40 lines
927 B
Go
40 lines
927 B
Go
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// Copyright (c) 2021 Tailscale Inc & 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 words
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import (
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"strings"
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"testing"
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)
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func TestWords(t *testing.T) {
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test := func(t *testing.T, words []string) {
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t.Helper()
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if len(words) == 0 {
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t.Error("no words")
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}
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seen := map[string]bool{}
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for _, w := range words {
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if seen[w] {
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t.Errorf("dup word %q", w)
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}
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seen[w] = true
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if w == "" || strings.IndexFunc(w, nonASCIILower) != -1 {
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t.Errorf("malformed word %q", w)
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}
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}
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}
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t.Run("tails", func(t *testing.T) { test(t, Tails()) })
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t.Run("scales", func(t *testing.T) { test(t, Scales()) })
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t.Logf("%v tails * %v scales = %v beautiful combinations", len(Tails()), len(Scales()), len(Tails())*len(Scales()))
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}
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func nonASCIILower(r rune) bool {
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if 'a' <= r && r <= 'z' {
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return false
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}
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return true
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}
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