code review 5132048: image: spin off a new color package out of the image pa...

src/cmd/gofix/imagecolor_test.go

+// Copyright 2011 The Go Authors.  All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+func init() {
+        addTestCases(colorTests)
+}
+
+var colorTests = []testCase{
+        {
+                Name: "color.0",
+                In: `package main
+
+import (
+        "image"
+)
+
+var (
+        _ image.Image
+        _ image.RGBA
+        _ image.Black
+        _ image.Color
+        _ image.ColorModel
+        _ image.ColorModelFunc
+        _ image.PalettedColorModel
+        _ image.RGBAColor
+        _ image.RGBA64Color
+        _ image.NRGBAColor
+        _ image.NRGBA64Color
+        _ image.AlphaColor
+        _ image.Alpha16Color
+        _ image.GrayColor
+        _ image.Gray16Color
+)
+
+func f() {
+        _ = image.RGBAColorModel
+        _ = image.RGBA64ColorModel
+        _ = image.NRGBAColorModel
+        _ = image.NRGBA64ColorModel
+        _ = image.AlphaColorModel
+        _ = image.Alpha16ColorModel
+        _ = image.GrayColorModel
+        _ = image.Gray16ColorModel
+}
+`,
+                Out: `package main
+
+import (
+        "image"
+        "image/color"
+)
+
+var (
+        _ image.Image
+        _ image.RGBA
+        _ image.Black
+        _ color.Color
+        _ color.Model
+        _ color.ModelFunc
+        _ color.Palette
+        _ color.RGBA
+        _ color.RGBA64
+        _ color.NRGBA
+        _ color.NRGBA64
+        _ color.Alpha
+        _ color.Alpha16
+        _ color.Gray
+        _ color.Gray16
+)
+
+func f() {
+        _ = color.RGBAModel
+        _ = color.RGBA64Model
+        _ = color.NRGBAModel
+        _ = color.NRGBA64Model
+        _ = color.AlphaModel
+        _ = color.Alpha16Model
+        _ = color.GrayModel
+        _ = color.Gray16Model
+}
+`,
+        },
+        {
+                Name: "color.1",
+                In: `package main
+
+import (
+        "fmt"
+        "image"
+)
+
+func f() {
+        fmt.Println(image.RGBAColor{1, 2, 3, 4}.RGBA())
+}
+`,
+                Out: `package main
+
+import (
+        "fmt"
+        "image/color"
+)
+
+func f() {
+        fmt.Println(color.RGBA{1, 2, 3, 4}.RGBA())
+}
+`,
+        },
+        {
+                Name: "color.2",
+                In: `package main
+
+import "image"
+
+var c *image.ColorImage = image.NewColorImage(nil)
+`,
+                Out: `package main
+
+import "image"
+
+var c *image.Uniform = image.NewUniform(nil)
+`,
+        },
+}