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65 lines
1.5 KiB
65 lines
1.5 KiB
package webp
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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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)
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func TestConvertFromRGBA(t *testing.T) {
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rgba := color.RGBA{0x11, 0x22, 0x33, 0xFF}
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expect := RGB{0x11, 0x22, 0x33}
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if got := RGBModel.Convert(rgba); got != expect {
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t.Errorf("got: %v, expect: %v", got, expect)
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}
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}
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func TestConvertFromRGB(t *testing.T) {
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c := RGB{0x11, 0x22, 0x33}
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if got := RGBModel.Convert(c); got != c {
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t.Errorf("got: %v, expect: %v", got, c)
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}
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}
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func TestColorRGBA(t *testing.T) {
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c := RGB{0x11, 0x22, 0x33}
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r, g, b, a := uint32(0x1111), uint32(0x2222), uint32(0x3333), uint32(0xFFFF)
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gotR, gotG, gotB, gotA := c.RGBA()
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if gotR != r {
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t.Errorf("got R: %v, expect R: %v", gotR, r)
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}
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if gotG != g {
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t.Errorf("got G: %v, expect G: %v", gotG, g)
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}
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if gotB != b {
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t.Errorf("got B: %v, expect B: %v", gotB, b)
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}
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if gotA != a {
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t.Errorf("got A: %v, expect A: %v", gotA, a)
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}
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}
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func TestImageInterface(t *testing.T) {
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rect := image.Rect(0, 0, 100, 100)
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img := NewRGBImage(rect)
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if got := img.ColorModel(); got != RGBModel {
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t.Errorf("ColorModel() should return rgb.ColorModel, got: %v", got)
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}
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if got := img.Bounds(); got != rect {
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t.Errorf("Bounds() should return %v, got: %v", rect, got)
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}
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black := color.RGBA{0x00, 0x00, 0x00, 0xFF}
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if got := img.At(0, 0); got != black {
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t.Errorf("At(0, 0) should return %v, got: %v", black, got)
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}
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blank := color.RGBA{}
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if got := img.At(-1, -1); got != blank {
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t.Errorf("At(0, 0) should return %v, got: %v", blank, got)
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}
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}
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