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Unicode: provide an ability to supplement the case-mapping tables

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in character and string case mapping routines.

Add a custom mapper for Turkish and Azeri.

A more general solution for deriving the case information from Unicode's
SpecialCasing.txt will require more work.

Fixes #703.

R=rsc, rsc1
CC=golang-dev, mdakin
https://golang.org/cl/824043
This commit is contained in:
Rob Pike 2010-03-30 17:51:03 -07:00
parent c2f3737cb0
commit 4e2b7f8f41
6 changed files with 133 additions and 5 deletions
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22
src/pkg/strings/strings_test.go
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@ -341,6 +341,28 @@ func TestToUpper(t *testing.T) { runStringTests(t, ToUpper, "ToUpper", upperTest
func TestToLower(t *testing.T) { runStringTests(t, ToLower, "ToLower", lowerTests) }
func TestSpecialCase(t *testing.T) {
lower := "abcçdefgğhıijklmnoöprsştuüvyz"
upper := "ABCÇDEFGĞHIİJKLMNOÖPRSŞTUÜVYZ"
u := ToUpperSpecial(unicode.TurkishCase, upper)
if u != upper {
t.Errorf("Upper(upper) is %s not %s", u, upper)
}
u = ToUpperSpecial(unicode.TurkishCase, lower)
if u != upper {
t.Errorf("Upper(lower) is %s not %s", u, upper)
}
l := ToLowerSpecial(unicode.TurkishCase, lower)
if l != lower {
t.Errorf("Lower(lower) is %s not %s", l, lower)
}
l = ToLowerSpecial(unicode.TurkishCase, upper)
if l != lower {
t.Errorf("Lower(upper) is %s not %s", l, lower)
}
}
func TestTrimSpace(t *testing.T) { runStringTests(t, TrimSpace, "TrimSpace", trimSpaceTests) }
func equal(m string, s1, s2 string, t *testing.T) bool {