63 lines
1.4 KiB
Go
63 lines
1.4 KiB
Go
package ui
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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"opslag.de/schobers/geom"
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)
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var _ Control = &Mock{}
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type Mock struct {
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ControlBase
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Size *geom.PointF32
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}
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func (m *Mock) DesiredSize(ctx Context) geom.PointF32 {
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if m.Size != nil {
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return *m.Size
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}
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return m.ControlBase.DesiredSize(ctx)
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}
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func TestNoStretchFillsAvailableSpace(t *testing.T) {
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m := &Mock{}
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s := BuildSpacing(m, func(s *Spacing) {
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s.SetSize(0, 0)
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})
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s.Arrange(nil, geom.RectF32(31, 37, 73, 79), geom.ZeroPtF32)
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assert.Equal(t, geom.RectF32(31, 37, 73, 79), m.bounds)
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}
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func TestStretch(t *testing.T) {
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m := &Mock{}
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s := BuildSpacing(m, func(s *Spacing) {
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s.SetSize(geom.NaN32(), geom.NaN32())
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})
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s.Arrange(nil, geom.RectF32(31, 37, 73, 79), geom.ZeroPtF32)
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assert.Equal(t, geom.RectF32(31, 37, 73, 79), m.bounds)
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}
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func TestCenter(t *testing.T) {
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m := &Mock{Size: &geom.PointF32{X: 2, Y: 3}}
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s := BuildSpacing(m, func(s *Spacing) {
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s.Center()
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})
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s.Arrange(nil, geom.RectF32(31, 37, 73, 79), geom.ZeroPtF32)
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assert.Equal(t, geom.RectF32(51, 56.5, 53, 59.5), m.bounds)
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}
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func TestFixedMargin(t *testing.T) {
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m := &Mock{Size: &geom.PointF32{X: geom.NaN32(), Y: geom.NaN32()}}
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s := BuildSpacing(m, func(s *Spacing) {
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s.Margin.Left = Fixed(7)
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s.Margin.Top = Fixed(2)
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s.Margin.Right = Fixed(3)
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s.Margin.Bottom = Fixed(5)
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})
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s.Arrange(nil, geom.RectF32(31, 37, 73, 79), geom.ZeroPtF32)
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assert.Equal(t, geom.RectF32(38, 39, 70, 74), m.bounds)
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}
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