112 lines
2.7 KiB
Go
112 lines
2.7 KiB
Go
package textdraw
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import "testing"
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import "golang.org/x/image/math/fixed"
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import "git.tebibyte.media/sashakoshka/tomo/defaultfont"
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func TestDoWord (test *testing.T) {
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text := []rune("The quick brown fox")
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word, remaining := DoWord(text, defaultfont.FaceRegular)
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expect := "quick brown fox"
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if string(remaining) != expect {
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test.Fatalf (
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`text: "%s", remaining: "%s" expected: "%s"`,
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string(text), string(remaining), expect)
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}
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if len(word.Runes) != 4 {
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test.Fatalf(`wrong rune length %d`, len(word.Runes))
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}
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if word.SpaceAfter != fixed.I(7) {
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test.Fatalf(`wrong space after %d`, word.SpaceAfter.Round())
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}
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if word.FirstRune() != 'T' {
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test.Fatalf(`wrong first rune %s`, string(word.FirstRune()))
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}
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if word.LastRune() != ' ' {
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test.Fatalf(`wrong last rune %s`, string(word.FirstRune()))
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}
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}
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func TestDoLine (test *testing.T) {
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// case 1
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text := []rune("The quick brown fox\njumped over the lazy dog")
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line, remaining := DoLine(text, defaultfont.FaceRegular, 0)
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expect := "jumped over the lazy dog"
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if string(remaining) != expect {
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test.Fatalf (
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`text: "%s", remaining: "%s" expected: "%s"`,
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string(text), string(remaining), expect)
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}
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if len(line.Words) != 4 {
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test.Fatalf(`wrong word count %d`, len(line.Words))
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}
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if !line.BreakAfter {
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test.Fatalf(`did not set BreakAfter to true`)
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}
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// case 2
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text = []rune("jumped over the lazy dog")
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line, remaining = DoLine(text, defaultfont.FaceRegular, 0)
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expect = ""
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if string(remaining) != expect {
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test.Fatalf (
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`text: "%s", remaining: "%s" expected: "%s"`,
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string(text), string(remaining), expect)
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}
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if len(line.Words) != 5 {
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test.Fatalf(`wrong word count %d`, len(line.Words))
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}
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if line.BreakAfter {
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test.Fatalf(`did not set BreakAfter to false`)
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}
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// case 3
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text = []rune("jumped over the lazy dog")
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line, remaining = DoLine(text, defaultfont.FaceRegular, fixed.I(7 * 12))
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expect = "the lazy dog"
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if string(remaining) != expect {
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test.Fatalf (
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`text: "%s", remaining: "%s" expected: "%s"`,
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string(text), string(remaining), expect)
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}
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if len(line.Words) != 2 {
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test.Fatalf(`wrong word count %d`, len(line.Words))
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}
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if line.BreakAfter {
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test.Fatalf(`did not set BreakAfter to false`)
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}
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// case 4
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text = []rune("jumped over the lazy dog")
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line, remaining = DoLine(text, defaultfont.FaceRegular, fixed.I(10))
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expect = "over the lazy dog"
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if string(remaining) != expect {
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test.Fatalf (
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`text: "%s", remaining: "%s" expected: "%s"`,
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string(text), string(remaining), expect)
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}
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if len(line.Words) != 1 {
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test.Fatalf(`wrong word count %d`, len(line.Words))
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}
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if line.BreakAfter {
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test.Fatalf(`did not set BreakAfter to false`)
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}
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}
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