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refactor: enhance logical constraints in ConstantsTests and HUDTests for improved validation
1 parent 6b1b5fe commit 72c625f

2 files changed

Lines changed: 204 additions & 411 deletions

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‎VolumeGridTests/ConstantsTests.swift‎

Lines changed: 151 additions & 104 deletions
Original file line numberDiff line numberDiff line change
@@ -2,114 +2,161 @@ import XCTest
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33
@testable import Volume_Grid
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5-
/// Tests for VolumeGridConstants to ensure configuration values are correct
5+
/// Tests for VolumeGridConstants to verify logical constraints and consistency
6+
/// Note: Direct constant value tests are intentionally omitted as they require
7+
/// synchronization with changes in Constants.swift and don't provide meaningful
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/// coverage beyond compilation verification.
69
final class ConstantsTests: XCTestCase {
710

8-
// MARK: - Audio Constants
9-
10-
func testAudioVolumeEpsilonValue() {
11-
XCTAssertEqual(VolumeGridConstants.Audio.volumeEpsilon, 0.001)
12-
}
13-
14-
func testAudioQuarterStepValue() {
15-
XCTAssertEqual(VolumeGridConstants.Audio.quarterStep, 0.25)
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}
17-
18-
func testAudioBlocksCountValue() {
19-
XCTAssertEqual(VolumeGridConstants.volumeBlocksCount, 16)
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}
21-
22-
func testAudioVolumeChangeDebounceDelay() {
23-
XCTAssertEqual(VolumeGridConstants.Audio.volumeChangeDebounceDelay, 0.05)
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}
25-
26-
func testAudioDeviceChangeDebounceDelay() {
27-
XCTAssertEqual(VolumeGridConstants.Audio.deviceChangeDebounceDelay, 0.1)
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}
29-
30-
func testAudioVolumeLevelThresholds() {
31-
XCTAssertEqual(VolumeGridConstants.Audio.volumeLevelLow, 33)
32-
XCTAssertEqual(VolumeGridConstants.Audio.volumeLevelMedium, 66)
33-
}
34-
35-
// MARK: - HUD Constants
36-
37-
func testHUDDimensions() {
38-
XCTAssertEqual(VolumeGridConstants.HUD.width, 240)
39-
XCTAssertEqual(VolumeGridConstants.HUD.height, 160)
40-
XCTAssertEqual(VolumeGridConstants.HUD.cornerRadius, 20)
41-
}
42-
43-
func testHUDAlpha() {
44-
XCTAssertEqual(VolumeGridConstants.HUD.alpha, 0.97)
45-
XCTAssert(VolumeGridConstants.HUD.alpha > 0 && VolumeGridConstants.HUD.alpha <= 1.0)
46-
}
47-
48-
func testHUDDisplayDuration() {
49-
XCTAssertEqual(VolumeGridConstants.HUD.displayDuration, 1.4)
50-
}
51-
52-
func testHUDAnimationDurations() {
53-
XCTAssertEqual(VolumeGridConstants.HUD.fadeInDuration, 0.3)
54-
XCTAssertEqual(VolumeGridConstants.HUD.fadeOutDuration, 0.6)
55-
XCTAssert(VolumeGridConstants.HUD.fadeOutDuration > VolumeGridConstants.HUD.fadeInDuration)
56-
}
57-
58-
func testHUDMargins() {
59-
XCTAssertEqual(VolumeGridConstants.HUD.marginX, 10)
60-
XCTAssertEqual(VolumeGridConstants.HUD.minVerticalPadding, 14)
61-
}
62-
63-
// MARK: - HUD Layout Constants
64-
65-
func testHUDLayoutIconSize() {
66-
XCTAssertEqual(VolumeGridConstants.HUD.Layout.iconSize, 40)
67-
}
68-
69-
func testHUDLayoutSpacing() {
70-
XCTAssertEqual(VolumeGridConstants.HUD.Layout.spacingIconToDevice, 16)
71-
XCTAssertEqual(VolumeGridConstants.HUD.Layout.spacingDeviceToBlocks, 24)
72-
}
73-
74-
func testHUDLayoutPadding() {
75-
XCTAssertEqual(VolumeGridConstants.HUD.Layout.leadingSpacerWidth, 30)
76-
XCTAssertEqual(VolumeGridConstants.HUD.Layout.volumeLabelWidthPadding, 6)
77-
}
78-
79-
// MARK: - Volume Blocks View Constants
80-
81-
func testVolumeBlocksViewConfiguration() {
82-
XCTAssertEqual(VolumeGridConstants.volumeBlocksCount, 16)
83-
XCTAssertEqual(VolumeGridConstants.HUD.VolumeBlocksView.blockHeight, 6)
84-
XCTAssertEqual(VolumeGridConstants.HUD.VolumeBlocksView.cornerRadius, 0.5)
85-
}
86-
87-
// MARK: - Consistency Tests
11+
// MARK: - Audio Constants Validation
12+
13+
func testAudioConstantsLogicalConstraints() {
14+
// Volume epsilon should be small enough for floating-point comparison
15+
XCTAssert(
16+
VolumeGridConstants.Audio.volumeEpsilon < 0.01,
17+
"Volume epsilon should be small for precise comparisons"
18+
)
19+
XCTAssert(
20+
VolumeGridConstants.Audio.volumeEpsilon > 0,
21+
"Volume epsilon must be positive"
22+
)
23+
24+
// Quarter step should be a valid volume fraction
25+
XCTAssert(
26+
VolumeGridConstants.Audio.quarterStep > 0,
27+
"Quarter step must be positive"
28+
)
29+
XCTAssert(
30+
VolumeGridConstants.Audio.quarterStep < 1.0,
31+
"Quarter step must be less than 1.0"
32+
)
33+
34+
// Debounce delays should be in reasonable range
35+
XCTAssert(
36+
VolumeGridConstants.Audio.volumeChangeDebounceDelay > 0.01,
37+
"Volume debounce delay should be at least 10ms"
38+
)
39+
XCTAssert(
40+
VolumeGridConstants.Audio.volumeChangeDebounceDelay < 0.2,
41+
"Volume debounce delay should not exceed 200ms"
42+
)
43+
44+
XCTAssert(
45+
VolumeGridConstants.Audio.deviceChangeDebounceDelay > 0.01,
46+
"Device debounce delay should be at least 10ms"
47+
)
48+
XCTAssert(
49+
VolumeGridConstants.Audio.deviceChangeDebounceDelay < 0.5,
50+
"Device debounce delay should not exceed 500ms"
51+
)
52+
53+
// Volume thresholds should be ordered
54+
XCTAssert(
55+
VolumeGridConstants.Audio.volumeLevelLow < VolumeGridConstants.Audio.volumeLevelMedium,
56+
"Low threshold should be less than medium threshold"
57+
)
58+
XCTAssert(
59+
VolumeGridConstants.Audio.volumeLevelMedium < 100,
60+
"Medium threshold should be less than 100"
61+
)
62+
}
63+
64+
// MARK: - HUD Constants Validation
65+
66+
func testHUDConstantsLogicalConstraints() {
67+
// Dimensions should be positive
68+
XCTAssert(
69+
VolumeGridConstants.HUD.width > 0,
70+
"HUD width must be positive"
71+
)
72+
XCTAssert(
73+
VolumeGridConstants.HUD.height > 0,
74+
"HUD height must be positive"
75+
)
76+
77+
// Alpha should be valid for visual effect
78+
XCTAssert(
79+
VolumeGridConstants.HUD.alpha > 0,
80+
"HUD alpha must be positive"
81+
)
82+
XCTAssert(
83+
VolumeGridConstants.HUD.alpha <= 1.0,
84+
"HUD alpha must not exceed 1.0"
85+
)
86+
87+
// Animation durations should be positive and ordered
88+
XCTAssert(
89+
VolumeGridConstants.HUD.fadeInDuration > 0,
90+
"Fade-in duration must be positive"
91+
)
92+
XCTAssert(
93+
VolumeGridConstants.HUD.fadeOutDuration > 0,
94+
"Fade-out duration must be positive"
95+
)
96+
XCTAssert(
97+
VolumeGridConstants.HUD.fadeOutDuration > VolumeGridConstants.HUD.fadeInDuration,
98+
"Fade-out should be slower than fade-in for smooth exit"
99+
)
100+
101+
// Display duration should be longer than animations
102+
XCTAssert(
103+
VolumeGridConstants.HUD.displayDuration > VolumeGridConstants.HUD.fadeOutDuration,
104+
"Display duration should exceed fade-out duration"
105+
)
106+
107+
// Margins and padding should be non-negative
108+
XCTAssert(
109+
VolumeGridConstants.HUD.marginX >= 0,
110+
"Horizontal margin must be non-negative"
111+
)
112+
XCTAssert(
113+
VolumeGridConstants.HUD.minVerticalPadding >= 0,
114+
"Vertical padding must be non-negative"
115+
)
116+
XCTAssert(
117+
VolumeGridConstants.HUD.cornerRadius >= 0,
118+
"Corner radius must be non-negative"
119+
)
120+
}
121+
122+
// MARK: - Cross-Component Consistency
88123

89124
func testConstantsConsistency() {
90125
// Volume formatter should use same quarterStep as Constants
91-
XCTAssertEqual(VolumeFormatter.quarterStep, VolumeGridConstants.Audio.quarterStep)
92-
}
93-
94-
func testHUDConstantsConsistency() {
95-
// Verify HUD width and height are positive
96-
XCTAssert(VolumeGridConstants.HUD.width > 0)
97-
XCTAssert(VolumeGridConstants.HUD.height > 0)
98-
99-
// Display duration should be longer than fade out
100-
XCTAssert(VolumeGridConstants.HUD.displayDuration > VolumeGridConstants.HUD.fadeOutDuration)
101-
}
102-
103-
func testAudioConstantsRanges() {
104-
// Volume epsilon should be small
105-
XCTAssert(VolumeGridConstants.Audio.volumeEpsilon < 0.01)
106-
107-
// Quarter step should be valid volume fraction
108-
XCTAssert(VolumeGridConstants.Audio.quarterStep > 0)
109-
XCTAssert(VolumeGridConstants.Audio.quarterStep < 1.0)
110-
111-
// Debounce delays should be reasonable
112-
XCTAssert(VolumeGridConstants.Audio.volumeChangeDebounceDelay > 0.01)
113-
XCTAssert(VolumeGridConstants.Audio.volumeChangeDebounceDelay < 0.2)
126+
XCTAssertEqual(
127+
VolumeFormatter.quarterStep,
128+
VolumeGridConstants.Audio.quarterStep,
129+
"VolumeFormatter and Constants must use the same quarterStep"
130+
)
131+
}
132+
133+
// MARK: - Layout Constraints
134+
135+
func testHUDLayoutConstraints() {
136+
// Icon size should be positive
137+
XCTAssert(
138+
VolumeGridConstants.HUD.Layout.iconSize > 0,
139+
"Icon size must be positive"
140+
)
141+
142+
// Spacings should be non-negative for proper layout
143+
XCTAssert(
144+
VolumeGridConstants.HUD.Layout.spacingIconToDevice >= 0,
145+
"Spacing between icon and device must be non-negative"
146+
)
147+
XCTAssert(
148+
VolumeGridConstants.HUD.Layout.spacingDeviceToBlocks >= 0,
149+
"Spacing between device and blocks must be non-negative"
150+
)
151+
152+
// Block dimensions should be positive
153+
XCTAssert(
154+
VolumeGridConstants.HUD.VolumeBlocksView.blockHeight > 0,
155+
"Block height must be positive"
156+
)
157+
XCTAssert(
158+
VolumeGridConstants.HUD.VolumeBlocksView.cornerRadius >= 0,
159+
"Block corner radius must be non-negative"
160+
)
114161
}
115162
}

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