tests
This commit is contained in:
Michael Freno
267
testing/__tests__/07_layout_validation.lua
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267
testing/__tests__/07_layout_validation.lua
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package.path = package.path .. ";?.lua"
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local luaunit = require("testing/luaunit")
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require("testing/loveStub") -- Required to mock LOVE functions
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local FlexLove = require("FlexLove")
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local FlexDirection = FlexLove.enums.FlexDirection
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local Positioning = FlexLove.enums.Positioning
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local JustifyContent = FlexLove.enums.JustifyContent
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local AlignItems = FlexLove.enums.AlignItems
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-- Create test cases
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TestLayoutValidation = {}
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function TestLayoutValidation:setUp()
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self.GUI = FlexLove.GUI
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end
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function TestLayoutValidation:testNestedFlexContainers()
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-- Test nested flex containers behave correctly
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local outerContainer = self.GUI.new({
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x = 0,
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y = 0,
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w = 300,
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h = 300,
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positioning = Positioning.FLEX,
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flexDirection = FlexDirection.VERTICAL,
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})
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local innerContainer1 = self.GUI.new({
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parent = outerContainer,
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w = 300,
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h = 100,
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positioning = Positioning.FLEX,
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flexDirection = FlexDirection.HORIZONTAL,
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justifyContent = JustifyContent.SPACE_BETWEEN,
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})
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local innerContainer2 = self.GUI.new({
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parent = outerContainer,
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w = 300,
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h = 100,
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positioning = Positioning.FLEX,
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flexDirection = FlexDirection.HORIZONTAL,
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justifyContent = JustifyContent.CENTER,
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})
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-- Add children to inner container 1
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local child1 = self.GUI.new({
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parent = innerContainer1,
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w = 50,
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h = 50,
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positioning = Positioning.FLEX,
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})
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local child2 = self.GUI.new({
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parent = innerContainer1,
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w = 50,
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h = 50,
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positioning = Positioning.FLEX,
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})
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-- Add child to inner container 2
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local child3 = self.GUI.new({
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parent = innerContainer2,
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w = 50,
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h = 50,
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positioning = Positioning.FLEX,
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})
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-- Verify outer container layout
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luaunit.assertEquals(innerContainer1.y, 0)
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luaunit.assertEquals(innerContainer2.y, 110) -- 100 + 10 gap
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-- Verify inner container 1 layout (space-between)
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luaunit.assertEquals(child1.x, 0)
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luaunit.assertEquals(child2.x, 250)
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-- Verify inner container 2 layout (center)
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luaunit.assertEquals(child3.x, 125) -- (300 - 50) / 2
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-- Test container references
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luaunit.assertEquals(#innerContainer1.children, 2)
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luaunit.assertEquals(#innerContainer2.children, 1)
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luaunit.assertEquals(innerContainer1.children[1], child1)
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luaunit.assertEquals(innerContainer1.children[2], child2)
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luaunit.assertEquals(innerContainer2.children[1], child3)
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end
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function TestLayoutValidation:testMixedPositioning()
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-- Test mixing absolute and flex positioning
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local container = self.GUI.new({
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x = 0,
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y = 0,
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w = 300,
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h = 300,
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positioning = Positioning.FLEX,
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flexDirection = FlexDirection.VERTICAL,
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})
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-- Add flex positioned child
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local flexChild = self.GUI.new({
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parent = container,
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w = 100,
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h = 50,
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positioning = Positioning.FLEX,
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})
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-- Add absolute positioned child
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local absoluteChild = self.GUI.new({
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parent = container,
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x = 150,
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y = 150,
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w = 100,
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h = 50,
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positioning = Positioning.ABSOLUTE,
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})
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-- Add another flex positioned child
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local flexChild2 = self.GUI.new({
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parent = container,
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w = 100,
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h = 50,
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positioning = Positioning.FLEX,
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})
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-- Verify flex children positions
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luaunit.assertEquals(flexChild.y, 0)
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luaunit.assertEquals(flexChild2.y, 60) -- 50 + 10 gap
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-- Verify absolute child position is maintained
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luaunit.assertEquals(absoluteChild.x, 150)
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luaunit.assertEquals(absoluteChild.y, 150)
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end
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function TestLayoutValidation:testDynamicSizing()
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-- Test auto-sizing of flex containers
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local container = self.GUI.new({
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x = 0,
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y = 0,
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positioning = Positioning.FLEX,
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flexDirection = FlexDirection.HORIZONTAL,
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})
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-- Add children to determine container size
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local child1 = self.GUI.new({
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parent = container,
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w = 50,
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h = 100,
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positioning = Positioning.FLEX,
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})
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local child2 = self.GUI.new({
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parent = container,
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w = 50,
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h = 150,
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positioning = Positioning.FLEX,
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})
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-- Container should size to fit children
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luaunit.assertEquals(container.width, 110) -- 50 + 10 + 50
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luaunit.assertEquals(container.height, 150) -- Max of child heights
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end
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function TestLayoutValidation:testDeepNesting()
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-- Test deeply nested flex containers
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local level1 = self.GUI.new({
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x = 0,
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y = 0,
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w = 400,
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h = 400,
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positioning = Positioning.FLEX,
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flexDirection = FlexDirection.VERTICAL,
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})
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local level2 = self.GUI.new({
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parent = level1,
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w = 300,
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h = 300,
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positioning = Positioning.FLEX,
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flexDirection = FlexDirection.HORIZONTAL,
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})
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local level3 = self.GUI.new({
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parent = level2,
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w = 200,
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h = 200,
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positioning = Positioning.FLEX,
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flexDirection = FlexDirection.VERTICAL,
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alignItems = AlignItems.CENTER,
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})
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local level4 = self.GUI.new({
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parent = level3,
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w = 100,
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h = 100,
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positioning = Positioning.FLEX,
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flexDirection = FlexDirection.HORIZONTAL,
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justifyContent = JustifyContent.CENTER,
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})
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-- Add a child to the deepest level
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local deepChild = self.GUI.new({
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parent = level4,
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w = 50,
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h = 50,
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positioning = Positioning.FLEX,
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})
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-- Verify positioning through all levels
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luaunit.assertEquals(level2.y, 0)
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luaunit.assertEquals(level3.x, 0)
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luaunit.assertEquals(level4.x, 50) -- (200 - 100) / 2
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luaunit.assertEquals(deepChild.x, 25) -- (100 - 50) / 2
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end
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function TestLayoutValidation:testEdgeCases()
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-- Test edge cases and potential layout issues
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local container = self.GUI.new({
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x = 0,
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y = 0,
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w = 100,
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h = 100,
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positioning = Positioning.FLEX,
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flexDirection = FlexDirection.HORIZONTAL,
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})
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-- Test zero-size child
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local zeroSizeChild = self.GUI.new({
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parent = container,
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w = 0,
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h = 0,
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positioning = Positioning.FLEX,
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})
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-- Test negative size (should be clamped to 0)
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local negativeSizeChild = self.GUI.new({
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parent = container,
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w = -50,
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h = -50,
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positioning = Positioning.FLEX,
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})
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-- Test oversized child
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local oversizedChild = self.GUI.new({
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parent = container,
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w = 200,
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h = 200,
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positioning = Positioning.FLEX,
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})
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-- Verify layout handles edge cases gracefully
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luaunit.assertTrue(zeroSizeChild.width >= 0)
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luaunit.assertTrue(zeroSizeChild.height >= 0)
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luaunit.assertTrue(negativeSizeChild.width >= 0)
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luaunit.assertTrue(negativeSizeChild.height >= 0)
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luaunit.assertEquals(oversizedChild.x, 0) -- Should still be positioned at start
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-- Check that containers handle children properly
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luaunit.assertEquals(zeroSizeChild.x, 0) -- First child should be at start
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luaunit.assertEquals(negativeSizeChild.x, 0) -- Should be positioned after zero-size child
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luaunit.assertEquals(oversizedChild.x, 0) -- Should be positioned after negative-size child
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luaunit.assertNotNil(container.children[1]) -- Container should maintain child references
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luaunit.assertEquals(#container.children, 3) -- All children should be tracked
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end
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luaunit.LuaUnit.run()
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