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| 1 | +// The MIT License (MIT) |
| 2 | +// |
| 3 | +// Copyright (c) 2016 Luke Zhao <me@lkzhao.com> |
| 4 | +// |
| 5 | +// Permission is hereby granted, free of charge, to any person obtaining a copy |
| 6 | +// of this software and associated documentation files (the "Software"), to deal |
| 7 | +// in the Software without restriction, including without limitation the rights |
| 8 | +// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| 9 | +// copies of the Software, and to permit persons to whom the Software is |
| 10 | +// furnished to do so, subject to the following conditions: |
| 11 | +// |
| 12 | +// The above copyright notice and this permission notice shall be included in |
| 13 | +// all copies or substantial portions of the Software. |
| 14 | +// |
| 15 | +// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 16 | +// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 17 | +// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 18 | +// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 19 | +// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 20 | +// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
| 21 | +// THE SOFTWARE. |
| 22 | + |
| 23 | +#if canImport(UIKit) |
| 24 | +import XCTest |
| 25 | +import Hero |
| 26 | + |
| 27 | +class HeroModifierInputValidationTests: XCTestCase { |
| 28 | + |
| 29 | + // MARK: - Position Modifier Tests |
| 30 | + |
| 31 | + func testPositionWithValidValues() { |
| 32 | + let modifier = HeroModifier.position(CGPoint(x: 100, y: 200)) |
| 33 | + let state: HeroTargetState = [modifier] |
| 34 | + XCTAssertEqual(state.position, CGPoint(x: 100, y: 200)) |
| 35 | + } |
| 36 | + |
| 37 | + func testPositionWithInvalidValues() { |
| 38 | + let nanModifier = HeroModifier.position(CGPoint(x: CGFloat.nan, y: 200)) |
| 39 | + let nanState: HeroTargetState = [nanModifier] |
| 40 | + XCTAssertNil(nanState.position, "Position should not be set when value is NaN") |
| 41 | + |
| 42 | + let infModifier = HeroModifier.position(CGPoint(x: CGFloat.infinity, y: 200)) |
| 43 | + let infState: HeroTargetState = [infModifier] |
| 44 | + XCTAssertNil(infState.position, "Position should not be set when value is Infinity") |
| 45 | + } |
| 46 | + |
| 47 | + // MARK: - Size Modifier Tests |
| 48 | + |
| 49 | + func testSizeWithValidValues() { |
| 50 | + let modifier = HeroModifier.size(CGSize(width: 100, height: 200)) |
| 51 | + let state: HeroTargetState = [modifier] |
| 52 | + XCTAssertEqual(state.size, CGSize(width: 100, height: 200)) |
| 53 | + } |
| 54 | + |
| 55 | + func testSizeWithInvalidValues() { |
| 56 | + let nanModifier = HeroModifier.size(CGSize(width: CGFloat.nan, height: 200)) |
| 57 | + let nanState: HeroTargetState = [nanModifier] |
| 58 | + XCTAssertNil(nanState.size, "Size should not be set when value is NaN") |
| 59 | + |
| 60 | + let infModifier = HeroModifier.size(CGSize(width: 100, height: CGFloat.infinity)) |
| 61 | + let infState: HeroTargetState = [infModifier] |
| 62 | + XCTAssertNil(infState.size, "Size should not be set when value is Infinity") |
| 63 | + } |
| 64 | + |
| 65 | + // MARK: - Perspective Modifier Tests |
| 66 | + |
| 67 | + func testPerspectiveWithValidValue() { |
| 68 | + let modifier = HeroModifier.perspective(500) |
| 69 | + let state: HeroTargetState = [modifier] |
| 70 | + XCTAssertNotNil(state.transform, "Transform should be set with valid perspective") |
| 71 | + if let m34 = state.transform?.m34 { |
| 72 | + XCTAssertEqual(Double(m34), 1.0 / -500.0, accuracy: 0.0001) |
| 73 | + } |
| 74 | + } |
| 75 | + |
| 76 | + func testPerspectiveWithInvalidValues() { |
| 77 | + let zeroModifier = HeroModifier.perspective(0) |
| 78 | + let zeroState: HeroTargetState = [zeroModifier] |
| 79 | + XCTAssertNil(zeroState.transform, "Transform should not be set when perspective is zero") |
| 80 | + |
| 81 | + let nanModifier = HeroModifier.perspective(CGFloat.nan) |
| 82 | + let nanState: HeroTargetState = [nanModifier] |
| 83 | + XCTAssertNil(nanState.transform, "Transform should not be set when perspective is NaN") |
| 84 | + |
| 85 | + let infModifier = HeroModifier.perspective(CGFloat.infinity) |
| 86 | + let infState: HeroTargetState = [infModifier] |
| 87 | + XCTAssertNil(infState.transform, "Transform should not be set when perspective is Infinity") |
| 88 | + } |
| 89 | + |
| 90 | + // MARK: - Scale Modifier Tests |
| 91 | + |
| 92 | + func testScaleWithValidValues() { |
| 93 | + let modifier = HeroModifier.scale(x: 2, y: 3, z: 1) |
| 94 | + let state: HeroTargetState = [modifier] |
| 95 | + XCTAssertNotNil(state.transform, "Transform should be set with valid scale values") |
| 96 | + } |
| 97 | + |
| 98 | + func testScaleWithInvalidValues() { |
| 99 | + let nanModifier = HeroModifier.scale(x: CGFloat.nan, y: 1, z: 1) |
| 100 | + let nanState: HeroTargetState = [nanModifier] |
| 101 | + XCTAssertNil(nanState.transform, "Transform should not be set when value is NaN") |
| 102 | + |
| 103 | + let infModifier = HeroModifier.scale(x: 1, y: CGFloat.infinity, z: 1) |
| 104 | + let infState: HeroTargetState = [infModifier] |
| 105 | + XCTAssertNil(infState.transform, "Transform should not be set when value is Infinity") |
| 106 | + } |
| 107 | + |
| 108 | + // MARK: - Translate Modifier Tests |
| 109 | + |
| 110 | + func testTranslateWithValidValues() { |
| 111 | + let modifier = HeroModifier.translate(x: 50, y: 100, z: 0) |
| 112 | + let state: HeroTargetState = [modifier] |
| 113 | + XCTAssertNotNil(state.transform, "Transform should be set with valid translate values") |
| 114 | + } |
| 115 | + |
| 116 | + func testTranslateWithInvalidValues() { |
| 117 | + let nanModifier = HeroModifier.translate(x: 50, y: 100, z: CGFloat.nan) |
| 118 | + let nanState: HeroTargetState = [nanModifier] |
| 119 | + XCTAssertNil(nanState.transform, "Transform should not be set when value is NaN") |
| 120 | + |
| 121 | + let infModifier = HeroModifier.translate(x: CGFloat.infinity, y: 100, z: 0) |
| 122 | + let infState: HeroTargetState = [infModifier] |
| 123 | + XCTAssertNil(infState.transform, "Transform should not be set when value is Infinity") |
| 124 | + } |
| 125 | + |
| 126 | + // MARK: - Rotate Modifier Tests |
| 127 | + |
| 128 | + func testRotateWithValidValues() { |
| 129 | + let modifier = HeroModifier.rotate(x: 0, y: 0, z: .pi) |
| 130 | + let state: HeroTargetState = [modifier] |
| 131 | + XCTAssertNotNil(state.transform, "Transform should be set with valid rotate values") |
| 132 | + } |
| 133 | + |
| 134 | + func testRotateWithInvalidValues() { |
| 135 | + let nanModifier = HeroModifier.rotate(x: CGFloat.nan, y: 0, z: 0) |
| 136 | + let nanState: HeroTargetState = [nanModifier] |
| 137 | + XCTAssertNil(nanState.transform, "Transform should not be set when value is NaN") |
| 138 | + |
| 139 | + let infModifier = HeroModifier.rotate(x: 0, y: 0, z: CGFloat.infinity) |
| 140 | + let infState: HeroTargetState = [infModifier] |
| 141 | + XCTAssertNil(infState.transform, "Transform should not be set when value is Infinity") |
| 142 | + } |
| 143 | + |
| 144 | + // MARK: - Duration Modifier Tests |
| 145 | + |
| 146 | + func testDurationWithValidValues() { |
| 147 | + let validModifier = HeroModifier.duration(0.5) |
| 148 | + let validState: HeroTargetState = [validModifier] |
| 149 | + XCTAssertEqual(validState.duration, 0.5) |
| 150 | + |
| 151 | + let infModifier = HeroModifier.duration(.infinity) |
| 152 | + let infState: HeroTargetState = [infModifier] |
| 153 | + XCTAssertEqual(infState.duration, .infinity, "Infinity should be allowed for duration") |
| 154 | + } |
| 155 | + |
| 156 | + func testDurationWithInvalidValues() { |
| 157 | + let nanModifier = HeroModifier.duration(TimeInterval.nan) |
| 158 | + let nanState: HeroTargetState = [nanModifier] |
| 159 | + XCTAssertNil(nanState.duration, "Duration should not be set when value is NaN") |
| 160 | + |
| 161 | + let negativeModifier = HeroModifier.duration(-1.0) |
| 162 | + let negativeState: HeroTargetState = [negativeModifier] |
| 163 | + XCTAssertNil(negativeState.duration, "Duration should not be set when value is negative") |
| 164 | + } |
| 165 | + |
| 166 | + // MARK: - Delay Modifier Tests |
| 167 | + |
| 168 | + func testDelayWithValidValue() { |
| 169 | + let modifier = HeroModifier.delay(0.3) |
| 170 | + let state: HeroTargetState = [modifier] |
| 171 | + XCTAssertEqual(state.delay, 0.3) |
| 172 | + } |
| 173 | + |
| 174 | + func testDelayWithInvalidValues() { |
| 175 | + let nanModifier = HeroModifier.delay(TimeInterval.nan) |
| 176 | + let nanState: HeroTargetState = [nanModifier] |
| 177 | + XCTAssertNil(nanState.delay, "Delay should not be set when value is NaN") |
| 178 | + |
| 179 | + let infModifier = HeroModifier.delay(TimeInterval.infinity) |
| 180 | + let infState: HeroTargetState = [infModifier] |
| 181 | + XCTAssertNil(infState.delay, "Delay should not be set when value is Infinity") |
| 182 | + |
| 183 | + let negativeModifier = HeroModifier.delay(-0.5) |
| 184 | + let negativeState: HeroTargetState = [negativeModifier] |
| 185 | + XCTAssertNil(negativeState.delay, "Delay should not be set when value is negative") |
| 186 | + } |
| 187 | + |
| 188 | + // MARK: - Arc Modifier Tests |
| 189 | + |
| 190 | + func testArcWithValidIntensity() { |
| 191 | + let modifier = HeroModifier.arc(intensity: 1) |
| 192 | + let state: HeroTargetState = [modifier] |
| 193 | + XCTAssertEqual(state.arc, 1) |
| 194 | + } |
| 195 | + |
| 196 | + func testArcWithInvalidValues() { |
| 197 | + let nanModifier = HeroModifier.arc(intensity: CGFloat.nan) |
| 198 | + let nanState: HeroTargetState = [nanModifier] |
| 199 | + XCTAssertNil(nanState.arc, "Arc should not be set when intensity is NaN") |
| 200 | + |
| 201 | + let infModifier = HeroModifier.arc(intensity: CGFloat.infinity) |
| 202 | + let infState: HeroTargetState = [infModifier] |
| 203 | + XCTAssertNil(infState.arc, "Arc should not be set when intensity is Infinity") |
| 204 | + } |
| 205 | +} |
| 206 | +#endif |
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