zenity/internal/zenutil/color_test.go
2022-03-26 15:38:53 +00:00

145 lines
3.3 KiB
Go

package zenutil
import (
"image/color"
"testing"
"golang.org/x/image/colornames"
)
func TestColor_names(t *testing.T) {
tests := []string{
"chocolate",
"lime",
"olive",
"orange",
"plum",
"salmon",
"tomato",
}
for _, test := range tests {
c1 := colornames.Map[test]
c2 := ParseColor(test)
c3 := ParseColor(UnparseColor(c1))
if !ColorEquals(c1, c2) {
t.Errorf("ParseColor(%s) = %v; want %v", test, c2, c1)
}
if !ColorEquals(c1, c3) {
t.Errorf("ParseColor(UnparseColor(%v)) = %v; want %v", c1, c3, c1)
}
}
}
func TestColor_colors(t *testing.T) {
tests := []color.Color{
color.Black,
color.White,
color.Opaque,
color.Transparent,
}
for _, test := range tests {
c := ParseColor(UnparseColor(test))
if !ColorEquals(c, test) {
t.Errorf("ParseColor(UnparseColor(%v)) = %v; want %v", test, c, test)
}
}
}
func TestColor_strings(t *testing.T) {
tests := []struct {
data string
want color.Color
}{
{"#000", color.Black},
{"#000f", color.Black},
{"#000000", color.Black},
{"#000000ff", color.Black},
{"#fff", color.White},
{"#ffff", color.White},
{"#ffffff", color.White},
{"#ffffffff", color.White},
{"#FFF", color.Opaque},
{"#FFFF", color.Opaque},
{"#FFFFFF", color.Opaque},
{"#FFFFFFFF", color.Opaque},
{"#0000", color.Transparent},
{"#00000000", color.Transparent},
{"#8888", color.NRGBA{0x88, 0x88, 0x88, 0x88}},
{"#80808080", color.NRGBA{0x80, 0x80, 0x80, 0x80}},
{"rgb(128,128,128)", color.NRGBA{0x80, 0x80, 0x80, 0xff}},
{"rgba(128,128,128,0)", color.NRGBA{0x80, 0x80, 0x80, 0x00}},
{"rgba(128,128,128,1)", color.NRGBA{0x80, 0x80, 0x80, 0xff}},
{"rgba(128,128,128,0.0)", color.NRGBA{0x80, 0x80, 0x80, 0x00}},
{"rgba(128,128,128,1.0)", color.NRGBA{0x80, 0x80, 0x80, 0xff}},
{"not a color", nil},
{"#0", nil},
{"#00", nil},
{"#000", color.Black},
{"#0000", color.Transparent},
{"#00000", nil},
{"#000000", color.Black},
{"#0000000", nil},
{"#00000000", color.Transparent},
{"#000000000", nil},
{"rgb(-1,-1,-1)", nil},
{"rgb(256,256,256)", nil},
{"rgb(128,128,128,0.5)", nil},
{"rgb(127.5,127.5,127.5)", nil},
{"rgba(127.5,127.5,127.5,0.5)", nil},
{"rgba(128,128,128)", nil},
}
for _, test := range tests {
c := ParseColor(test.data)
if !ColorEquals(c, test.want) {
t.Errorf("ParseColor(%s) = %v; want %v", test.data, c, test.want)
}
}
}
func FuzzParseColor(f *testing.F) {
f.Add("#000")
f.Add("#000f")
f.Add("#000000")
f.Add("#000000ff")
f.Add("#fff")
f.Add("#ffff")
f.Add("#ffffff")
f.Add("#ffffffff")
f.Add("#FFF")
f.Add("#FFFF")
f.Add("#FFFFFF")
f.Add("#FFFFFFFF")
f.Add("#0")
f.Add("#00")
f.Add("#000")
f.Add("#0000")
f.Add("#00000")
f.Add("#000000")
f.Add("#0000000")
f.Add("#00000000")
f.Add("#000000000")
f.Add("#8888")
f.Add("#80808080")
f.Add("rgb(-1,-1,-1)")
f.Add("rgb(128,128,128)")
f.Add("rgb(256,256,256)")
f.Add("rgb(128,128,128,0.5)")
f.Add("rgb(127.5,127.5,127.5)")
f.Add("rgba(128,128,128)")
f.Add("rgba(128,128,128,0)")
f.Add("rgba(128,128,128,1)")
f.Add("rgba(128,128,128,0.0)")
f.Add("rgba(128,128,128,0.5)")
f.Add("rgba(128,128,128,1.0)")
f.Add("rgba(127.5,127.5,127.5,0.5)")
f.Add("not a color")
f.Add("")
for _, name := range colornames.Names {
f.Add(name)
}
f.Fuzz(func(t *testing.T, s string) {
ParseColor(s)
})
}