SourceFactoryTest extraction.

pkg/analyzer/test/generated/source_factory_test.dart

+// Copyright (c) 2015, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+// This code was auto-generated, is not intended to be edited, and is subject to
+// significant change. Please see the README file for more information.
+
+library analyzer.test.generated.source_factory;
+
+import 'package:analyzer/file_system/file_system.dart';
+import 'package:analyzer/file_system/memory_file_system.dart';
+import 'package:analyzer/source/package_map_resolver.dart';
+import 'package:analyzer/src/generated/java_core.dart';
+import 'package:analyzer/src/generated/java_engine_io.dart';
+import 'package:analyzer/src/generated/java_io.dart';
+import 'package:analyzer/src/generated/source.dart';
+import 'package:analyzer/src/generated/source_io.dart';
+import 'package:path/path.dart';
+import 'package:unittest/unittest.dart';
+
+import '../reflective_tests.dart';
+import 'test_support.dart';
+
+main() {
+  groupSep = ' | ';
+  runReflectiveTests(SourceFactoryTest);
+}
+
+@reflectiveTest
+class SourceFactoryTest {
+  void test_creation() {
+    expect(new SourceFactory([]), isNotNull);
+  }
+  void test_fromEncoding_invalidUri() {
+    SourceFactory factory = new SourceFactory([]);
+    try {
+      factory.fromEncoding("<:&%>");
+      fail("Expected IllegalArgumentException");
+    } on IllegalArgumentException {}
+  }
+  void test_fromEncoding_noResolver() {
+    SourceFactory factory = new SourceFactory([]);
+    try {
+      factory.fromEncoding("foo:/does/not/exist.dart");
+      fail("Expected IllegalArgumentException");
+    } on IllegalArgumentException {}
+  }
+  void test_fromEncoding_valid() {
+    String encoding = "file:///does/not/exist.dart";
+    SourceFactory factory = new SourceFactory(
+        [new UriResolver_SourceFactoryTest_test_fromEncoding_valid(encoding)]);
+    expect(factory.fromEncoding(encoding), isNotNull);
+  }
+  void test_resolveUri_absolute() {
+    UriResolver_absolute resolver = new UriResolver_absolute();
+    SourceFactory factory = new SourceFactory([resolver]);
+    factory.resolveUri(null, "dart:core");
+    expect(resolver.invoked, isTrue);
+  }
+  void test_resolveUri_nonAbsolute_absolute() {
+    SourceFactory factory =
+        new SourceFactory([new UriResolver_nonAbsolute_absolute()]);
+    String absolutePath = "/does/not/matter.dart";
+    Source containingSource =
+        new FileBasedSource(FileUtilities2.createFile("/does/not/exist.dart"));
+    Source result = factory.resolveUri(containingSource, absolutePath);
+    expect(result.fullName,
+        FileUtilities2.createFile(absolutePath).getAbsolutePath());
+  }
+  void test_resolveUri_nonAbsolute_relative() {
+    SourceFactory factory =
+        new SourceFactory([new UriResolver_nonAbsolute_relative()]);
+    Source containingSource =
+        new FileBasedSource(FileUtilities2.createFile("/does/not/have.dart"));
+    Source result = factory.resolveUri(containingSource, "exist.dart");
+    expect(result.fullName,
+        FileUtilities2.createFile("/does/not/exist.dart").getAbsolutePath());
+  }
+
+  void test_resolveUri_nonAbsolute_relative_package() {
+    MemoryResourceProvider provider = new MemoryResourceProvider();
+    Context context = provider.pathContext;
+    String packagePath =
+        context.joinAll([context.separator, 'path', 'to', 'package']);
+    String libPath = context.joinAll([packagePath, 'lib']);
+    String dirPath = context.joinAll([libPath, 'dir']);
+    String firstPath = context.joinAll([dirPath, 'first.dart']);
+    String secondPath = context.joinAll([dirPath, 'second.dart']);
+
+    provider.newFolder(packagePath);
+    Folder libFolder = provider.newFolder(libPath);
+    provider.newFolder(dirPath);
+    File firstFile = provider.newFile(firstPath, '');
+    provider.newFile(secondPath, '');
+
+    PackageMapUriResolver resolver =
+        new PackageMapUriResolver(provider, {'package': [libFolder]});
+    SourceFactory factory = new SourceFactory([resolver]);
+    Source librarySource =
+        firstFile.createSource(Uri.parse('package:package/dir/first.dart'));
+
+    Source result = factory.resolveUri(librarySource, 'second.dart');
+    expect(result, isNotNull);
+    expect(result.fullName, secondPath);
+    expect(result.uri.toString(), 'package:package/dir/second.dart');
+  }
+
+  void test_restoreUri() {
+    JavaFile file1 = FileUtilities2.createFile("/some/file1.dart");
+    JavaFile file2 = FileUtilities2.createFile("/some/file2.dart");
+    Source source1 = new FileBasedSource(file1);
+    Source source2 = new FileBasedSource(file2);
+    Uri expected1 = parseUriWithException("file:///my_file.dart");
+    SourceFactory factory =
+        new SourceFactory([new UriResolver_restoreUri(source1, expected1)]);
+    expect(factory.restoreUri(source1), same(expected1));
+    expect(factory.restoreUri(source2), same(null));
+  }
+}
+
+class UriResolver_absolute extends UriResolver {
+  bool invoked = false;
+
+  UriResolver_absolute();
+
+  @override
+  Source resolveAbsolute(Uri uri) {
+    invoked = true;
+    return null;
+  }
+}
+
+class UriResolver_nonAbsolute_absolute extends UriResolver {
+  @override
+  Source resolveAbsolute(Uri uri) {
+    return new FileBasedSource(new JavaFile.fromUri(uri), uri);
+  }
+}
+
+class UriResolver_nonAbsolute_relative extends UriResolver {
+  @override
+  Source resolveAbsolute(Uri uri) {
+    return new FileBasedSource(new JavaFile.fromUri(uri), uri);
+  }
+}
+
+class UriResolver_restoreUri extends UriResolver {
+  Source source1;
+
+  Uri expected1;
+
+  UriResolver_restoreUri(this.source1, this.expected1);
+
+  @override
+  Source resolveAbsolute(Uri uri) => null;
+
+  @override
+  Uri restoreAbsolute(Source source) {
+    if (identical(source, source1)) {
+      return expected1;
+    }
+    return null;
+  }
+}
+
+class UriResolver_SourceFactoryTest_test_fromEncoding_valid
+    extends UriResolver {
+  String encoding;
+
+  UriResolver_SourceFactoryTest_test_fromEncoding_valid(this.encoding);
+
+  @override
+  Source resolveAbsolute(Uri uri) {
+    if (uri.toString() == encoding) {
+      return new TestSource();
+    }
+    return null;
+  }
+}