48 lines
1.4 KiB
Swift
48 lines
1.4 KiB
Swift
// Copyright 2021 Tokamak contributors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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import XCTest
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@testable import TokamakCore
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private struct TestView: View {
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@Environment(\.colorScheme)
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var colorScheme
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public var body: some View {
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EmptyView()
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}
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}
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final class EnvironmentTests: XCTestCase {
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func testInjection() {
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var test: Any = TestView()
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var values = EnvironmentValues()
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values.colorScheme = .light
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values.inject(into: &test, TestView.self)
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// swiftlint:disable:next force_cast
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XCTAssertEqual((test as! TestView).colorScheme, .light)
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values.colorScheme = .dark
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values.inject(into: &test, TestView.self)
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// swiftlint:disable:next force_cast
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XCTAssertEqual((test as! TestView).colorScheme, .dark)
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let modifier = TestView().colorScheme(.light)
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var anyModifier: Any = modifier
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values.inject(into: &anyModifier, type(of: modifier))
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XCTAssertEqual(values.colorScheme, .light)
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}
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}
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