39 lines
576 B
Go
39 lines
576 B
Go
package atlas
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import (
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"path/filepath"
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"testing"
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)
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func TestLongestCommonPrefix(t *testing.T) {
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sep := string(filepath.Separator)
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cases := []struct {
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Input []string
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Output string
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}{
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{
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[]string{"foo", "bar"},
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"",
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},
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{
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[]string{"foo", "foobar"},
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"",
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},
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{
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[]string{"foo" + sep, "foo" + sep + "bar"},
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"foo" + sep,
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},
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{
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[]string{sep + "foo" + sep, sep + "bar"},
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sep,
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},
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}
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for _, tc := range cases {
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actual := longestCommonPrefix(tc.Input)
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if actual != tc.Output {
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t.Fatalf("bad: %#v\n\n%#v", actual, tc.Input)
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}
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}
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}
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