includes .ts file from node_modules

tests/baselines/reference/compositeWithNodeModulesSourceFile.errors.txt

@@ -0,0 +1,18 @@
+error TS6307: File '/foo/node_modules/myModule/index.ts' is not in project file list. Projects must list all files or use an 'include' pattern.
+
+
+!!! error TS6307: File '/foo/node_modules/myModule/index.ts' is not in project file list. Projects must list all files or use an 'include' pattern.
+==== /foo/tsconfig.json (0 errors) ====
+    {
+        "compilerOptions": { "composite": true },
+        "exclude": [ "node_modules" ]
+    }
+
+==== /foo/test.ts (0 errors) ====
+    import myModule = require("myModule");
+    new myModule.c();
+
+
+==== /foo/node_modules/myModule/index.ts (0 errors) ====
+    export class c { }
+

tests/baselines/reference/compositeWithNodeModulesSourceFile.js

@@ -0,0 +1,20 @@
+//// [tests/cases/compiler/compositeWithNodeModulesSourceFile.ts] ////
+
+//// [index.ts]
+export class c { }
+
+//// [test.ts]
+import myModule = require("myModule");
+new myModule.c();
+
+
+
+//// [test.js]
+"use strict";
+exports.__esModule = true;
+var myModule = require("myModule");
+new myModule.c();
+
+
+//// [test.d.ts]
+export {};

tests/baselines/reference/compositeWithNodeModulesSourceFile.symbols

@@ -0,0 +1,14 @@
+=== /foo/test.ts ===
+import myModule = require("myModule");
+>myModule : Symbol(myModule, Decl(test.ts, 0, 0))
+
+new myModule.c();
+>myModule.c : Symbol(myModule.c, Decl(index.ts, 0, 0))
+>myModule : Symbol(myModule, Decl(test.ts, 0, 0))
+>c : Symbol(myModule.c, Decl(index.ts, 0, 0))
+
+
+=== /foo/node_modules/myModule/index.ts ===
+export class c { }
+>c : Symbol(c, Decl(index.ts, 0, 0))
+

tests/baselines/reference/compositeWithNodeModulesSourceFile.types

@@ -0,0 +1,15 @@
+=== /foo/test.ts ===
+import myModule = require("myModule");
+>myModule : typeof myModule
+
+new myModule.c();
+>new myModule.c() : myModule.c
+>myModule.c : typeof myModule.c
+>myModule : typeof myModule
+>c : typeof myModule.c
+
+
+=== /foo/node_modules/myModule/index.ts ===
+export class c { }
+>c : c
+

tests/cases/compiler/compositeWithNodeModulesSourceFile.ts

@@ -0,0 +1,13 @@
+// @filename: /foo/tsconfig.json
+{
+    "compilerOptions": { "composite": true },
+    "exclude": [ "node_modules" ]
+}
+
+// @filename: /foo/node_modules/myModule/index.ts
+export class c { }
+
+// @filename: /foo/test.ts
+import myModule = require("myModule");
+new myModule.c();
+