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ICU-22781 Add test for portion format with parts per billion (C++)

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See #3389
This commit is contained in:
Younies Mahmoud 2025-02-11 14:04:34 +00:00
parent c9ca3cd554
commit 42e3b43c78
2 changed files with 40 additions and 0 deletions
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1
icu4c/source/test/intltest/numbertest.h
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@ -103,6 +103,7 @@ class NumberFormatterApiTest : public IntlTestWithFieldPosition {
void toDecimalNumber();
void microPropsInternals();
void formatUnitsAliases();
void TestPortionFormat();
void testIssue22378();
void runIndexedTest(int32_t index, UBool exec, const char*& name, char* par = nullptr) override;

39
icu4c/source/test/intltest/numbertest_api.cpp
View file

@ -133,6 +133,7 @@ void NumberFormatterApiTest::runIndexedTest(int32_t index, UBool exec, const cha
TESTCASE_AUTO(toDecimalNumber);
TESTCASE_AUTO(microPropsInternals);
TESTCASE_AUTO(formatUnitsAliases);
TESTCASE_AUTO(TestPortionFormat);
TESTCASE_AUTO(testIssue22378);
TESTCASE_AUTO_END;
}
@ -6085,6 +6086,44 @@ void NumberFormatterApiTest::formatUnitsAliases() {
}
}
void NumberFormatterApiTest::TestPortionFormat() {
IcuTestErrorCode status(*this, "TestPortionFormat");
struct TestCase {
const char *unitIdentifier;
const char *locale;
double inputValue;
UnicodeString expectedOutput;
} testCases[]{
{"portion-per-1e9", "en-US", 1, "1 part per billion"},
{"portion-per-1e9", "en-US", 2, "2 parts per billion"},
{"portion-per-1e9", "en-US", 1000000, "1,000,000 parts per billion"},
{"portion-per-1e9", "de-DE", 1000000, "1.000.000 Milliardstel"},
{"portion-per-1e1", "en-US", 1, "UNKNOWN"},
{"portion-per-1e2", "en-US", 1, "UNKNOWN"},
{"portion-per-1e3", "en-US", 1, "UNKNOWN"},
{"portion-per-1e4", "en-US", 1, "UNKNOWN"},
{"portion-per-1e5", "en-US", 1, "UNKNOWN"},
{"portion-per-1e6", "en-US", 1, "UNKNOWN"},
{"portion-per-1e7", "en-US", 1, "UNKNOWN"},
{"portion-per-1e8", "en-US", 1, "UNKNOWN"},
};
for (auto testCase : testCases) {
if (uprv_strcmp(testCase.unitIdentifier, "portion-per-1e9") != 0) {
logKnownIssue("CLDR-18274", "The data for portion-per-XYZ is not determined yet.");
continue;
}
MeasureUnit unit = MeasureUnit::forIdentifier(testCase.unitIdentifier, status);
LocalizedNumberFormatter lnf =
NumberFormatter::withLocale(Locale::forLanguageTag(testCase.locale, status))
.unit(unit)
.unitWidth(UNumberUnitWidth::UNUM_UNIT_WIDTH_FULL_NAME);
UnicodeString actualOutput = lnf.formatDouble(testCase.inputValue, status).toString(status);
assertEquals("test portion format", testCase.expectedOutput, actualOutput);
}
}
void NumberFormatterApiTest::testIssue22378() {
IcuTestErrorCode status(*this, "testIssue22378");