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Diffstat (limited to 'intl/components/gtest/TestListFormat.cpp')
| -rw-r--r-- | intl/components/gtest/TestListFormat.cpp | 162 |
1 files changed, 162 insertions, 0 deletions
diff --git a/intl/components/gtest/TestListFormat.cpp b/intl/components/gtest/TestListFormat.cpp new file mode 100644 index 0000000000..85759d4985 --- /dev/null +++ b/intl/components/gtest/TestListFormat.cpp @@ -0,0 +1,162 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ +#include "gtest/gtest.h" + +#include "mozilla/intl/ListFormat.h" +#include "mozilla/Span.h" +#include "TestBuffer.h" + +namespace mozilla::intl { + +// Test ListFormat.format with default options. +TEST(IntlListFormat, FormatDefault) +{ + ListFormat::Options options; + UniquePtr<ListFormat> lf = + ListFormat::TryCreate(MakeStringSpan("en-US"), options).unwrap(); + ListFormat::StringList list; + MOZ_RELEASE_ASSERT(list.append(MakeStringSpan(u"Alice"))); + MOZ_RELEASE_ASSERT(list.append(MakeStringSpan(u"Bob"))); + MOZ_RELEASE_ASSERT(list.append(MakeStringSpan(u"Charlie"))); + TestBuffer<char16_t> buf16; + ASSERT_TRUE(lf->Format(list, buf16).isOk()); + ASSERT_EQ(buf16.get_string_view(), u"Alice, Bob, and Charlie"); + + UniquePtr<ListFormat> lfDe = + ListFormat::TryCreate(MakeStringSpan("de"), options).unwrap(); + ASSERT_TRUE(lfDe->Format(list, buf16).isOk()); + ASSERT_EQ(buf16.get_string_view(), u"Alice, Bob und Charlie"); +} + +// Test ListFormat.format with Type::Conjunction and other styles. +TEST(IntlListFormat, FormatConjunction) +{ + ListFormat::Options options{ListFormat::Type::Conjunction, + ListFormat::Style::Narrow}; + UniquePtr<ListFormat> lf = + ListFormat::TryCreate(MakeStringSpan("en-US"), options).unwrap(); + ListFormat::StringList list; + MOZ_RELEASE_ASSERT(list.append(MakeStringSpan(u"Alice"))); + MOZ_RELEASE_ASSERT(list.append(MakeStringSpan(u"Bob"))); + MOZ_RELEASE_ASSERT(list.append(MakeStringSpan(u"Charlie"))); + TestBuffer<char16_t> buf16; + ASSERT_TRUE(lf->Format(list, buf16).isOk()); + ASSERT_EQ(buf16.get_string_view(), u"Alice, Bob, Charlie"); + + ListFormat::Options optionsSh{ListFormat::Type::Conjunction, + ListFormat::Style::Short}; + UniquePtr<ListFormat> lfSh = + ListFormat::TryCreate(MakeStringSpan("en-US"), optionsSh).unwrap(); + ASSERT_TRUE(lfSh->Format(list, buf16).isOk()); + ASSERT_EQ(buf16.get_string_view(), u"Alice, Bob, & Charlie"); +} + +// Test ListFormat.format with Type::Disjunction. +TEST(IntlListFormat, FormatDisjunction) +{ + // When Type is Disjunction, the results will be the same regardless of the + // style for most locales, so simply test with Style::Long. + ListFormat::Options options{ListFormat::Type::Disjunction, + ListFormat::Style::Long}; + UniquePtr<ListFormat> lf = + ListFormat::TryCreate(MakeStringSpan("en-US"), options).unwrap(); + ListFormat::StringList list; + MOZ_RELEASE_ASSERT(list.append(MakeStringSpan(u"Alice"))); + MOZ_RELEASE_ASSERT(list.append(MakeStringSpan(u"Bob"))); + MOZ_RELEASE_ASSERT(list.append(MakeStringSpan(u"Charlie"))); + TestBuffer<char16_t> buf16; + ASSERT_TRUE(lf->Format(list, buf16).isOk()); + ASSERT_EQ(buf16.get_string_view(), u"Alice, Bob, or Charlie"); +} + +// Test ListFormat.format with Type::Unit. +TEST(IntlListFormat, FormatUnit) +{ + ListFormat::Options options{ListFormat::Type::Unit, ListFormat::Style::Long}; + // For locale "en", Style::Long and Style::Short have the same result, so just + // test Style::Long here. + UniquePtr<ListFormat> lf = + ListFormat::TryCreate(MakeStringSpan("en-US"), options).unwrap(); + ListFormat::StringList list; + MOZ_RELEASE_ASSERT(list.append(MakeStringSpan(u"Alice"))); + MOZ_RELEASE_ASSERT(list.append(MakeStringSpan(u"Bob"))); + MOZ_RELEASE_ASSERT(list.append(MakeStringSpan(u"Charlie"))); + TestBuffer<char16_t> buf16; + ASSERT_TRUE(lf->Format(list, buf16).isOk()); + ASSERT_EQ(buf16.get_string_view(), u"Alice, Bob, Charlie"); + + ListFormat::Options optionsNa{ListFormat::Type::Unit, + ListFormat::Style::Narrow}; + UniquePtr<ListFormat> lfNa = + ListFormat::TryCreate(MakeStringSpan("en-US"), optionsNa).unwrap(); + ASSERT_TRUE(lfNa->Format(list, buf16).isOk()); + ASSERT_EQ(buf16.get_string_view(), u"Alice Bob Charlie"); +} + +// Pass a long list (list.length() > DEFAULT_LIST_LENGTH) and check the result +// is still correct. (result.length > INITIAL_CHAR_BUFFER_SIZE) +TEST(IntlListFormat, FormatBufferLength) +{ + ListFormat::Options options; + UniquePtr<ListFormat> lf = + ListFormat::TryCreate(MakeStringSpan("en-US"), options).unwrap(); + ListFormat::StringList list; + MOZ_RELEASE_ASSERT(list.append(MakeStringSpan(u"Alice"))); + MOZ_RELEASE_ASSERT(list.append(MakeStringSpan(u"Bob"))); + MOZ_RELEASE_ASSERT(list.append(MakeStringSpan(u"Charlie"))); + MOZ_RELEASE_ASSERT(list.append(MakeStringSpan(u"David"))); + MOZ_RELEASE_ASSERT(list.append(MakeStringSpan(u"Eve"))); + MOZ_RELEASE_ASSERT(list.append(MakeStringSpan(u"Frank"))); + MOZ_RELEASE_ASSERT(list.append(MakeStringSpan(u"Grace"))); + MOZ_RELEASE_ASSERT(list.append(MakeStringSpan(u"Heidi"))); + MOZ_RELEASE_ASSERT(list.append(MakeStringSpan(u"Ivan"))); + TestBuffer<char16_t> buf16; + ASSERT_TRUE(lf->Format(list, buf16).isOk()); + ASSERT_EQ(buf16.get_string_view(), + u"Alice, Bob, Charlie, David, Eve, Frank, Grace, Heidi, and Ivan"); +} + +TEST(IntlListFormat, FormatToParts) +{ + ListFormat::Options options; + UniquePtr<ListFormat> lf = + ListFormat::TryCreate(MakeStringSpan("en-US"), options).unwrap(); + ListFormat::StringList list; + MOZ_RELEASE_ASSERT(list.append(MakeStringSpan(u"Alice"))); + MOZ_RELEASE_ASSERT(list.append(MakeStringSpan(u"Bob"))); + MOZ_RELEASE_ASSERT(list.append(MakeStringSpan(u"Charlie"))); + + TestBuffer<char16_t> buf16; + mozilla::intl::ListFormat::PartVector parts; + ASSERT_TRUE(lf->FormatToParts(list, buf16, parts).isOk()); + + std::u16string_view strView = buf16.get_string_view(); + ASSERT_EQ(strView, u"Alice, Bob, and Charlie"); + + // 3 elements, and 2 literals. + ASSERT_EQ((parts.length()), (5u)); + + auto getSubStringView = [strView, &parts](size_t index) { + size_t pos = index == 0 ? 0 : parts[index - 1].second; + size_t count = parts[index].second - pos; + return strView.substr(pos, count); + }; + + ASSERT_EQ(parts[0].first, ListFormat::PartType::Element); + ASSERT_EQ(getSubStringView(0), u"Alice"); + + ASSERT_EQ(parts[1].first, ListFormat::PartType::Literal); + ASSERT_EQ(getSubStringView(1), u", "); + + ASSERT_EQ(parts[2].first, ListFormat::PartType::Element); + ASSERT_EQ(getSubStringView(2), u"Bob"); + + ASSERT_EQ(parts[3].first, ListFormat::PartType::Literal); + ASSERT_EQ(getSubStringView(3), u", and "); + + ASSERT_EQ(parts[4].first, ListFormat::PartType::Element); + ASSERT_EQ(getSubStringView(4), u"Charlie"); +} + +} // namespace mozilla::intl |