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Diffstat (limited to 'resources/images/color_test.go')
-rw-r--r-- | resources/images/color_test.go | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/resources/images/color_test.go b/resources/images/color_test.go new file mode 100644 index 000000000..3ef9f76cc --- /dev/null +++ b/resources/images/color_test.go @@ -0,0 +1,90 @@ +// Copyright 2019 The Hugo Authors. All rights reserved. +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package images + +import ( + "image/color" + "testing" + + qt "github.com/frankban/quicktest" +) + +func TestHexStringToColor(t *testing.T) { + c := qt.New(t) + + for _, test := range []struct { + arg string + expect interface{} + }{ + {"f", false}, + {"#f", false}, + {"#fffffff", false}, + {"fffffff", false}, + {"#fff", color.White}, + {"fff", color.White}, + {"FFF", color.White}, + {"FfF", color.White}, + {"#ffffff", color.White}, + {"ffffff", color.White}, + {"#000", color.Black}, + {"#4287f5", color.RGBA{R: 0x42, G: 0x87, B: 0xf5, A: 0xff}}, + {"777", color.RGBA{R: 0x77, G: 0x77, B: 0x77, A: 0xff}}, + } { + + test := test + c.Run(test.arg, func(c *qt.C) { + c.Parallel() + + result, err := hexStringToColor(test.arg) + + if b, ok := test.expect.(bool); ok && !b { + c.Assert(err, qt.Not(qt.IsNil)) + return + } + + c.Assert(err, qt.IsNil) + c.Assert(result, qt.DeepEquals, test.expect) + }) + + } +} + +func TestAddColorToPalette(t *testing.T) { + c := qt.New(t) + + palette := color.Palette{color.White, color.Black} + + c.Assert(AddColorToPalette(color.White, palette), qt.HasLen, 2) + + blue1, _ := hexStringToColor("34c3eb") + blue2, _ := hexStringToColor("34c3eb") + white, _ := hexStringToColor("fff") + + c.Assert(AddColorToPalette(white, palette), qt.HasLen, 2) + c.Assert(AddColorToPalette(blue1, palette), qt.HasLen, 3) + c.Assert(AddColorToPalette(blue2, palette), qt.HasLen, 3) + +} + +func TestReplaceColorInPalette(t *testing.T) { + c := qt.New(t) + + palette := color.Palette{color.White, color.Black} + offWhite, _ := hexStringToColor("fcfcfc") + + ReplaceColorInPalette(offWhite, palette) + + c.Assert(palette, qt.HasLen, 2) + c.Assert(palette[0], qt.Equals, offWhite) +} |