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had_overflow_test.go
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had_overflow_test.go
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package flex
import (
"testing"
"github.com/stretchr/testify/assert"
)
func newHadOverflowTests() (*Config, *Node) {
config := NewConfig()
root := NewNodeWithConfig(config)
root.StyleSetWidth(200)
root.StyleSetHeight(100)
root.StyleSetFlexDirection(FlexDirectionColumn)
root.StyleSetFlexWrap(WrapNoWrap)
return config, root
}
func TestChildren_overflow_no_wrap_and_no_flex_children(t *testing.T) {
config, root := newHadOverflowTests()
child0 := NewNodeWithConfig(config)
child0.StyleSetWidth(80)
child0.StyleSetHeight(40)
child0.StyleSetMargin(EdgeTop, 10)
child0.StyleSetMargin(EdgeBottom, 15)
root.InsertChild(child0, 0)
child1 := NewNodeWithConfig(config)
child1.StyleSetWidth(80)
child1.StyleSetHeight(40)
child1.StyleSetMargin(EdgeBottom, 5)
root.InsertChild(child1, 1)
CalculateLayout(root, 200, 100, DirectionLTR)
assert.True(t, root.Layout.HadOverflow)
}
func TestSpacing_overflow_no_wrap_and_no_flex_children(t *testing.T) {
config, root := newHadOverflowTests()
child0 := NewNodeWithConfig(config)
child0.StyleSetWidth(80)
child0.StyleSetHeight(40)
child0.StyleSetMargin(EdgeTop, 10)
child0.StyleSetMargin(EdgeBottom, 10)
root.InsertChild(child0, 0)
child1 := NewNodeWithConfig(config)
child1.StyleSetWidth(80)
child1.StyleSetHeight(40)
child1.StyleSetMargin(EdgeBottom, 5)
root.InsertChild(child1, 1)
CalculateLayout(root, 200, 100, DirectionLTR)
assert.True(t, root.Layout.HadOverflow)
}
func TestNo_overflow_no_wrap_and_flex_children(t *testing.T) {
config, root := newHadOverflowTests()
child0 := NewNodeWithConfig(config)
child0.StyleSetWidth(80)
child0.StyleSetHeight(40)
child0.StyleSetMargin(EdgeTop, 10)
child0.StyleSetMargin(EdgeBottom, 10)
root.InsertChild(child0, 0)
child1 := NewNodeWithConfig(config)
child1.StyleSetWidth(80)
child1.StyleSetHeight(40)
child1.StyleSetMargin(EdgeBottom, 5)
child1.StyleSetFlexShrink(1)
root.InsertChild(child1, 1)
CalculateLayout(root, 200, 100, DirectionLTR)
assert.False(t, root.Layout.HadOverflow)
}
func TestHadOverflow_gets_reset_if_not_logger_valid(t *testing.T) {
config, root := newHadOverflowTests()
child0 := NewNodeWithConfig(config)
child0.StyleSetWidth(80)
child0.StyleSetHeight(40)
child0.StyleSetMargin(EdgeTop, 10)
child0.StyleSetMargin(EdgeBottom, 10)
root.InsertChild(child0, 0)
child1 := NewNodeWithConfig(config)
child1.StyleSetWidth(80)
child1.StyleSetHeight(40)
child1.StyleSetMargin(EdgeBottom, 5)
root.InsertChild(child1, 1)
CalculateLayout(root, 200, 100, DirectionLTR)
assert.True(t, root.Layout.HadOverflow)
child1.StyleSetFlexShrink(1)
CalculateLayout(root, 200, 100, DirectionLTR)
assert.False(t, root.Layout.HadOverflow)
}
func TestSpacing_overflow_in_nested_nodes(t *testing.T) {
config, root := newHadOverflowTests()
child0 := NewNodeWithConfig(config)
child0.StyleSetWidth(80)
child0.StyleSetHeight(40)
child0.StyleSetMargin(EdgeTop, 10)
child0.StyleSetMargin(EdgeBottom, 10)
root.InsertChild(child0, 0)
child1 := NewNodeWithConfig(config)
child1.StyleSetWidth(80)
child1.StyleSetHeight(40)
root.InsertChild(child1, 1)
child1_1 := NewNodeWithConfig(config)
child1_1.StyleSetWidth(80)
child1_1.StyleSetHeight(40)
child1_1.StyleSetMargin(EdgeBottom, 5)
child1.InsertChild(child1_1, 0)
CalculateLayout(root, 200, 100, DirectionLTR)
assert.True(t, root.Layout.HadOverflow)
}