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absolute_position_test.go
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package flex
import (
"testing"
"github.com/stretchr/testify/assert"
)
const (
eps = 0.000001
)
func assertFloatEqual(t *testing.T, got, exp float32) {
assert.Equal(t, got, exp)
diff := fabs(got - exp)
if diff > eps {
t.Fatalf("got: %.2f, exp: %.2f", got, exp)
}
}
func TestAbsoluteLayoutWidthHeightStartTop(t *testing.T) {
config := NewConfig()
root := NewNodeWithConfig(config)
root.StyleSetWidth(100)
root.StyleSetHeight(100)
rootChild0 := NewNodeWithConfig(config)
rootChild0.StyleSetPositionType(PositionTypeAbsolute)
rootChild0.StyleSetPosition(EdgeStart, 10)
rootChild0.StyleSetPosition(EdgeTop, 10)
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, 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, 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, 10, rootChild0.LayoutGetHeight())
}
func TestAbsoluteLayoutStartTopEndBottom(t *testing.T) {
config := NewConfig()
root := NewNodeWithConfig(config)
root.StyleSetWidth(100)
root.StyleSetHeight(100)
rootChild0 := NewNodeWithConfig(config)
rootChild0.StyleSetPositionType(PositionTypeAbsolute)
rootChild0.StyleSetPosition(EdgeStart, 10)
rootChild0.StyleSetPosition(EdgeTop, 10)
rootChild0.StyleSetPosition(EdgeEnd, 10)
rootChild0.StyleSetPosition(EdgeBottom, 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, 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, 10, rootChild0.LayoutGetLeft())
assertFloatEqual(t, 10, rootChild0.LayoutGetTop())
assertFloatEqual(t, 80, rootChild0.LayoutGetWidth())
assertFloatEqual(t, 80, rootChild0.LayoutGetHeight())
}
func TestAbsoluteLayoutWidthHeightStartTopEndBottom(t *testing.T) {
config := NewConfig()
root := NewNodeWithConfig(config)
root.StyleSetWidth(100)
root.StyleSetHeight(100)
rootChild0 := NewNodeWithConfig(config)
rootChild0.StyleSetPositionType(PositionTypeAbsolute)
rootChild0.StyleSetPosition(EdgeStart, 10)
rootChild0.StyleSetPosition(EdgeTop, 10)
rootChild0.StyleSetPosition(EdgeEnd, 10)
rootChild0.StyleSetPosition(EdgeBottom, 10)
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, 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, 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, 10, rootChild0.LayoutGetHeight())
}
func TestDoNotClampHeightOfAbsoluteNodeToHeightOfItsOverflowHiddenParent(t *testing.T) {
config := NewConfig()
root := NewNodeWithConfig(config)
root.StyleSetFlexDirection(FlexDirectionRow)
root.StyleSetOverflow(OverflowHidden)
root.StyleSetWidth(50)
root.StyleSetHeight(50)
rootChild0 := NewNodeWithConfig(config)
rootChild0.StyleSetPositionType(PositionTypeAbsolute)
rootChild0.StyleSetPosition(EdgeStart, 0)
rootChild0.StyleSetPosition(EdgeTop, 0)
root.InsertChild(rootChild0, 0)
rootChild0Child0 := NewNodeWithConfig(config)
rootChild0Child0.StyleSetWidth(100)
rootChild0Child0.StyleSetHeight(100)
rootChild0.InsertChild(rootChild0Child0, 0)
CalculateLayout(root, Undefined, Undefined, DirectionLTR)
assertFloatEqual(t, 0, root.LayoutGetLeft())
assertFloatEqual(t, 0, root.LayoutGetTop())
assertFloatEqual(t, 50, root.LayoutGetWidth())
assertFloatEqual(t, 50, root.LayoutGetHeight())
assertFloatEqual(t, 0, rootChild0.LayoutGetLeft())
assertFloatEqual(t, 0, rootChild0.LayoutGetTop())
assertFloatEqual(t, 100, rootChild0.LayoutGetWidth())
assertFloatEqual(t, 100, rootChild0.LayoutGetHeight())
assertFloatEqual(t, 0, rootChild0Child0.LayoutGetLeft())
assertFloatEqual(t, 0, rootChild0Child0.LayoutGetTop())
assertFloatEqual(t, 100, rootChild0Child0.LayoutGetWidth())
assertFloatEqual(t, 100, rootChild0Child0.LayoutGetHeight())
CalculateLayout(root, Undefined, Undefined, DirectionRTL)
assertFloatEqual(t, 0, root.LayoutGetLeft())
assertFloatEqual(t, 0, root.LayoutGetTop())
assertFloatEqual(t, 50, root.LayoutGetWidth())
assertFloatEqual(t, 50, root.LayoutGetHeight())
assertFloatEqual(t, -50, rootChild0.LayoutGetLeft())
assertFloatEqual(t, 0, rootChild0.LayoutGetTop())
assertFloatEqual(t, 100, rootChild0.LayoutGetWidth())
assertFloatEqual(t, 100, rootChild0.LayoutGetHeight())
assertFloatEqual(t, 0, rootChild0Child0.LayoutGetLeft())
assertFloatEqual(t, 0, rootChild0Child0.LayoutGetTop())
assertFloatEqual(t, 100, rootChild0Child0.LayoutGetWidth())
assertFloatEqual(t, 100, rootChild0Child0.LayoutGetHeight())
}
func TestAbsoluteLayoutWithinBorder(t *testing.T) {
config := NewConfig()
root := NewNodeWithConfig(config)
root.StyleSetMargin(EdgeLeft, 10)
root.StyleSetMargin(EdgeTop, 10)
root.StyleSetMargin(EdgeRight, 10)
root.StyleSetMargin(EdgeBottom, 10)
root.StyleSetPadding(EdgeLeft, 10)
root.StyleSetPadding(EdgeTop, 10)
root.StyleSetPadding(EdgeRight, 10)
root.StyleSetPadding(EdgeBottom, 10)
root.StyleSetBorder(EdgeLeft, 10)
root.StyleSetBorder(EdgeTop, 10)
root.StyleSetBorder(EdgeRight, 10)
root.StyleSetBorder(EdgeBottom, 10)
root.StyleSetWidth(100)
root.StyleSetHeight(100)
rootChild0 := NewNodeWithConfig(config)
rootChild0.StyleSetPositionType(PositionTypeAbsolute)
rootChild0.StyleSetPosition(EdgeLeft, 0)
rootChild0.StyleSetPosition(EdgeTop, 0)
rootChild0.StyleSetWidth(50)
rootChild0.StyleSetHeight(50)
root.InsertChild(rootChild0, 0)
rootChild1 := NewNodeWithConfig(config)
rootChild1.StyleSetPositionType(PositionTypeAbsolute)
rootChild1.StyleSetPosition(EdgeRight, 0)
rootChild1.StyleSetPosition(EdgeBottom, 0)
rootChild1.StyleSetWidth(50)
rootChild1.StyleSetHeight(50)
root.InsertChild(rootChild1, 1)
rootChild2 := NewNodeWithConfig(config)
rootChild2.StyleSetPositionType(PositionTypeAbsolute)
rootChild2.StyleSetPosition(EdgeLeft, 0)
rootChild2.StyleSetPosition(EdgeTop, 0)
rootChild2.StyleSetMargin(EdgeLeft, 10)
rootChild2.StyleSetMargin(EdgeTop, 10)
rootChild2.StyleSetMargin(EdgeRight, 10)
rootChild2.StyleSetMargin(EdgeBottom, 10)
rootChild2.StyleSetWidth(50)
rootChild2.StyleSetHeight(50)
root.InsertChild(rootChild2, 2)
rootChild3 := NewNodeWithConfig(config)
rootChild3.StyleSetPositionType(PositionTypeAbsolute)
rootChild3.StyleSetPosition(EdgeRight, 0)
rootChild3.StyleSetPosition(EdgeBottom, 0)
rootChild3.StyleSetMargin(EdgeLeft, 10)
rootChild3.StyleSetMargin(EdgeTop, 10)
rootChild3.StyleSetMargin(EdgeRight, 10)
rootChild3.StyleSetMargin(EdgeBottom, 10)
rootChild3.StyleSetWidth(50)
rootChild3.StyleSetHeight(50)
root.InsertChild(rootChild3, 3)
CalculateLayout(root, Undefined, Undefined, DirectionLTR)
assertFloatEqual(t, 10, root.LayoutGetLeft())
assertFloatEqual(t, 10, root.LayoutGetTop())
assertFloatEqual(t, 100, root.LayoutGetWidth())
assertFloatEqual(t, 100, root.LayoutGetHeight())
assertFloatEqual(t, 10, rootChild0.LayoutGetLeft())
assertFloatEqual(t, 10, rootChild0.LayoutGetTop())
assertFloatEqual(t, 50, rootChild0.LayoutGetWidth())
assertFloatEqual(t, 50, rootChild0.LayoutGetHeight())
assertFloatEqual(t, 40, rootChild1.LayoutGetLeft())
assertFloatEqual(t, 40, rootChild1.LayoutGetTop())
assertFloatEqual(t, 50, rootChild1.LayoutGetWidth())
assertFloatEqual(t, 50, rootChild1.LayoutGetHeight())
assertFloatEqual(t, 20, rootChild2.LayoutGetLeft())
assertFloatEqual(t, 20, rootChild2.LayoutGetTop())
assertFloatEqual(t, 50, rootChild2.LayoutGetWidth())
assertFloatEqual(t, 50, rootChild2.LayoutGetHeight())
assertFloatEqual(t, 30, rootChild3.LayoutGetLeft())
assertFloatEqual(t, 30, rootChild3.LayoutGetTop())
assertFloatEqual(t, 50, rootChild3.LayoutGetWidth())
assertFloatEqual(t, 50, rootChild3.LayoutGetHeight())
CalculateLayout(root, Undefined, Undefined, DirectionRTL)
assertFloatEqual(t, 10, root.LayoutGetLeft())
assertFloatEqual(t, 10, root.LayoutGetTop())
assertFloatEqual(t, 100, root.LayoutGetWidth())
assertFloatEqual(t, 100, root.LayoutGetHeight())
assertFloatEqual(t, 10, rootChild0.LayoutGetLeft())
assertFloatEqual(t, 10, rootChild0.LayoutGetTop())
assertFloatEqual(t, 50, rootChild0.LayoutGetWidth())
assertFloatEqual(t, 50, rootChild0.LayoutGetHeight())
assertFloatEqual(t, 40, rootChild1.LayoutGetLeft())
assertFloatEqual(t, 40, rootChild1.LayoutGetTop())
assertFloatEqual(t, 50, rootChild1.LayoutGetWidth())
assertFloatEqual(t, 50, rootChild1.LayoutGetHeight())
assertFloatEqual(t, 20, rootChild2.LayoutGetLeft())
assertFloatEqual(t, 20, rootChild2.LayoutGetTop())
assertFloatEqual(t, 50, rootChild2.LayoutGetWidth())
assertFloatEqual(t, 50, rootChild2.LayoutGetHeight())
assertFloatEqual(t, 30, rootChild3.LayoutGetLeft())
assertFloatEqual(t, 30, rootChild3.LayoutGetTop())
assertFloatEqual(t, 50, rootChild3.LayoutGetWidth())
assertFloatEqual(t, 50, rootChild3.LayoutGetHeight())
}
func TestAbsoluteLayoutAlignItemsAndJustifyContentCenter(t *testing.T) {
config := NewConfig()
root := NewNodeWithConfig(config)
root.StyleSetJustifyContent(JustifyCenter)
root.StyleSetAlignItems(AlignCenter)
root.StyleSetFlexGrow(1)
root.StyleSetWidth(110)
root.StyleSetHeight(100)
rootChild0 := NewNodeWithConfig(config)
rootChild0.StyleSetPositionType(PositionTypeAbsolute)
rootChild0.StyleSetWidth(60)
rootChild0.StyleSetHeight(40)
root.InsertChild(rootChild0, 0)
CalculateLayout(root, Undefined, Undefined, DirectionLTR)
assertFloatEqual(t, 0, root.LayoutGetLeft())
assertFloatEqual(t, 0, root.LayoutGetTop())
assertFloatEqual(t, 110, root.LayoutGetWidth())
assertFloatEqual(t, 100, root.LayoutGetHeight())
assertFloatEqual(t, 25, rootChild0.LayoutGetLeft())
assertFloatEqual(t, 30, rootChild0.LayoutGetTop())
assertFloatEqual(t, 60, rootChild0.LayoutGetWidth())
assertFloatEqual(t, 40, rootChild0.LayoutGetHeight())
CalculateLayout(root, Undefined, Undefined, DirectionRTL)
assertFloatEqual(t, 0, root.LayoutGetLeft())
assertFloatEqual(t, 0, root.LayoutGetTop())
assertFloatEqual(t, 110, root.LayoutGetWidth())
assertFloatEqual(t, 100, root.LayoutGetHeight())
assertFloatEqual(t, 25, rootChild0.LayoutGetLeft())
assertFloatEqual(t, 30, rootChild0.LayoutGetTop())
assertFloatEqual(t, 60, rootChild0.LayoutGetWidth())
assertFloatEqual(t, 40, rootChild0.LayoutGetHeight())
}
func TestAbsoluteLayoutAlignItemsAndJustifyContentFlexEnd(t *testing.T) {
config := NewConfig()
root := NewNodeWithConfig(config)
root.StyleSetJustifyContent(JustifyFlexEnd)
root.StyleSetAlignItems(AlignFlexEnd)
root.StyleSetFlexGrow(1)
root.StyleSetWidth(110)
root.StyleSetHeight(100)
rootChild0 := NewNodeWithConfig(config)
rootChild0.StyleSetPositionType(PositionTypeAbsolute)
rootChild0.StyleSetWidth(60)
rootChild0.StyleSetHeight(40)
root.InsertChild(rootChild0, 0)
CalculateLayout(root, Undefined, Undefined, DirectionLTR)
assertFloatEqual(t, 0, root.LayoutGetLeft())
assertFloatEqual(t, 0, root.LayoutGetTop())
assertFloatEqual(t, 110, root.LayoutGetWidth())
assertFloatEqual(t, 100, root.LayoutGetHeight())
assertFloatEqual(t, 50, rootChild0.LayoutGetLeft())
assertFloatEqual(t, 60, rootChild0.LayoutGetTop())
assertFloatEqual(t, 60, rootChild0.LayoutGetWidth())
assertFloatEqual(t, 40, rootChild0.LayoutGetHeight())
CalculateLayout(root, Undefined, Undefined, DirectionRTL)
assertFloatEqual(t, 0, root.LayoutGetLeft())
assertFloatEqual(t, 0, root.LayoutGetTop())
assertFloatEqual(t, 110, root.LayoutGetWidth())
assertFloatEqual(t, 100, root.LayoutGetHeight())
assertFloatEqual(t, 0, rootChild0.LayoutGetLeft())
assertFloatEqual(t, 60, rootChild0.LayoutGetTop())
assertFloatEqual(t, 60, rootChild0.LayoutGetWidth())
assertFloatEqual(t, 40, rootChild0.LayoutGetHeight())
}
func TestAbsoluteLayoutJustifyContentCenter(t *testing.T) {
config := NewConfig()
root := NewNodeWithConfig(config)
root.StyleSetJustifyContent(JustifyCenter)
root.StyleSetFlexGrow(1)
root.StyleSetWidth(110)
root.StyleSetHeight(100)
rootChild0 := NewNodeWithConfig(config)
rootChild0.StyleSetPositionType(PositionTypeAbsolute)
rootChild0.StyleSetWidth(60)
rootChild0.StyleSetHeight(40)
root.InsertChild(rootChild0, 0)
CalculateLayout(root, Undefined, Undefined, DirectionLTR)
assertFloatEqual(t, 0, root.LayoutGetLeft())
assertFloatEqual(t, 0, root.LayoutGetTop())
assertFloatEqual(t, 110, root.LayoutGetWidth())
assertFloatEqual(t, 100, root.LayoutGetHeight())
assertFloatEqual(t, 0, rootChild0.LayoutGetLeft())
assertFloatEqual(t, 30, rootChild0.LayoutGetTop())
assertFloatEqual(t, 60, rootChild0.LayoutGetWidth())
assertFloatEqual(t, 40, rootChild0.LayoutGetHeight())
CalculateLayout(root, Undefined, Undefined, DirectionRTL)
assertFloatEqual(t, 0, root.LayoutGetLeft())
assertFloatEqual(t, 0, root.LayoutGetTop())
assertFloatEqual(t, 110, root.LayoutGetWidth())
assertFloatEqual(t, 100, root.LayoutGetHeight())
assertFloatEqual(t, 50, rootChild0.LayoutGetLeft())
assertFloatEqual(t, 30, rootChild0.LayoutGetTop())
assertFloatEqual(t, 60, rootChild0.LayoutGetWidth())
assertFloatEqual(t, 40, rootChild0.LayoutGetHeight())
}
func TestAbsoluteLayoutAlignItemsCenter(t *testing.T) {
config := NewConfig()
root := NewNodeWithConfig(config)
root.StyleSetAlignItems(AlignCenter)
root.StyleSetFlexGrow(1)
root.StyleSetWidth(110)
root.StyleSetHeight(100)
rootChild0 := NewNodeWithConfig(config)
rootChild0.StyleSetPositionType(PositionTypeAbsolute)
rootChild0.StyleSetWidth(60)
rootChild0.StyleSetHeight(40)
root.InsertChild(rootChild0, 0)
CalculateLayout(root, Undefined, Undefined, DirectionLTR)
assertFloatEqual(t, 0, root.LayoutGetLeft())
assertFloatEqual(t, 0, root.LayoutGetTop())
assertFloatEqual(t, 110, root.LayoutGetWidth())
assertFloatEqual(t, 100, root.LayoutGetHeight())
assertFloatEqual(t, 25, rootChild0.LayoutGetLeft())
assertFloatEqual(t, 0, rootChild0.LayoutGetTop())
assertFloatEqual(t, 60, rootChild0.LayoutGetWidth())
assertFloatEqual(t, 40, rootChild0.LayoutGetHeight())
CalculateLayout(root, Undefined, Undefined, DirectionRTL)
assertFloatEqual(t, 0, root.LayoutGetLeft())
assertFloatEqual(t, 0, root.LayoutGetTop())
assertFloatEqual(t, 110, root.LayoutGetWidth())
assertFloatEqual(t, 100, root.LayoutGetHeight())
assertFloatEqual(t, 25, rootChild0.LayoutGetLeft())
assertFloatEqual(t, 0, rootChild0.LayoutGetTop())
assertFloatEqual(t, 60, rootChild0.LayoutGetWidth())
assertFloatEqual(t, 40, rootChild0.LayoutGetHeight())
}
func TestAbsoluteLayoutAlignItemsCenterOnChildOnly(t *testing.T) {
config := NewConfig()
root := NewNodeWithConfig(config)
root.StyleSetFlexGrow(1)
root.StyleSetWidth(110)
root.StyleSetHeight(100)
rootChild0 := NewNodeWithConfig(config)
rootChild0.StyleSetAlignSelf(AlignCenter)
rootChild0.StyleSetPositionType(PositionTypeAbsolute)
rootChild0.StyleSetWidth(60)
rootChild0.StyleSetHeight(40)
root.InsertChild(rootChild0, 0)
CalculateLayout(root, Undefined, Undefined, DirectionLTR)
assertFloatEqual(t, 0, root.LayoutGetLeft())
assertFloatEqual(t, 0, root.LayoutGetTop())
assertFloatEqual(t, 110, root.LayoutGetWidth())
assertFloatEqual(t, 100, root.LayoutGetHeight())
assertFloatEqual(t, 25, rootChild0.LayoutGetLeft())
assertFloatEqual(t, 0, rootChild0.LayoutGetTop())
assertFloatEqual(t, 60, rootChild0.LayoutGetWidth())
assertFloatEqual(t, 40, rootChild0.LayoutGetHeight())
CalculateLayout(root, Undefined, Undefined, DirectionRTL)
assertFloatEqual(t, 0, root.LayoutGetLeft())
assertFloatEqual(t, 0, root.LayoutGetTop())
assertFloatEqual(t, 110, root.LayoutGetWidth())
assertFloatEqual(t, 100, root.LayoutGetHeight())
assertFloatEqual(t, 25, rootChild0.LayoutGetLeft())
assertFloatEqual(t, 0, rootChild0.LayoutGetTop())
assertFloatEqual(t, 60, rootChild0.LayoutGetWidth())
assertFloatEqual(t, 40, rootChild0.LayoutGetHeight())
}
func TestAbsoluteLayoutAlignItemsAndJustifyContentCenterAndTopPosition(t *testing.T) {
config := NewConfig()
root := NewNodeWithConfig(config)
root.StyleSetJustifyContent(JustifyCenter)
root.StyleSetAlignItems(AlignCenter)
root.StyleSetFlexGrow(1)
root.StyleSetWidth(110)
root.StyleSetHeight(100)
rootChild0 := NewNodeWithConfig(config)
rootChild0.StyleSetPositionType(PositionTypeAbsolute)
rootChild0.StyleSetPosition(EdgeTop, 10)
rootChild0.StyleSetWidth(60)
rootChild0.StyleSetHeight(40)
root.InsertChild(rootChild0, 0)
CalculateLayout(root, Undefined, Undefined, DirectionLTR)
assertFloatEqual(t, 0, root.LayoutGetLeft())
assertFloatEqual(t, 0, root.LayoutGetTop())
assertFloatEqual(t, 110, root.LayoutGetWidth())
assertFloatEqual(t, 100, root.LayoutGetHeight())
assertFloatEqual(t, 25, rootChild0.LayoutGetLeft())
assertFloatEqual(t, 10, rootChild0.LayoutGetTop())
assertFloatEqual(t, 60, rootChild0.LayoutGetWidth())
assertFloatEqual(t, 40, rootChild0.LayoutGetHeight())
CalculateLayout(root, Undefined, Undefined, DirectionRTL)
assertFloatEqual(t, 0, root.LayoutGetLeft())
assertFloatEqual(t, 0, root.LayoutGetTop())
assertFloatEqual(t, 110, root.LayoutGetWidth())
assertFloatEqual(t, 100, root.LayoutGetHeight())
assertFloatEqual(t, 25, rootChild0.LayoutGetLeft())
assertFloatEqual(t, 10, rootChild0.LayoutGetTop())
assertFloatEqual(t, 60, rootChild0.LayoutGetWidth())
assertFloatEqual(t, 40, rootChild0.LayoutGetHeight())
}
func TestAbsoluteLayoutAlignItemsAndJustifyContentCenterAndBottomPosition(t *testing.T) {
config := NewConfig()
root := NewNodeWithConfig(config)
root.StyleSetJustifyContent(JustifyCenter)
root.StyleSetAlignItems(AlignCenter)
root.StyleSetFlexGrow(1)
root.StyleSetWidth(110)
root.StyleSetHeight(100)
rootChild0 := NewNodeWithConfig(config)
rootChild0.StyleSetPositionType(PositionTypeAbsolute)
rootChild0.StyleSetPosition(EdgeBottom, 10)
rootChild0.StyleSetWidth(60)
rootChild0.StyleSetHeight(40)
root.InsertChild(rootChild0, 0)
CalculateLayout(root, Undefined, Undefined, DirectionLTR)
assertFloatEqual(t, 0, root.LayoutGetLeft())
assertFloatEqual(t, 0, root.LayoutGetTop())
assertFloatEqual(t, 110, root.LayoutGetWidth())
assertFloatEqual(t, 100, root.LayoutGetHeight())
assertFloatEqual(t, 25, rootChild0.LayoutGetLeft())
assertFloatEqual(t, 50, rootChild0.LayoutGetTop())
assertFloatEqual(t, 60, rootChild0.LayoutGetWidth())
assertFloatEqual(t, 40, rootChild0.LayoutGetHeight())
CalculateLayout(root, Undefined, Undefined, DirectionRTL)
assertFloatEqual(t, 0, root.LayoutGetLeft())
assertFloatEqual(t, 0, root.LayoutGetTop())
assertFloatEqual(t, 110, root.LayoutGetWidth())
assertFloatEqual(t, 100, root.LayoutGetHeight())
assertFloatEqual(t, 25, rootChild0.LayoutGetLeft())
assertFloatEqual(t, 50, rootChild0.LayoutGetTop())
assertFloatEqual(t, 60, rootChild0.LayoutGetWidth())
assertFloatEqual(t, 40, rootChild0.LayoutGetHeight())
}
func TestAbsoluteLayoutAlignItemsAndJustifyContentCenterAndLeftPosition(t *testing.T) {
config := NewConfig()
root := NewNodeWithConfig(config)
root.StyleSetJustifyContent(JustifyCenter)
root.StyleSetAlignItems(AlignCenter)
root.StyleSetFlexGrow(1)
root.StyleSetWidth(110)
root.StyleSetHeight(100)
rootChild0 := NewNodeWithConfig(config)
rootChild0.StyleSetPositionType(PositionTypeAbsolute)
rootChild0.StyleSetPosition(EdgeLeft, 5)
rootChild0.StyleSetWidth(60)
rootChild0.StyleSetHeight(40)
root.InsertChild(rootChild0, 0)
CalculateLayout(root, Undefined, Undefined, DirectionLTR)
assertFloatEqual(t, 0, root.LayoutGetLeft())
assertFloatEqual(t, 0, root.LayoutGetTop())
assertFloatEqual(t, 110, root.LayoutGetWidth())
assertFloatEqual(t, 100, root.LayoutGetHeight())
assertFloatEqual(t, 5, rootChild0.LayoutGetLeft())
assertFloatEqual(t, 30, rootChild0.LayoutGetTop())
assertFloatEqual(t, 60, rootChild0.LayoutGetWidth())
assertFloatEqual(t, 40, rootChild0.LayoutGetHeight())
CalculateLayout(root, Undefined, Undefined, DirectionRTL)
assertFloatEqual(t, 0, root.LayoutGetLeft())
assertFloatEqual(t, 0, root.LayoutGetTop())
assertFloatEqual(t, 110, root.LayoutGetWidth())
assertFloatEqual(t, 100, root.LayoutGetHeight())
assertFloatEqual(t, 5, rootChild0.LayoutGetLeft())
assertFloatEqual(t, 30, rootChild0.LayoutGetTop())
assertFloatEqual(t, 60, rootChild0.LayoutGetWidth())
assertFloatEqual(t, 40, rootChild0.LayoutGetHeight())
}
func TestAbsolute_layout_align_items_and_justify_content_center_and_right_position(t *testing.T) {
config := NewConfig()
root := NewNodeWithConfig(config)
root.StyleSetJustifyContent(JustifyCenter)
root.StyleSetAlignItems(AlignCenter)
root.StyleSetFlexGrow(1)
root.StyleSetWidth(110)
root.StyleSetHeight(100)
rootChild0 := NewNodeWithConfig(config)
rootChild0.StyleSetPositionType(PositionTypeAbsolute)
rootChild0.StyleSetPosition(EdgeRight, 5)
rootChild0.StyleSetWidth(60)
rootChild0.StyleSetHeight(40)
root.InsertChild(rootChild0, 0)
CalculateLayout(root, Undefined, Undefined, DirectionLTR)
assertFloatEqual(t, 0, root.LayoutGetLeft())
assertFloatEqual(t, 0, root.LayoutGetTop())
assertFloatEqual(t, 110, root.LayoutGetWidth())
assertFloatEqual(t, 100, root.LayoutGetHeight())
assertFloatEqual(t, 45, rootChild0.LayoutGetLeft())
assertFloatEqual(t, 30, rootChild0.LayoutGetTop())
assertFloatEqual(t, 60, rootChild0.LayoutGetWidth())
assertFloatEqual(t, 40, rootChild0.LayoutGetHeight())
CalculateLayout(root, Undefined, Undefined, DirectionRTL)
assertFloatEqual(t, 0, root.LayoutGetLeft())
assertFloatEqual(t, 0, root.LayoutGetTop())
assertFloatEqual(t, 110, root.LayoutGetWidth())
assertFloatEqual(t, 100, root.LayoutGetHeight())
assertFloatEqual(t, 45, rootChild0.LayoutGetLeft())
assertFloatEqual(t, 30, rootChild0.LayoutGetTop())
assertFloatEqual(t, 60, rootChild0.LayoutGetWidth())
assertFloatEqual(t, 40, rootChild0.LayoutGetHeight())
}
func TestPosition_root_with_rtl_should_position_withoutdirection(t *testing.T) {
config := NewConfig()
root := NewNodeWithConfig(config)
root.StyleSetPosition(EdgeLeft, 72)
root.StyleSetWidth(52)
root.StyleSetHeight(52)
CalculateLayout(root, Undefined, Undefined, DirectionLTR)
assertFloatEqual(t, 72, root.LayoutGetLeft())
assertFloatEqual(t, 0, root.LayoutGetTop())
assertFloatEqual(t, 52, root.LayoutGetWidth())
assertFloatEqual(t, 52, root.LayoutGetHeight())
CalculateLayout(root, Undefined, Undefined, DirectionRTL)
assertFloatEqual(t, 72, root.LayoutGetLeft())
assertFloatEqual(t, 0, root.LayoutGetTop())
assertFloatEqual(t, 52, root.LayoutGetWidth())
assertFloatEqual(t, 52, root.LayoutGetHeight())
}
func TestAbsolute_layout_percentage_bottom_based_on_parent_height(t *testing.T) {
config := NewConfig()
root := NewNodeWithConfig(config)
root.StyleSetWidth(100)
root.StyleSetHeight(200)
rootChild0 := NewNodeWithConfig(config)
rootChild0.StyleSetPositionType(PositionTypeAbsolute)
rootChild0.StyleSetPositionPercent(EdgeTop, 50)
rootChild0.StyleSetWidth(10)
rootChild0.StyleSetHeight(10)
root.InsertChild(rootChild0, 0)
rootChild1 := NewNodeWithConfig(config)
rootChild1.StyleSetPositionType(PositionTypeAbsolute)
rootChild1.StyleSetPositionPercent(EdgeBottom, 50)
rootChild1.StyleSetWidth(10)
rootChild1.StyleSetHeight(10)
root.InsertChild(rootChild1, 1)
rootChild2 := NewNodeWithConfig(config)
rootChild2.StyleSetPositionType(PositionTypeAbsolute)
rootChild2.StyleSetPositionPercent(EdgeTop, 10)
rootChild2.StyleSetPositionPercent(EdgeBottom, 10)
rootChild2.StyleSetWidth(10)
root.InsertChild(rootChild2, 2)
CalculateLayout(root, Undefined, Undefined, DirectionLTR)
assertFloatEqual(t, 0, root.LayoutGetLeft())
assertFloatEqual(t, 0, root.LayoutGetTop())
assertFloatEqual(t, 100, root.LayoutGetWidth())
assertFloatEqual(t, 200, root.LayoutGetHeight())
assertFloatEqual(t, 0, rootChild0.LayoutGetLeft())
assertFloatEqual(t, 100, rootChild0.LayoutGetTop())
assertFloatEqual(t, 10, rootChild0.LayoutGetWidth())
assertFloatEqual(t, 10, rootChild0.LayoutGetHeight())
assertFloatEqual(t, 0, rootChild1.LayoutGetLeft())
assertFloatEqual(t, 90, rootChild1.LayoutGetTop())
assertFloatEqual(t, 10, rootChild1.LayoutGetWidth())
assertFloatEqual(t, 10, rootChild1.LayoutGetHeight())
assertFloatEqual(t, 0, rootChild2.LayoutGetLeft())
assertFloatEqual(t, 20, rootChild2.LayoutGetTop())
assertFloatEqual(t, 10, rootChild2.LayoutGetWidth())
assertFloatEqual(t, 160, rootChild2.LayoutGetHeight())
CalculateLayout(root, Undefined, Undefined, DirectionRTL)
assertFloatEqual(t, 0, root.LayoutGetLeft())
assertFloatEqual(t, 0, root.LayoutGetTop())
assertFloatEqual(t, 100, root.LayoutGetWidth())
assertFloatEqual(t, 200, root.LayoutGetHeight())
assertFloatEqual(t, 90, rootChild0.LayoutGetLeft())
assertFloatEqual(t, 100, rootChild0.LayoutGetTop())
assertFloatEqual(t, 10, rootChild0.LayoutGetWidth())
assertFloatEqual(t, 10, rootChild0.LayoutGetHeight())
assertFloatEqual(t, 90, rootChild1.LayoutGetLeft())
assertFloatEqual(t, 90, rootChild1.LayoutGetTop())
assertFloatEqual(t, 10, rootChild1.LayoutGetWidth())
assertFloatEqual(t, 10, rootChild1.LayoutGetHeight())
assertFloatEqual(t, 90, rootChild2.LayoutGetLeft())
assertFloatEqual(t, 20, rootChild2.LayoutGetTop())
assertFloatEqual(t, 10, rootChild2.LayoutGetWidth())
assertFloatEqual(t, 160, rootChild2.LayoutGetHeight())
}
func TestAbsolute_layout_in_wrap_reverse_column_container(t *testing.T) {
config := NewConfig()
root := NewNodeWithConfig(config)
root.StyleSetFlexWrap(WrapWrapReverse)
root.StyleSetWidth(100)
root.StyleSetHeight(100)
rootChild0 := NewNodeWithConfig(config)
rootChild0.StyleSetPositionType(PositionTypeAbsolute)
rootChild0.StyleSetWidth(20)
rootChild0.StyleSetHeight(20)
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, 80, rootChild0.LayoutGetLeft())
assertFloatEqual(t, 0, rootChild0.LayoutGetTop())
assertFloatEqual(t, 20, rootChild0.LayoutGetWidth())
assertFloatEqual(t, 20, 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, 0, rootChild0.LayoutGetLeft())
assertFloatEqual(t, 0, rootChild0.LayoutGetTop())
assertFloatEqual(t, 20, rootChild0.LayoutGetWidth())
assertFloatEqual(t, 20, rootChild0.LayoutGetHeight())
}
func TestAbsolute_layout_in_wrap_reverse_row_container(t *testing.T) {
config := NewConfig()
root := NewNodeWithConfig(config)
root.StyleSetFlexDirection(FlexDirectionRow)
root.StyleSetFlexWrap(WrapWrapReverse)
root.StyleSetWidth(100)
root.StyleSetHeight(100)
rootChild0 := NewNodeWithConfig(config)
rootChild0.StyleSetPositionType(PositionTypeAbsolute)
rootChild0.StyleSetWidth(20)
rootChild0.StyleSetHeight(20)
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, 0, rootChild0.LayoutGetLeft())
assertFloatEqual(t, 80, rootChild0.LayoutGetTop())
assertFloatEqual(t, 20, rootChild0.LayoutGetWidth())
assertFloatEqual(t, 20, 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, 80, rootChild0.LayoutGetTop())
assertFloatEqual(t, 20, rootChild0.LayoutGetWidth())
assertFloatEqual(t, 20, rootChild0.LayoutGetHeight())
}
func TestAbsolute_layout_in_wrap_reverse_column_container_flex_end(t *testing.T) {
config := NewConfig()
root := NewNodeWithConfig(config)
root.StyleSetFlexWrap(WrapWrapReverse)
root.StyleSetWidth(100)
root.StyleSetHeight(100)
rootChild0 := NewNodeWithConfig(config)
rootChild0.StyleSetAlignSelf(AlignFlexEnd)
rootChild0.StyleSetPositionType(PositionTypeAbsolute)
rootChild0.StyleSetWidth(20)
rootChild0.StyleSetHeight(20)
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, 0, rootChild0.LayoutGetLeft())
assertFloatEqual(t, 0, rootChild0.LayoutGetTop())
assertFloatEqual(t, 20, rootChild0.LayoutGetWidth())
assertFloatEqual(t, 20, 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, 0, rootChild0.LayoutGetTop())
assertFloatEqual(t, 20, rootChild0.LayoutGetWidth())
assertFloatEqual(t, 20, rootChild0.LayoutGetHeight())
}
func TestAbsolute_layout_in_wrap_reverse_row_container_flex_end(t *testing.T) {
config := NewConfig()
root := NewNodeWithConfig(config)
root.StyleSetFlexDirection(FlexDirectionRow)
root.StyleSetFlexWrap(WrapWrapReverse)
root.StyleSetWidth(100)
root.StyleSetHeight(100)
rootChild0 := NewNodeWithConfig(config)
rootChild0.StyleSetAlignSelf(AlignFlexEnd)
rootChild0.StyleSetPositionType(PositionTypeAbsolute)
rootChild0.StyleSetWidth(20)
rootChild0.StyleSetHeight(20)
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, 0, rootChild0.LayoutGetLeft())
assertFloatEqual(t, 0, rootChild0.LayoutGetTop())
assertFloatEqual(t, 20, rootChild0.LayoutGetWidth())
assertFloatEqual(t, 20, 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, 0, rootChild0.LayoutGetTop())
assertFloatEqual(t, 20, rootChild0.LayoutGetWidth())
assertFloatEqual(t, 20, rootChild0.LayoutGetHeight())
}