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89 lines
2.9 KiB
89 lines
2.9 KiB
#include <gtest/gtest.h>
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#include "../src/nfc.hh" // for illegal_utf8 exception
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#include <vector>
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using namespace pEp;
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using std::string_view;
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namespace {
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struct TestEntry {
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string_view input;
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bool is_nfc;
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IsNFC quick;
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string_view nfc;
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};
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typedef TestEntry TE;
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std::ostream& operator<<(std::ostream& o, const TestEntry& tt)
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{
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return o << "input=«" << tt.input << "», isNfc=" << tt.is_nfc << ", quick=" << tt.quick
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<< ". ";
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}
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const char nullo[4] = { 0, 0, 0, 0 };
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const std::vector<TestEntry> testValues = {
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{ "", true, IsNFC::Yes, "" }, // always start with the simple case ;-)
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{ "123", true, IsNFC::Yes, "123" }, // some ASCII digits. Still easy.
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{ "\n\\\b", true, IsNFC::Yes, "\n\\\b" }, // backslash escapes for ASCII and control chars
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{ "ä", true, IsNFC::Yes, "ä" }, // <U+00E4> small a with diaeresis
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{ "\xc4\x85", true, IsNFC::Yes, "\xc4\x85" }, // <U+0105> small a with ogonek
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{ "a\xcc\x88", false, IsNFC::Maybe, "ä" }, // a + <U+0308> combining diaresis
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{ "a\xcc\xa8", false, IsNFC::Maybe, "\xc4\x85" }, // a + <U+0328> combining ogonek
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{ "a\xcc\xa8\xcc\x88",
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false,
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IsNFC::Maybe,
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"\xc4\x85\xcc\x88" }, // a + <U+0328> + <U+0308> (ogonek + diaeresis)
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{ "a\xcc\x88\xcc\xa8",
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false,
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IsNFC::Maybe,
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"\xc4\x85\xcc\x88" }, // a + <U+0308> + <U+0328> (diaeresis + ogonek)
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{ "\xc4\x85\xcc\x88",
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true,
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IsNFC::Maybe,
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"\xc4\x85\xcc\x88" }, // <U+0105> small a with ogonek + combining diaeresis
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{ "ä\xcc\xa8", false, IsNFC::Maybe, "\xc4\x85\xcc\x88" }, // a diaeresis + <U+0328> combining ogonek
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// Already implemented, because <U+305> and <U+33C> have neither "No" nor "Maybe" NFC class:
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{ "a\xcc\x85\xcc\xbc",
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false,
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IsNFC::No,
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"a\xcc\xbc\xcc\x85" }, // a + <U+0305> + <U+033C> (overline + seagull_below)
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{ "a\xcc\xbc\xcc\x85",
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true,
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IsNFC::Yes,
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"a\xcc\xbc\xcc\x85" }, // a + <U+033C> + <U+0305> (seagull_below + overline)
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{ string_view(nullo, 1), true, IsNFC::Yes, string_view(nullo, 1) }, // Yeah, 1 NUL byte
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{ string_view(nullo, 4), true, IsNFC::Yes, string_view(nullo, 4) }, // Yeah, 4 NUL bytes
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{ "EOF", true, IsNFC::Yes, "EOF" }
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};
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} // namespace
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class NfcTest : public ::testing::TestWithParam<TestEntry> {
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// intentionally left blank for now.
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};
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INSTANTIATE_TEST_SUITE_P(NfcTestInstance, NfcTest, testing::ValuesIn(testValues));
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TEST_P(NfcTest, Meh)
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{
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const auto& v = GetParam();
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EXPECT_EQ(v.quick, UTF8::isNFC_quick_check(v.input));
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EXPECT_EQ(v.is_nfc, UTF8::isNFC(v.input));
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EXPECT_EQ(v.nfc, UTF8::toNFC(v.input));
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if (v.is_nfc) {
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EXPECT_EQ(v.input, UTF8::toNFC(v.input));
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}
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}
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