80 lines
3.9 KiB
Swift
80 lines
3.9 KiB
Swift
/*
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* DynamicColor
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*
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* Copyright 2015-present Yannick Loriot.
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* http://yannickloriot.com
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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*/
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import XCTest
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import DynamicColor
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class DynamicColorArrayTests: XCTestCase {
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func testGradientProperty() {
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let colors: [DynamicColor] = []
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XCTAssertNotNil(colors.gradient)
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}
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func testColors() {
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let colors = [#colorLiteral(red: 1, green: 0, blue: 0, alpha: 1), #colorLiteral(red: 0, green: 1, blue: 0, alpha: 1), #colorLiteral(red: 0, green: 0, blue: 1, alpha: 1)].gradient.colorPalette(amount: 5)
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XCTAssert(colors[0].isEqual(#colorLiteral(red: 1, green: 0, blue: 0, alpha: 1)), "Should be red")
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XCTAssert(colors[1].isEqual(DynamicColor(red: 0.5, green: 0.5, blue: 0, alpha: 1)), "Should be kaki")
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XCTAssert(colors[2].isEqual(#colorLiteral(red: 0, green: 1, blue: 0, alpha: 1)), "Should be green")
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XCTAssert(colors[3].isEqual(DynamicColor(red: 0, green: 0.5, blue: 0.5, alpha: 1)), "Should be purple")
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XCTAssert(colors[4].isEqual(#colorLiteral(red: 0, green: 0, blue: 1, alpha: 1)), "Should be blue")
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}
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func testColorAt() {
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let emptyColors = Array<DynamicColor>().gradient
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XCTAssert(emptyColors.pickColorAt(scale: 0.25).isEqual(toHex: 0x00000), "Should be black")
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let oneColor = [#colorLiteral(red: 1, green: 0, blue: 0, alpha: 1)].gradient
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XCTAssert(oneColor.pickColorAt(scale: 0.75).isEqual(#colorLiteral(red: 1, green: 0, blue: 0, alpha: 1)), "Should be red")
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let primaryColors = [#colorLiteral(red: 1, green: 0, blue: 0, alpha: 1), #colorLiteral(red: 0, green: 1, blue: 0, alpha: 1), #colorLiteral(red: 0, green: 0, blue: 1, alpha: 1)].gradient
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let red = primaryColors.pickColorAt(scale: 0)
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XCTAssert(red.isEqual(#colorLiteral(red: 1, green: 0, blue: 0, alpha: 1)), "Should be red")
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let clippedRed = primaryColors.pickColorAt(scale: -7.9)
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XCTAssert(clippedRed.isEqual(#colorLiteral(red: 1, green: 0, blue: 0, alpha: 1)), "Should be red")
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let blue = primaryColors.pickColorAt(scale: 1)
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XCTAssert(blue.isEqual(#colorLiteral(red: 0, green: 0, blue: 1, alpha: 1)), "Should be blue")
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let clippedBlue = primaryColors.pickColorAt(scale: 34)
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XCTAssert(clippedBlue.isEqual(#colorLiteral(red: 0, green: 0, blue: 1, alpha: 1)), "Should be blue")
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let kaki = primaryColors.pickColorAt(scale: 0.25)
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XCTAssert(kaki.toRGBAComponents() == (r: 0.5, g: 0.5, b: 0, a: 1), "Should be kaki (not \(kaki))")
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let green = primaryColors.pickColorAt(scale: 0.65)
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XCTAssert(green.toRGBAComponents().r == 0, "Should be green (not \(green.toRGBAComponents()))")
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XCTAssert(green.toRGBAComponents().g == 0.7, "Should be green (not \(green.toRGBAComponents()))")
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XCTAssert(round(green.toRGBAComponents().b * 10) == 3, "Should be green (not \(green.toRGBAComponents().b))")
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XCTAssert(green.toRGBAComponents().a == 1, "Should be green (not \(green.toRGBAComponents()))")
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}
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}
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