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package main
import "testing"
func TestValidIdentifier(t *testing.T) {
tests := []struct {
key string
want bool
}{
// Valid Identifiers
{"dotted", true},
{"dotted123", true},
{"_under_scores", true},
{"ಠ_ಠ", true},
// Invalid chars
{"is-quoted", false},
{"Definitely quoted!", false},
// Reserved words
{"true", false},
{"else", false},
{"null", false},
// Empty string
{"", false},
}
for _, test := range tests {
have := validIdentifier(test.key)
if have != test.want {
t.Errorf("Want %t for validIdentifier(%s); have %t", test.want, test.key, have)
}
}
}
func TestValidFirstRune(t *testing.T) {
tests := []struct {
in rune
want bool
}{
{'r', true},
{'ಠ', true},
{'4', false},
{'-', false},
}
for _, test := range tests {
have := validFirstRune(test.in)
if have != test.want {
t.Errorf("Want %t for validFirstRune(%#U); have %t", test.want, test.in, have)
}
}
}
func TestValidSecondaryRune(t *testing.T) {
tests := []struct {
in rune
want bool
}{
{'r', true},
{'ಠ', true},
{'4', true},
{'-', false},
}
for _, test := range tests {
have := validSecondaryRune(test.in)
if have != test.want {
t.Errorf("Want %t for validSecondaryRune(%#U); have %t", test.want, test.in, have)
}
}
}
func BenchmarkValidIdentifier(b *testing.B) {
for i := 0; i < b.N; i++ {
validIdentifier("must-be-quoted")
}
}
func BenchmarkValidIdentifierUnquoted(b *testing.B) {
for i := 0; i < b.N; i++ {
validIdentifier("canbeunquoted")
}
}
func BenchmarkValidIdentifierReserved(b *testing.B) {
for i := 0; i < b.N; i++ {
validIdentifier("function")
}
}
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