colornames_test.go

Documentation: golang.org/x/image/colornames

     1  // Copyright 2015 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  package colornames
     6  
     7  import (
     8  	"image/color"
     9  	"testing"
    10  )
    11  
    12  func TestColornames(t *testing.T) {
    13  	if len(Map) != len(Names) {
    14  		t.Fatalf("Map and Names have different length: %d vs %d", len(Map), len(Names))
    15  	}
    16  
    17  	for name, want := range testCases {
    18  		got, ok := Map[name]
    19  		if !ok {
    20  			t.Errorf("Did not find %s", name)
    21  			continue
    22  		}
    23  		if got != want {
    24  			t.Errorf("%s:\ngot  %v\nwant %v", name, got, want)
    25  		}
    26  	}
    27  }
    28  
    29  var testCases = map[string]color.RGBA{
    30  	"aliceblue":      color.RGBA{240, 248, 255, 255},
    31  	"crimson":        color.RGBA{220, 20, 60, 255},
    32  	"darkorange":     color.RGBA{255, 140, 0, 255},
    33  	"deepskyblue":    color.RGBA{0, 191, 255, 255},
    34  	"greenyellow":    color.RGBA{173, 255, 47, 255},
    35  	"lightgrey":      color.RGBA{211, 211, 211, 255},
    36  	"lightpink":      color.RGBA{255, 182, 193, 255},
    37  	"mediumseagreen": color.RGBA{60, 179, 113, 255},
    38  	"olivedrab":      color.RGBA{107, 142, 35, 255},
    39  	"purple":         color.RGBA{128, 0, 128, 255},
    40  	"slategrey":      color.RGBA{112, 128, 144, 255},
    41  	"yellowgreen":    color.RGBA{154, 205, 50, 255},
    42  }
    43
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