asciigoat's core library
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59 lines
1.2 KiB
59 lines
1.2 KiB
3 years ago
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package runes
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import (
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"testing"
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)
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func TestProbe(t *testing.T) {
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type TestCase struct {
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probe Probe
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input string
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}
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tests := []TestCase{
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{Rune('a'), "a"},
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{Space(), " "},
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{Space(), "\t"},
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{Space(), "\n"},
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{And(Rune('1'), Rune('2'), Space()), "12 "},
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{Or(Rune('r'), Space(), Rune('x')), "r"},
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{Or(Rune('r'), Space(), Rune('x')), " "},
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{Or(Rune('r'), Space(), Rune('x')), "x"},
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{Any(Rune('w')), ""},
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{Any(Rune('w')), "w"},
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{Any(Rune('w')), "ww"},
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{Any(Rune('w')), "www"},
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{N(6, Rune('w')), "wwwwww"},
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{Maybe(Rune('w')), ""},
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{Maybe(Rune('w')), "w"},
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}
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for _, test := range tests {
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if read, ok := test.probe([]rune(test.input)); !ok {
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t.Errorf("Expected to read %s", string(test.input))
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} else if string(read) != test.input {
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t.Errorf("Mismatch of input %s and read %s", test.input, string(read))
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}
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}
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}
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func TestProbeFail(t *testing.T) {
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type TestCase struct {
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probe Probe
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input string
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}
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tests := []TestCase{
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{Rune('a'), "b"},
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{Space(), "a"},
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{And(Rune('1'), Rune('2'), Space()), "12"},
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{Or(Rune('r'), Space(), Rune('x')), "4"},
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}
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for _, test := range tests {
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if read, ok := test.probe([]rune(test.input)); ok {
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t.Errorf("Unexpectedly read %s with input %s", string(read), test.input)
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}
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}
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}
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