47 lines
991 B
Go
47 lines
991 B
Go
package hclsyntax
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import (
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"testing"
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)
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func TestValidIdentifier(t *testing.T) {
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tests := []struct {
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Input string
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Want bool
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}{
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{"", false},
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{"hello", true},
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{"hello.world", false},
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{"hello ", false},
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{" hello", false},
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{"hello\n", false},
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{"hello world", false},
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{"aws_instance", true},
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{"aws.instance", false},
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{"foo-bar", true},
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{"foo--bar", true},
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{"foo_", true},
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{"foo-", true},
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{"_foobar", true},
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{"-foobar", false},
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{"blah1", true},
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{"blah1blah", true},
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{"1blah1blah", false},
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{"héllo", true}, // combining acute accent
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{"Χαίρετε", true},
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{"звать", true},
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{"今日は", true},
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{"\x80", false}, // UTF-8 continuation without an introducer
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{"a\x80", false}, // UTF-8 continuation after a non-introducer
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}
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for _, test := range tests {
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t.Run(test.Input, func(t *testing.T) {
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got := ValidIdentifier(test.Input)
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if got != test.Want {
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t.Errorf("wrong result %#v; want %#v", got, test.Want)
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}
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})
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}
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}
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