mirror of https://github.com/gdamore/tcell.git
72 lines
2.3 KiB
Go
72 lines
2.3 KiB
Go
// Copyright 2015 The TCell Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use file except in compliance with the License.
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// You may obtain a copy of the license at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package tcell
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import (
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"testing"
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. "github.com/smartystreets/goconvey/convey"
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)
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func TestColor(t *testing.T) {
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pal := []Color{}
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for i := 0; i < 255; i++ {
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pal = append(pal, Color(i))
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}
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Convey("Color values are correct", t, func() {
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So(ColorRed.Hex(), ShouldEqual, 0x00FF0000)
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So(ColorGreen.Hex(), ShouldEqual, 0x00008000)
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So(ColorLime.Hex(), ShouldEqual, 0x0000FF00)
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So(ColorBlue.Hex(), ShouldEqual, 0x000000FF)
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So(ColorBlack.Hex(), ShouldEqual, 0x00000000)
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So(ColorWhite.Hex(), ShouldEqual, 0x00FFFFFF)
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So(ColorSilver.Hex(), ShouldEqual, 0x00C0C0C0)
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})
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Convey("Color fitting from 16 colors to 8 colors works", t, func() {
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for i := 0; i < 7; i++ {
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So(FindColor(Color(i), pal[:8]), ShouldEqual, Color(i))
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}
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// Grey is closest to Silver
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So(FindColor(Color(8), pal[:8]), ShouldEqual, Color(7))
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for i := 9; i < 16; i++ {
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So(FindColor(Color(i), pal[:8]), ShouldEqual, Color(i%8))
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}
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})
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Convey("Color lookups by name work", t, func() {
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So(GetColor("red"), ShouldEqual, ColorRed)
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So(GetColor("#FF0000").Hex(), ShouldEqual, ColorRed.Hex())
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So(GetColor("black"), ShouldEqual, ColorBlack)
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So(GetColor("orange"), ShouldEqual, ColorOrange)
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})
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Convey("Color imperfect fit works", t, func() {
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So(FindColor(ColorOrangeRed, pal[:16]), ShouldEqual, ColorRed)
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So(FindColor(ColorAliceBlue, pal[:16]), ShouldEqual, ColorWhite)
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So(FindColor(ColorPink, pal), ShouldEqual, Color217)
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So(FindColor(ColorSienna, pal), ShouldEqual, Color173)
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So(FindColor(GetColor("#00FD00"), pal), ShouldEqual, ColorLime)
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})
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Convey("Color RGB breakdown works", t, func() {
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r, g, b := GetColor("#112233").RGB()
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So(r, ShouldEqual, 0x11)
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So(g, ShouldEqual, 0x22)
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So(b, ShouldEqual, 0x33)
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})
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}
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