зеркало из https://github.com/mozilla/gecko-dev.git
65 строки
1.9 KiB
C++
65 строки
1.9 KiB
C++
/* Any copyright is dedicated to the Public Domain.
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* http://creativecommons.org/publicdomain/zero/1.0/ */
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#include "gtest/gtest.h"
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#include "mozilla/Encoding.h"
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#include <type_traits>
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#define ENCODING_TEST(name) TEST(EncodingTest, name)
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using namespace mozilla;
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static_assert(std::is_standard_layout<NotNull<const Encoding*>>::value,
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"NotNull<const Encoding*> must be a standard layout type.");
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// These tests mainly test that the C++ interface seems to
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// reach the Rust code. More thorough testing of the back
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// end is done in Rust.
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ENCODING_TEST(ForLabel) {
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nsAutoCString label(" uTf-8 ");
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ASSERT_EQ(Encoding::ForLabel(label), UTF_8_ENCODING);
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label.AssignLiteral(" cseucpkdfmTjapanese ");
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ASSERT_EQ(Encoding::ForLabel(label), EUC_JP_ENCODING);
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}
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ENCODING_TEST(ForBOM) {
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nsAutoCString data("\xEF\xBB\xBF\x61");
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const Encoding* encoding;
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size_t bomLength;
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Tie(encoding, bomLength) = Encoding::ForBOM(data);
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ASSERT_EQ(encoding, UTF_8_ENCODING);
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ASSERT_EQ(bomLength, 3U);
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data.AssignLiteral("\xFF\xFE");
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Tie(encoding, bomLength) = Encoding::ForBOM(data);
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ASSERT_EQ(encoding, UTF_16LE_ENCODING);
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ASSERT_EQ(bomLength, 2U);
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data.AssignLiteral("\xFE\xFF");
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Tie(encoding, bomLength) = Encoding::ForBOM(data);
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ASSERT_EQ(encoding, UTF_16BE_ENCODING);
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ASSERT_EQ(bomLength, 2U);
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data.AssignLiteral("\xEF\xBB");
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Tie(encoding, bomLength) = Encoding::ForBOM(data);
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ASSERT_EQ(encoding, nullptr);
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ASSERT_EQ(bomLength, 0U);
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}
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ENCODING_TEST(Name) {
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nsAutoCString name;
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UTF_8_ENCODING->Name(name);
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ASSERT_TRUE(name.EqualsLiteral("UTF-8"));
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GBK_ENCODING->Name(name);
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ASSERT_TRUE(name.EqualsLiteral("GBK"));
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}
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ENCODING_TEST(CanEncodeEverything) {
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ASSERT_TRUE(UTF_8_ENCODING->CanEncodeEverything());
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ASSERT_FALSE(GB18030_ENCODING->CanEncodeEverything());
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}
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ENCODING_TEST(IsAsciiCompatible) {
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ASSERT_TRUE(UTF_8_ENCODING->IsAsciiCompatible());
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ASSERT_FALSE(ISO_2022_JP_ENCODING->IsAsciiCompatible());
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}
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