46 lines
1.2 KiB
Go
46 lines
1.2 KiB
Go
package twooffive
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import (
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"image/color"
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"testing"
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)
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func Test_AddCheckSum(t *testing.T) {
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if sum, err := AddCheckSum("1234567"); err != nil || sum != "12345670" {
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t.Fail()
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}
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if _, err := AddCheckSum("1ABC"); err == nil {
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t.Fail()
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}
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if _, err := AddCheckSum(""); err == nil {
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t.Fail()
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}
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}
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func Test_Encode(t *testing.T) {
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_, err := Encode("FOOBAR", false)
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if err == nil {
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t.Error("\"FOOBAR\" should not be encodable")
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}
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testEncode := func(interleaved bool, txt, testResult string) {
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code, err := Encode(txt, interleaved)
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if err != nil || code == nil {
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t.Fail()
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} else {
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if code.Bounds().Max.X != len(testResult) {
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t.Errorf("%v: length missmatch! %v != %v", txt, code.Bounds().Max.X, len(testResult))
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} else {
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for i, r := range testResult {
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if (code.At(i, 0) == color.Black) != (r == '1') {
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t.Errorf("%v: code missmatch on position %d", txt, i)
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}
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}
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}
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}
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}
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testEncode(false, "12345670", "1101101011101010101110101110101011101110111010101010101110101110111010111010101011101110101010101011101110101011101110101101011")
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testEncode(true, "12345670", "10101110100010101110001110111010001010001110100011100010101010100011100011101101")
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}
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