| // Copyright 2021 The Tulsi Authors. All rights reserved. |
| // |
| // 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. |
| |
| import Foundation |
| import XCTest |
| |
| @testable import ModuleCachePruner |
| |
| /// Converts a Dictionary that uses Arrays for the values into a nearly identical Dictionary that |
| /// instead uses Sets for the values. This allows us to test for Dictionary equality without |
| /// needing to worry about the ordering in the values. |
| func convertArrayValuesToSetValues(_ input: [String: [URL]]) -> [String: Set<URL>] { |
| return Dictionary(uniqueKeysWithValues: input.map { ($0, Set($1)) }) |
| } |
| |
| class ImplicitModuleTests: XCTestCase { |
| let modules = FakeModules() |
| var fakeModuleCacheURL: URL? |
| |
| override func tearDown() { |
| if let moduleCacheURL = fakeModuleCacheURL { |
| try? FileManager.default.removeItem(at: moduleCacheURL) |
| } |
| } |
| |
| func testMappingModulesInModuleCache() { |
| guard |
| let moduleCacheURL = createFakeModuleCache( |
| withSwiftModules: [ |
| modules.system.foundation, modules.system.coreFoundation, modules.system.darwin, |
| ], |
| andClangModules: [ |
| "DirectoryHash1": [ |
| modules.user.buttonsLib, modules.user.buttonsIdentity, modules.user.buttonsModel, |
| ], |
| "DirectoryHash2": [ |
| modules.user.buttonsLib, modules.user.buttonsIdentity, modules.user.buttonsModel, |
| ], |
| ]) |
| else { |
| XCTFail("Failed to create fake module cache required for test.") |
| return |
| } |
| |
| fakeModuleCacheURL = moduleCacheURL |
| |
| let subdirectory1 = moduleCacheURL.appendingPathComponent("DirectoryHash1") |
| let subdirectory2 = moduleCacheURL.appendingPathComponent("DirectoryHash2") |
| let expectedImplicitModuleMapping = [ |
| modules.user.buttonsLib.name: [ |
| subdirectory1.appendingPathComponent(modules.user.buttonsLib.implicitFilename), |
| subdirectory2.appendingPathComponent(modules.user.buttonsLib.implicitFilename), |
| ], |
| modules.user.buttonsIdentity.name: [ |
| subdirectory1.appendingPathComponent(modules.user.buttonsIdentity.implicitFilename), |
| subdirectory2.appendingPathComponent(modules.user.buttonsIdentity.implicitFilename), |
| ], |
| modules.user.buttonsModel.name: [ |
| subdirectory1.appendingPathComponent(modules.user.buttonsModel.implicitFilename), |
| subdirectory2.appendingPathComponent(modules.user.buttonsModel.implicitFilename), |
| ], |
| ] |
| |
| let actualImplicitModuleMapping = getImplicitModules(moduleCacheURL: moduleCacheURL) |
| XCTAssertEqual( |
| convertArrayValuesToSetValues(actualImplicitModuleMapping), |
| convertArrayValuesToSetValues(expectedImplicitModuleMapping)) |
| } |
| } |