go-chart/drawing/color_test.go

54 lines
1.1 KiB
Go
Raw Normal View History

2016-07-09 20:23:35 +02:00
package drawing
import (
"testing"
"image/color"
2016-07-09 20:23:35 +02:00
"github.com/blendlabs/go-assert"
)
func TestColorFromHex(t *testing.T) {
assert := assert.New(t)
white := ColorFromHex("FFFFFF")
assert.Equal(ColorWhite, white)
shortWhite := ColorFromHex("FFF")
assert.Equal(ColorWhite, shortWhite)
black := ColorFromHex("000000")
assert.Equal(ColorBlack, black)
shortBlack := ColorFromHex("000")
assert.Equal(ColorBlack, shortBlack)
red := ColorFromHex("FF0000")
assert.Equal(ColorRed, red)
shortRed := ColorFromHex("F00")
assert.Equal(ColorRed, shortRed)
green := ColorFromHex("00FF00")
assert.Equal(ColorGreen, green)
shortGreen := ColorFromHex("0F0")
assert.Equal(ColorGreen, shortGreen)
blue := ColorFromHex("0000FF")
assert.Equal(ColorBlue, blue)
shortBlue := ColorFromHex("00F")
assert.Equal(ColorBlue, shortBlue)
}
func TestColorFromAlphaMixedRGBA(t *testing.T) {
assert := assert.New(t)
black := ColorFromAlphaMixedRGBA(color.Black.RGBA())
assert.True(black.Equals(ColorBlack), black.String())
white := ColorFromAlphaMixedRGBA(color.White.RGBA())
assert.True(white.Equals(ColorWhite), white.String())
}