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ICU-5354 better testing of utext clone(), improved code coverage.

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X-SVN-Rev: 20190
This commit is contained in:
Andy Heninger 2006-08-29 23:21:59 +00:00
parent dfffb6fcc2
commit 050e6b861d
2 changed files with 53 additions and 2 deletions
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54
icu4c/source/test/intltest/utxttest.cpp
View file

@ -539,11 +539,42 @@ cleanupAndReturn:
}
//
// TestAccess() Test the read only access functions on a UText.
// TestAccess Test the read only access functions on a UText, including cloning.
// The text is accessed in a variety of ways, and compared with
// the reference UnicodeString.
//
void UTextTest::TestAccess(const UnicodeString &us, UText *ut, int cpCount, m *cpMap) {
// Run the standard tests on the caller-supplied UText.
TestAccessNoClone(us, ut, cpCount, cpMap);
// Re-run tests on a shallow clone.
utext_setNativeIndex(ut, 0);
UErrorCode status = U_ZERO_ERROR;
UText *shallowClone = utext_clone(NULL, ut, FALSE /*deep*/, FALSE /*readOnly*/, &status);
TEST_SUCCESS(status);
TestAccessNoClone(us, shallowClone, cpCount, cpMap);
//
// Rerun again on a deep clone.
// Note that text providers are not required to provide deep cloning,
// so unsupported errors are ignored.
//
status = U_ZERO_ERROR;
utext_setNativeIndex(shallowClone, 0);
UText *deepClone = utext_clone(NULL, shallowClone, TRUE, FALSE, &status);
if (status != U_UNSUPPORTED_ERROR) {
TEST_SUCCESS(status);
TestAccessNoClone(us, deepClone, cpCount, cpMap);
}
}
//
// TestAccessNoClone() Test the read only access functions on a UText.
// The text is accessed in a variety of ways, and compared with
// the reference UnicodeString.
//
void UTextTest::TestAccessNoClone(const UnicodeString &us, UText *ut, int cpCount, m *cpMap) {
UErrorCode status = U_ZERO_ERROR;
gTestNum++;
@ -1280,6 +1311,25 @@ U_CDECL_END
// Initialized in the open function.
UTextFuncs fragmentFuncs;
// Clone function for fragmented text provider.
// Didn't really want to provide this, but it's easier to provide it than to keep it
// out of the tests.
//
UText *
cloneFragmentedUnicodeString(UText *dest, const UText *src, UBool deep, UErrorCode *status) {
if (U_FAILURE(*status)) {
return NULL;
}
if (deep) {
*status = U_UNSUPPORTED_ERROR;
return NULL;
}
dest = utext_openUnicodeString(dest, (UnicodeString *)src->context, status);
utext_setNativeIndex(dest, utext_getNativeIndex(src));
return dest;
}
// Open function for the fragmented text provider.
UText *
openFragmentedUnicodeString(UText *ut, UnicodeString *s, UErrorCode *status) {
@ -1292,6 +1342,7 @@ openFragmentedUnicodeString(UText *ut, UnicodeString *s, UErrorCode *status) {
// and replace the entry for the access function.
memcpy(&fragmentFuncs, ut->pFuncs, sizeof(fragmentFuncs));
fragmentFuncs.access = fragTextAccess;
fragmentFuncs.clone = cloneFragmentedUnicodeString;
ut->pFuncs = &fragmentFuncs;
ut->chunkContents = (UChar *)&ut->b;
@ -1299,4 +1350,3 @@ openFragmentedUnicodeString(UText *ut, UnicodeString *s, UErrorCode *status) {
return ut;
}

1
icu4c/source/test/intltest/utxttest.h
View file

@ -40,6 +40,7 @@ private:
void TestString(const UnicodeString &s);
void TestAccess(const UnicodeString &us, UText *ut, int cpCount, m *cpMap);
void TestAccessNoClone(const UnicodeString &us, UText *ut, int cpCount, m *cpMap);
void TestCMR (const UnicodeString &us, UText *ut, int cpCount, m *nativeMap, m *utf16Map);
void TestCopyMove(const UnicodeString &us, UText *ut, UBool move,
int32_t nativeStart, int32_t nativeLimit, int32_t nativeDest,