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// Copyright 2016 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 XCTest
@testable import TulsiGenerator
class NSURLExtensionsTests: XCTestCase {
func testRelativePathOfEqualPaths() {
let rootURL = URL(fileURLWithPath: "/test")
XCTAssertEqual(rootURL.relativePathTo(rootURL), "")
}
func testRelativePathOfSiblingsAtRoot() {
let rootURL = URL(fileURLWithPath: "/root")
let targetURL = URL(fileURLWithPath: "/target")
XCTAssertEqual(rootURL.relativePathTo(targetURL), "../target")
}
func testRelativePathOfSiblingPaths() {
let rootURL = URL(fileURLWithPath: "/test/root")
let targetURL = URL(fileURLWithPath: "/test/target")
XCTAssertEqual(rootURL.relativePathTo(targetURL), "../target")
}
func testRelativePathOfChildPath() {
let rootURL = URL(fileURLWithPath: "/test/root")
do {
let targetURL = URL(fileURLWithPath: "/test/root/target")
XCTAssertEqual(rootURL.relativePathTo(targetURL), "target")
}
do {
let targetURL = URL(fileURLWithPath: "/test/root/deeply/nested/target")
XCTAssertEqual(rootURL.relativePathTo(targetURL), "deeply/nested/target")
}
}
func testRelativePathOfParentPath() {
let rootURL = URL(fileURLWithPath: "/test/deep/path/to/root")
do {
let targetURL = URL(fileURLWithPath: "/test/deep/path/to")
XCTAssertEqual(rootURL.relativePathTo(targetURL), "..")
}
do {
let targetURL = URL(fileURLWithPath: "/test")
XCTAssertEqual(rootURL.relativePathTo(targetURL), "../../../..")
}
}
func testRelativePathOfNonFileURL() {
let rootURL = URL(string: "http://this/is/not/a/path")!
let targetURL = URL(fileURLWithPath: "/path")
XCTAssertNil(rootURL.relativePathTo(targetURL))
}
}