forked from mirrors/gecko-dev
ea30633946
The filter type is `UCAL_ZONE_TYPE_ANY` to ensure all possible time zones are returned, and not just CLDR canonical time zones. (CLDR canonical time zones are different from IANA canonical time zones.) Differential Revision: https://phabricator.services.mozilla.com/D125576
76 lines
2.4 KiB
C++
76 lines
2.4 KiB
C++
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "gtest/gtest.h"
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#include "mozilla/intl/TimeZone.h"
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#include "mozilla/Maybe.h"
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#include "mozilla/Span.h"
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#include "TestBuffer.h"
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#include <string>
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namespace mozilla::intl {
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// These tests are dependent on the machine that this test is being run on.
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// Unwrap the results to ensure it doesn't fail, but don't check the values.
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TEST(IntlTimeZone, SystemDependentTests)
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{
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auto timeZone = TimeZone::TryCreate(Some(MakeStringSpan(u"GMT+3"))).unwrap();
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TestBuffer<char16_t> buffer;
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// e.g. For America/Chicago: 1000 * 60 * 60 * -6
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timeZone->GetRawOffsetMs().unwrap();
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// e.g. "America/Chicago"
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TimeZone::GetDefaultTimeZone(buffer).unwrap();
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}
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TEST(IntlTimeZone, GetCanonicalTimeZoneID)
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{
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TestBuffer<char16_t> buffer;
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// Providing a canonical time zone results in the same string at the end.
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TimeZone::GetCanonicalTimeZoneID(MakeStringSpan(u"America/Chicago"), buffer)
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.unwrap();
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ASSERT_EQ(buffer.get_string_view(), u"America/Chicago");
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// Providing an alias will result in the canonical representation.
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TimeZone::GetCanonicalTimeZoneID(MakeStringSpan(u"Europe/Belfast"), buffer)
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.unwrap();
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ASSERT_EQ(buffer.get_string_view(), u"Europe/London");
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// An unknown time zone results in an error.
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ASSERT_TRUE(TimeZone::GetCanonicalTimeZoneID(
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MakeStringSpan(u"Not a time zone"), buffer)
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.isErr());
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}
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TEST(IntlTimeZone, GetAvailableTimeZones)
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{
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constexpr auto EuropeBerlin = MakeStringSpan("Europe/Berlin");
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constexpr auto EuropeBusingen = MakeStringSpan("Europe/Busingen");
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auto timeZones = TimeZone::GetAvailableTimeZones("DE").unwrap();
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bool hasEuropeBerlin = false;
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bool hasEuropeBusingen = false;
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for (auto timeZone : timeZones) {
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auto span = timeZone.unwrap();
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if (span == EuropeBerlin) {
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ASSERT_FALSE(hasEuropeBerlin);
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hasEuropeBerlin = true;
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} else if (span == EuropeBusingen) {
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ASSERT_FALSE(hasEuropeBusingen);
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hasEuropeBusingen = true;
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} else {
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std::string str(span.data(), span.size());
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ADD_FAILURE() << "Unexpected time zone: " << str;
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}
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}
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ASSERT_TRUE(hasEuropeBerlin);
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ASSERT_TRUE(hasEuropeBusingen);
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}
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} // namespace mozilla::intl
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