padding_test.go

package flex

import "testing"

func TestPadding_no_size(t *testing.T) {
	config := NewConfig()

	root := NewNodeWithConfig(config)
	root.StyleSetPadding(EdgeLeft, 10)
	root.StyleSetPadding(EdgeTop, 10)
	root.StyleSetPadding(EdgeRight, 10)
	root.StyleSetPadding(EdgeBottom, 10)
	CalculateLayout(root, Undefined, Undefined, DirectionLTR)

	assertFloatEqual(t, 0, root.LayoutGetLeft())
	assertFloatEqual(t, 0, root.LayoutGetTop())
	assertFloatEqual(t, 20, root.LayoutGetWidth())
	assertFloatEqual(t, 20, root.LayoutGetHeight())

	CalculateLayout(root, Undefined, Undefined, DirectionRTL)

	assertFloatEqual(t, 0, root.LayoutGetLeft())
	assertFloatEqual(t, 0, root.LayoutGetTop())
	assertFloatEqual(t, 20, root.LayoutGetWidth())
	assertFloatEqual(t, 20, root.LayoutGetHeight())
}

func TestPadding_container_match_child(t *testing.T) {
	config := NewConfig()

	root := NewNodeWithConfig(config)
	root.StyleSetPadding(EdgeLeft, 10)
	root.StyleSetPadding(EdgeTop, 10)
	root.StyleSetPadding(EdgeRight, 10)
	root.StyleSetPadding(EdgeBottom, 10)

	rootChild0 := NewNodeWithConfig(config)
	rootChild0.StyleSetWidth(10)
	rootChild0.StyleSetHeight(10)
	root.InsertChild(rootChild0, 0)
	CalculateLayout(root, Undefined, Undefined, DirectionLTR)

	assertFloatEqual(t, 0, root.LayoutGetLeft())
	assertFloatEqual(t, 0, root.LayoutGetTop())
	assertFloatEqual(t, 30, root.LayoutGetWidth())
	assertFloatEqual(t, 30, root.LayoutGetHeight())

	assertFloatEqual(t, 10, rootChild0.LayoutGetLeft())
	assertFloatEqual(t, 10, rootChild0.LayoutGetTop())
	assertFloatEqual(t, 10, rootChild0.LayoutGetWidth())
	assertFloatEqual(t, 10, rootChild0.LayoutGetHeight())

	CalculateLayout(root, Undefined, Undefined, DirectionRTL)

	assertFloatEqual(t, 0, root.LayoutGetLeft())
	assertFloatEqual(t, 0, root.LayoutGetTop())
	assertFloatEqual(t, 30, root.LayoutGetWidth())
	assertFloatEqual(t, 30, root.LayoutGetHeight())

	assertFloatEqual(t, 10, rootChild0.LayoutGetLeft())
	assertFloatEqual(t, 10, rootChild0.LayoutGetTop())
	assertFloatEqual(t, 10, rootChild0.LayoutGetWidth())
	assertFloatEqual(t, 10, rootChild0.LayoutGetHeight())
}

func TestPadding_flex_child(t *testing.T) {
	config := NewConfig()

	root := NewNodeWithConfig(config)
	root.StyleSetPadding(EdgeLeft, 10)
	root.StyleSetPadding(EdgeTop, 10)
	root.StyleSetPadding(EdgeRight, 10)
	root.StyleSetPadding(EdgeBottom, 10)
	root.StyleSetWidth(100)
	root.StyleSetHeight(100)

	rootChild0 := NewNodeWithConfig(config)
	rootChild0.StyleSetFlexGrow(1)
	rootChild0.StyleSetWidth(10)
	root.InsertChild(rootChild0, 0)
	CalculateLayout(root, Undefined, Undefined, DirectionLTR)

	assertFloatEqual(t, 0, root.LayoutGetLeft())
	assertFloatEqual(t, 0, root.LayoutGetTop())
	assertFloatEqual(t, 100, root.LayoutGetWidth())
	assertFloatEqual(t, 100, root.LayoutGetHeight())

	assertFloatEqual(t, 10, rootChild0.LayoutGetLeft())
	assertFloatEqual(t, 10, rootChild0.LayoutGetTop())
	assertFloatEqual(t, 10, rootChild0.LayoutGetWidth())
	assertFloatEqual(t, 80, rootChild0.LayoutGetHeight())

	CalculateLayout(root, Undefined, Undefined, DirectionRTL)

	assertFloatEqual(t, 0, root.LayoutGetLeft())
	assertFloatEqual(t, 0, root.LayoutGetTop())
	assertFloatEqual(t, 100, root.LayoutGetWidth())
	assertFloatEqual(t, 100, root.LayoutGetHeight())

	assertFloatEqual(t, 80, rootChild0.LayoutGetLeft())
	assertFloatEqual(t, 10, rootChild0.LayoutGetTop())
	assertFloatEqual(t, 10, rootChild0.LayoutGetWidth())
	assertFloatEqual(t, 80, rootChild0.LayoutGetHeight())
}

func TestPadding_stretch_child(t *testing.T) {
	config := NewConfig()

	root := NewNodeWithConfig(config)
	root.StyleSetPadding(EdgeLeft, 10)
	root.StyleSetPadding(EdgeTop, 10)
	root.StyleSetPadding(EdgeRight, 10)
	root.StyleSetPadding(EdgeBottom, 10)
	root.StyleSetWidth(100)
	root.StyleSetHeight(100)

	rootChild0 := NewNodeWithConfig(config)
	rootChild0.StyleSetHeight(10)
	root.InsertChild(rootChild0, 0)
	CalculateLayout(root, Undefined, Undefined, DirectionLTR)

	assertFloatEqual(t, 0, root.LayoutGetLeft())
	assertFloatEqual(t, 0, root.LayoutGetTop())
	assertFloatEqual(t, 100, root.LayoutGetWidth())
	assertFloatEqual(t, 100, root.LayoutGetHeight())

	assertFloatEqual(t, 10, rootChild0.LayoutGetLeft())
	assertFloatEqual(t, 10, rootChild0.LayoutGetTop())
	assertFloatEqual(t, 80, rootChild0.LayoutGetWidth())
	assertFloatEqual(t, 10, rootChild0.LayoutGetHeight())

	CalculateLayout(root, Undefined, Undefined, DirectionRTL)

	assertFloatEqual(t, 0, root.LayoutGetLeft())
	assertFloatEqual(t, 0, root.LayoutGetTop())
	assertFloatEqual(t, 100, root.LayoutGetWidth())
	assertFloatEqual(t, 100, root.LayoutGetHeight())

	assertFloatEqual(t, 10, rootChild0.LayoutGetLeft())
	assertFloatEqual(t, 10, rootChild0.LayoutGetTop())
	assertFloatEqual(t, 80, rootChild0.LayoutGetWidth())
	assertFloatEqual(t, 10, rootChild0.LayoutGetHeight())
}

func TestPadding_center_child(t *testing.T) {
	config := NewConfig()

	root := NewNodeWithConfig(config)
	root.StyleSetJustifyContent(JustifyCenter)
	root.StyleSetAlignItems(AlignCenter)
	root.StyleSetPadding(EdgeStart, 10)
	root.StyleSetPadding(EdgeEnd, 20)
	root.StyleSetPadding(EdgeBottom, 20)
	root.StyleSetWidth(100)
	root.StyleSetHeight(100)

	rootChild0 := NewNodeWithConfig(config)
	rootChild0.StyleSetWidth(10)
	rootChild0.StyleSetHeight(10)
	root.InsertChild(rootChild0, 0)
	CalculateLayout(root, Undefined, Undefined, DirectionLTR)

	assertFloatEqual(t, 0, root.LayoutGetLeft())
	assertFloatEqual(t, 0, root.LayoutGetTop())
	assertFloatEqual(t, 100, root.LayoutGetWidth())
	assertFloatEqual(t, 100, root.LayoutGetHeight())

	assertFloatEqual(t, 40, rootChild0.LayoutGetLeft())
	assertFloatEqual(t, 35, rootChild0.LayoutGetTop())
	assertFloatEqual(t, 10, rootChild0.LayoutGetWidth())
	assertFloatEqual(t, 10, rootChild0.LayoutGetHeight())

	CalculateLayout(root, Undefined, Undefined, DirectionRTL)

	assertFloatEqual(t, 0, root.LayoutGetLeft())
	assertFloatEqual(t, 0, root.LayoutGetTop())
	assertFloatEqual(t, 100, root.LayoutGetWidth())
	assertFloatEqual(t, 100, root.LayoutGetHeight())

	assertFloatEqual(t, 50, rootChild0.LayoutGetLeft())
	assertFloatEqual(t, 35, rootChild0.LayoutGetTop())
	assertFloatEqual(t, 10, rootChild0.LayoutGetWidth())
	assertFloatEqual(t, 10, rootChild0.LayoutGetHeight())
}

func TestChild_with_padding_align_end(t *testing.T) {
	config := NewConfig()

	root := NewNodeWithConfig(config)
	root.StyleSetJustifyContent(JustifyFlexEnd)
	root.StyleSetAlignItems(AlignFlexEnd)
	root.StyleSetWidth(200)
	root.StyleSetHeight(200)

	rootChild0 := NewNodeWithConfig(config)
	rootChild0.StyleSetPadding(EdgeLeft, 20)
	rootChild0.StyleSetPadding(EdgeTop, 20)
	rootChild0.StyleSetPadding(EdgeRight, 20)
	rootChild0.StyleSetPadding(EdgeBottom, 20)
	rootChild0.StyleSetWidth(100)
	rootChild0.StyleSetHeight(100)
	root.InsertChild(rootChild0, 0)
	CalculateLayout(root, Undefined, Undefined, DirectionLTR)

	assertFloatEqual(t, 0, root.LayoutGetLeft())
	assertFloatEqual(t, 0, root.LayoutGetTop())
	assertFloatEqual(t, 200, root.LayoutGetWidth())
	assertFloatEqual(t, 200, root.LayoutGetHeight())

	assertFloatEqual(t, 100, rootChild0.LayoutGetLeft())
	assertFloatEqual(t, 100, rootChild0.LayoutGetTop())
	assertFloatEqual(t, 100, rootChild0.LayoutGetWidth())
	assertFloatEqual(t, 100, rootChild0.LayoutGetHeight())

	CalculateLayout(root, Undefined, Undefined, DirectionRTL)

	assertFloatEqual(t, 0, root.LayoutGetLeft())
	assertFloatEqual(t, 0, root.LayoutGetTop())
	assertFloatEqual(t, 200, root.LayoutGetWidth())
	assertFloatEqual(t, 200, root.LayoutGetHeight())

	assertFloatEqual(t, 0, rootChild0.LayoutGetLeft())
	assertFloatEqual(t, 100, rootChild0.LayoutGetTop())
	assertFloatEqual(t, 100, rootChild0.LayoutGetWidth())
	assertFloatEqual(t, 100, rootChild0.LayoutGetHeight())
}