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54 lines
1.2 KiB
Go
54 lines
1.2 KiB
Go
// Copyright 2016 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package stringset
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import "testing"
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func TestStringSet(t *testing.T) {
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testCases := [][]string{
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{""},
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{"∫"},
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{"a", "b", "c"},
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{"", "a", "bb", "ccc"},
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{" ", "aaa", "bb", "c"},
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}
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test := func(tc int, b *Builder) {
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set := b.Set()
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if set.Len() != len(testCases[tc]) {
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t.Errorf("%d:Len() = %d; want %d", tc, set.Len(), len(testCases[tc]))
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}
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for i, s := range testCases[tc] {
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if x := b.Index(s); x != i {
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t.Errorf("%d:Index(%q) = %d; want %d", tc, s, x, i)
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}
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if p := Search(&set, s); p != i {
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t.Errorf("%d:Search(%q) = %d; want %d", tc, s, p, i)
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}
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if set.Elem(i) != s {
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t.Errorf("%d:Elem(%d) = %s; want %s", tc, i, set.Elem(i), s)
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}
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}
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if p := Search(&set, "apple"); p != -1 {
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t.Errorf(`%d:Search("apple") = %d; want -1`, tc, p)
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}
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}
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for i, tc := range testCases {
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b := NewBuilder()
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for _, s := range tc {
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b.Add(s)
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}
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b.Add(tc...)
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test(i, b)
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}
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for i, tc := range testCases {
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b := NewBuilder()
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b.Add(tc...)
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for _, s := range tc {
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b.Add(s)
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}
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test(i, b)
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}
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}
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