97 lines
1.9 KiB
V
97 lines
1.9 KiB
V
import strings
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fn test_repeat() {
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assert strings.repeat(`x`, 10) == 'xxxxxxxxxx'
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assert strings.repeat(`a`, 1) == 'a'
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assert strings.repeat(`a`, 0) == ''
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}
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fn test_repeat_string() {
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assert strings.repeat_string('abc', 3) == 'abcabcabc'
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assert strings.repeat_string('abc', 1) == 'abc'
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assert strings.repeat_string('abc', 0) == ''
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assert strings.repeat_string('', 200) == ''
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}
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const test_rune_and_byte = [
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'xxx[ok1]xxx',
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'xxx[[ok2]okok]',
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'xxx[ok3[[[ok]okok]]]',
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'yyy[ok4]',
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'[]',
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']',
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'[',
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'yyy[ok5][]zzz',
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'yyy[xxx',
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'xxx[xxx
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xxx]',
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]
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const test_strings = [
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'xxx/*ok1*/xxx',
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'xxx/*/*ok2*/okok*/',
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'xxx/*ok3/*/*/*ok*/okok*/*/*/',
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'yyy/*ok4*/',
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'/**/',
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'*/',
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'/*',
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'yyy/*ok5*//**/zzz',
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'yyy/*xxx',
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'xxx/*xxx
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xxx*/xxx',
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]
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const expected_rune_and_byte_outputs = [
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'ok1',
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'[ok2]okok',
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'ok3[[[ok]okok]]',
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'ok4',
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'',
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'',
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'',
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'ok5',
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'',
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'xxx
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xxx',
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]
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const expected_string_outputs = [
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'ok1',
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'/*ok2*/okok',
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'ok3/*/*/*ok*/okok*/*/',
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'ok4',
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'',
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'',
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'',
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'ok5',
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'',
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'xxx
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xxx',
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]
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fn test_find_between_pair_family() {
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assert strings.find_between_pair_rune('xx♡ok❦yy', `♡`, `❦`) == 'ok'
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assert strings.find_between_pair_byte('xx{ok}yy', `{`, `}`) == 'ok'
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assert strings.find_between_pair_string('xx/*ok*/yy', '/*', '*/') == 'ok'
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assert strings.find_between_pair_byte('xx{ok}yy', `{`, `}`) == 'ok'
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assert strings.find_between_pair_string('xxxxokyyyy', 'xxx', 'yyy') == 'xok'
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for i, tstr in test_rune_and_byte {
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e1 := strings.find_between_pair_rune(tstr, `[`, `]`)
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e2 := expected_rune_and_byte_outputs[i]
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assert '$e1' == '$e2'
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}
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for i, tstr in test_rune_and_byte {
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e1 := strings.find_between_pair_byte(tstr, `[`, `]`)
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e2 := expected_rune_and_byte_outputs[i]
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assert '$e1' == '$e2'
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}
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for i, tstr in test_strings {
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e1 := strings.find_between_pair_string(tstr, '/*', '*/')
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e2 := expected_string_outputs[i]
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assert '$e1' == '$e2'
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}
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}
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