ref: 8f5c9a747fcebb02bb99f5de272046411eb15370
dir: /resources/images/color_test.go/
// 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) }