IliaDenisov
145 lines
3.8 KiB
Go
145 lines
3.8 KiB
Go
package world
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import (
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"image"
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"image/color"
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"testing"
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"github.com/stretchr/testify/require"
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)
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type testTheme struct{}
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func (testTheme) ID() string { return "t1" }
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func (testTheme) Name() string { return "Theme1" }
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func (testTheme) BackgroundColor() color.Color { return color.RGBA{R: 1, G: 2, B: 3, A: 255} }
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func (testTheme) BackgroundImage() image.Image { return nil }
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func (testTheme) BackgroundTileMode() BackgroundTileMode { return BackgroundTileRepeat }
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func (testTheme) BackgroundScaleMode() BackgroundScaleMode { return BackgroundScaleNone }
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func (testTheme) BackgroundAnchorMode() BackgroundAnchorMode { return BackgroundAnchorWorld }
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func (testTheme) PointClassOverride(PointClassID) (StyleOverride, bool) {
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return StyleOverride{}, false
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}
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func (testTheme) LineClassOverride(LineClassID) (StyleOverride, bool) { return StyleOverride{}, false }
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func (testTheme) CircleClassOverride(CircleClassID) (StyleOverride, bool) {
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return StyleOverride{}, false
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}
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func (testTheme) PointStyle() Style {
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return Style{
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FillColor: color.RGBA{R: 9, A: 255},
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StrokeColor: nil,
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StrokeWidthPx: 0,
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StrokeDashes: nil,
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StrokeDashOffset: 0,
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PointRadiusPx: 4,
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}
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}
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func (testTheme) LineStyle() Style {
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return Style{
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FillColor: nil,
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StrokeColor: color.RGBA{G: 9, A: 255},
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StrokeWidthPx: 3,
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StrokeDashes: []float64{2, 2},
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StrokeDashOffset: 1,
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PointRadiusPx: 0,
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}
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}
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func (testTheme) CircleStyle() Style {
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return Style{
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FillColor: color.RGBA{B: 9, A: 255},
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StrokeColor: color.RGBA{A: 255},
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StrokeWidthPx: 2,
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StrokeDashes: nil,
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StrokeDashOffset: 0,
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PointRadiusPx: 0,
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}
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}
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func TestWorldSetTheme_MaterializesThemeDefaultStyles(t *testing.T) {
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t.Parallel()
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w := NewWorld(10, 10)
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// Built-ins should remain stable (1/2/3).
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require.Equal(t, StyleIDDefaultLine, StyleID(1))
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require.Equal(t, StyleIDDefaultCircle, StyleID(2))
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require.Equal(t, StyleIDDefaultPoint, StyleID(3))
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// Set a custom theme.
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w.SetTheme(testTheme{})
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// Theme defaults should NOT be built-in IDs anymore.
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require.NotEqual(t, StyleIDDefaultLine, w.themeDefaultLineStyleID)
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require.NotEqual(t, StyleIDDefaultCircle, w.themeDefaultCircleStyleID)
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require.NotEqual(t, StyleIDDefaultPoint, w.themeDefaultPointStyleID)
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ls, ok := w.styles.Get(w.themeDefaultLineStyleID)
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require.True(t, ok)
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require.Equal(t, 3.0, ls.StrokeWidthPx)
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require.Equal(t, []float64{2, 2}, ls.StrokeDashes)
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require.Equal(t, 1.0, ls.StrokeDashOffset)
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cs, ok := w.styles.Get(w.themeDefaultCircleStyleID)
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require.True(t, ok)
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require.Equal(t, 2.0, cs.StrokeWidthPx)
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ps, ok := w.styles.Get(w.themeDefaultPointStyleID)
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require.True(t, ok)
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require.Equal(t, 4.0, ps.PointRadiusPx)
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}
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func TestRender_UsesThemeBackgroundColor_WhenNoOptionOverride(t *testing.T) {
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t.Parallel()
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w := NewWorld(10, 10)
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w.SetTheme(testTheme{})
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// Minimal index.
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w.resetGrid(2 * SCALE)
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params := RenderParams{
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ViewportWidthPx: 10,
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ViewportHeightPx: 10,
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MarginXPx: 0,
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MarginYPx: 0,
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CameraXWorldFp: 5 * SCALE,
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CameraYWorldFp: 5 * SCALE,
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CameraZoom: 1.0,
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}
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d := &fakePrimitiveDrawer{}
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require.NoError(t, w.Render(d, params))
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// Should clear with theme background color via ClearAllTo(bg).
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require.NotEmpty(t, d.CommandsByName("ClearAllTo"))
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}
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func TestRender_OptionsBackgroundColor_OverridesThemeBackgroundColor(t *testing.T) {
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t.Parallel()
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w := NewWorld(10, 10)
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w.SetTheme(testTheme{})
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w.resetGrid(2 * SCALE)
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params := RenderParams{
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ViewportWidthPx: 10,
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ViewportHeightPx: 10,
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MarginXPx: 0,
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MarginYPx: 0,
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CameraXWorldFp: 5 * SCALE,
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CameraYWorldFp: 5 * SCALE,
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CameraZoom: 1.0,
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Options: &RenderOptions{
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BackgroundColor: color.RGBA{R: 200, A: 255},
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},
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}
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d := &fakePrimitiveDrawer{}
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require.NoError(t, w.Render(d, params))
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require.NotEmpty(t, d.CommandsByName("ClearAllTo"))
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}
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