pkg/analyzer/test/src/dart/resolution/part_test.dart

// Copyright (c) 2022, 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.

import 'package:analyzer/src/error/codes.dart';
import 'package:test_reflective_loader/test_reflective_loader.dart';

import 'context_collection_resolution.dart';

main() {
  defineReflectiveSuite(() {
    defineReflectiveTests(PartDirectiveResolutionTest);
  });
}

@reflectiveTest
class PartDirectiveResolutionTest extends PubPackageResolutionTest {
  test_fileDoesNotExist() async {
    await assertErrorsInCode(r'''
part 'a.dart';
''', [
      error(CompileTimeErrorCode.URI_DOES_NOT_EXIST, 5, 8),
    ]);

    final node = findNode.part('part');
    assertResolvedNodeText(node, r'''
PartDirective
  partKeyword: part
  uri: SimpleStringLiteral
    literal: 'a.dart'
  semicolon: ;
  element: DirectiveUriWithSource
    source: package:test/a.dart
''');
  }

  test_noRelativeUri() async {
    await assertErrorsInCode(r'''
part ':net';
''', [
      error(CompileTimeErrorCode.INVALID_URI, 5, 6),
    ]);

    final node = findNode.part('part');
    assertResolvedNodeText(node, r'''
PartDirective
  partKeyword: part
  uri: SimpleStringLiteral
    literal: ':net'
  semicolon: ;
  element: DirectiveUriWithRelativeUriString
    relativeUriString: :net
''');
  }

  test_noRelativeUriStr() async {
    await assertErrorsInCode(r'''
part '${'foo'}.dart';
''', [
      error(CompileTimeErrorCode.URI_WITH_INTERPOLATION, 5, 15),
    ]);

    final node = findNode.part('part');
    assertResolvedNodeText(node, r'''
PartDirective
  partKeyword: part
  uri: StringInterpolation
    elements
      InterpolationString
        contents: '
      InterpolationExpression
        leftBracket: ${
        expression: SimpleStringLiteral
          literal: 'foo'
        rightBracket: }
      InterpolationString
        contents: .dart'
    staticType: String
    stringValue: null
  semicolon: ;
  element: DirectiveUri
''');
  }

  test_noSource() async {
    await assertErrorsInCode(r'''
part 'foo:bar';
''', [
      error(CompileTimeErrorCode.URI_DOES_NOT_EXIST, 5, 9),
    ]);

    final node = findNode.part('part');
    assertResolvedNodeText(node, r'''
PartDirective
  partKeyword: part
  uri: SimpleStringLiteral
    literal: 'foo:bar'
  semicolon: ;
  element: DirectiveUriWithRelativeUri
    relativeUri: foo:bar
''');
  }

  test_withPart_partOfName() async {
    newFile('$testPackageLibPath/a.dart', r'''
part of my.lib;
''');

    await assertNoErrorsInCode(r'''
library my.lib;
part 'a.dart';
''');

    assertResolvedNodeText(findNode.part('a.dart'), r'''
PartDirective
  partKeyword: part
  uri: SimpleStringLiteral
    literal: 'a.dart'
  semicolon: ;
  element: DirectiveUriWithUnit
    uri: package:test/a.dart
''');
  }

  test_withPart_partOfUri() async {
    newFile('$testPackageLibPath/a.dart', r'''
part of 'test.dart';
''');

    await assertNoErrorsInCode(r'''
part 'a.dart';
''');

    assertResolvedNodeText(findNode.part('a.dart'), r'''
PartDirective
  partKeyword: part
  uri: SimpleStringLiteral
    literal: 'a.dart'
  semicolon: ;
  element: DirectiveUriWithUnit
    uri: package:test/a.dart
''');
  }

  test_withSource_notPart_augmentation() async {
    newFile('$testPackageLibPath/a.dart', r'''
library augment 'test.dart';
''');

    await assertErrorsInCode(r'''
part 'a.dart';
''', [
      error(CompileTimeErrorCode.PART_OF_NON_PART, 5, 8),
    ]);

    assertResolvedNodeText(findNode.part('a.dart'), r'''
PartDirective
  partKeyword: part
  uri: SimpleStringLiteral
    literal: 'a.dart'
  semicolon: ;
  element: DirectiveUriWithSource
    source: package:test/a.dart
''');
  }

  test_withSource_notPart_library() async {
    newFile('$testPackageLibPath/a.dart', '');

    await assertErrorsInCode(r'''
part 'a.dart';
''', [
      error(CompileTimeErrorCode.PART_OF_NON_PART, 5, 8),
    ]);

    assertResolvedNodeText(findNode.part('a.dart'), r'''
PartDirective
  partKeyword: part
  uri: SimpleStringLiteral
    literal: 'a.dart'
  semicolon: ;
  element: DirectiveUriWithSource
    source: package:test/a.dart
''');
  }
}