go token_test 源码
golang token_test 代码
文件路径：/src/go/token/token_test.go
// Copyright 2019 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package token
import "testing"
func TestIsIdentifier(t *testing.T) {
tests := []struct {
name string
in string
want bool
}{
{"Empty", "", false},
{"Space", " ", false},
{"SpaceSuffix", "foo ", false},
{"Number", "123", false},
{"Keyword", "func", false},
{"LettersASCII", "foo", true},
{"MixedASCII", "_bar123", true},
{"UppercaseKeyword", "Func", true},
{"LettersUnicode", "fóö", true},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
if got := IsIdentifier(test.in); got != test.want {
t.Fatalf("IsIdentifier(%q) = %t, want %v", test.in, got, test.want)
}
})
}
}
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