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restrict ASCII mode to printable characters only

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This commit is contained in:
Shivaram Lingamneni 2019-12-22 09:57:49 -05:00
parent 781bb6b051
commit 4391b1ba5a
2 changed files with 42 additions and 16 deletions
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48
irc/strings_test.go
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@ -217,20 +217,24 @@ func TestCanonicalizeMaskWildcard(t *testing.T) {
tester("*SHIVARAM*", "*shivaram*!*@*", nil)
}
func validFoldTester(first, second string, equal bool, folder func(string) (string, error), t *testing.T) {
firstFolded, err := folder(first)
if err != nil {
panic(err)
}
secondFolded, err := folder(second)
if err != nil {
panic(err)
}
foundEqual := firstFolded == secondFolded
if foundEqual != equal {
t.Errorf("%s and %s: expected equality %t, but got %t", first, second, equal, foundEqual)
}
}
func TestFoldPermissive(t *testing.T) {
tester := func(first, second string, equal bool) {
firstFolded, err := foldPermissive(first)
if err != nil {
panic(err)
}
secondFolded, err := foldPermissive(second)
if err != nil {
panic(err)
}
foundEqual := firstFolded == secondFolded
if foundEqual != equal {
t.Errorf("%s and %s: expected equality %t, but got %t", first, second, equal, foundEqual)
}
validFoldTester(first, second, equal, foldPermissive, t)
}
tester("SHIVARAM", "shivaram", true)
tester("shIvaram", "shivaraM", true)
@ -250,3 +254,23 @@ func TestFoldPermissiveInvalid(t *testing.T) {
t.Errorf("the null byte should be invalid in identifiers")
}
}
func TestFoldASCII(t *testing.T) {
tester := func(first, second string, equal bool) {
validFoldTester(first, second, equal, foldASCII, t)
}
tester("shivaram", "SHIVARAM", true)
tester("X|Y", "x|y", true)
tester("a != b", "A != B", true)
}
func TestFoldASCIIInvalid(t *testing.T) {
_, err := foldASCII("\x01")
if err == nil {
t.Errorf("control characters should be invalid in identifiers")
}
_, err = foldASCII("\x7F")
if err == nil {
t.Errorf("control characters should be invalid in identifiers")
}
}