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Diffstat (limited to 'lib/utfcpp/v4/tests/test_checked_api.h')
| -rw-r--r-- | lib/utfcpp/v4/tests/test_checked_api.h | 233 |
1 files changed, 233 insertions, 0 deletions
diff --git a/lib/utfcpp/v4/tests/test_checked_api.h b/lib/utfcpp/v4/tests/test_checked_api.h new file mode 100644 index 00000000..54e9cf8f --- /dev/null +++ b/lib/utfcpp/v4/tests/test_checked_api.h @@ -0,0 +1,233 @@ +#ifndef UTF8_FOR_CPP_TEST_CHECKED_H_2675DCD0_9480_4c0c_B92A_CC14C027B731 +#define UTF8_FOR_CPP_TEST_CHECKED_H_2675DCD0_9480_4c0c_B92A_CC14C027B731 + +#include "utf8.h" + +#include <string> +#include <vector> +using namespace utf8; +using namespace std; + + +TEST(CheckedAPITests, test_append) +{ + unsigned char u[5] = {0,0,0,0,0}; + append(0x0448, u); + EXPECT_EQ (u[0], 0xd1); + EXPECT_EQ (u[1], 0x88); + EXPECT_EQ (u[2], 0); + EXPECT_EQ (u[3], 0); + EXPECT_EQ (u[4], 0); + + append(0x65e5, u); + EXPECT_EQ (u[0], 0xe6); + EXPECT_EQ (u[1], 0x97); + EXPECT_EQ (u[2], 0xa5); + EXPECT_EQ (u[3], 0); + EXPECT_EQ (u[4], 0); + + append(0x3044, u); + EXPECT_EQ (u[0], 0xe3); + EXPECT_EQ (u[1], 0x81); + EXPECT_EQ (u[2], 0x84); + EXPECT_EQ (u[3], 0); + EXPECT_EQ (u[4], 0); + + append(0x10346, u); + EXPECT_EQ (u[0], 0xf0); + EXPECT_EQ (u[1], 0x90); + EXPECT_EQ (u[2], 0x8d); + EXPECT_EQ (u[3], 0x86); + EXPECT_EQ (u[4], 0); + + // Ensure no warnings with plain char + char c[2] = {0,0}; + append('a', c); + EXPECT_EQ (c[0], 'a'); + EXPECT_EQ (c[1], 0); +} + +TEST(CheckedAPITests, test_append16) +{ + utfchar16_t u[5] = {0,0}; + append16(0x0448, u); + EXPECT_EQ (u[0], 0x0448); + EXPECT_EQ (u[1], 0x0000); + + append16(0x65e5, u); + EXPECT_EQ (u[0], 0x65e5); + EXPECT_EQ (u[1], 0x0000); + + append16(0x10346, u); + EXPECT_EQ (u[0], 0xd800); + EXPECT_EQ (u[1], 0xdf46); +} + +TEST(CheckedAPITests, test_next) +{ + const char* twochars = "\xe6\x97\xa5\xd1\x88"; + const char* w = twochars; + unsigned int cp = next(w, twochars + 6); + EXPECT_EQ (cp, 0x65e5); + EXPECT_EQ (w, twochars + 3); + + const char* threechars = "\xf0\x90\x8d\x86\xe6\x97\xa5\xd1\x88"; + w = threechars; + + cp = next(w, threechars + 9); + EXPECT_EQ (cp, 0x10346); + EXPECT_EQ (w, threechars + 4); + + cp = next(w, threechars + 9); + EXPECT_EQ (cp, 0x65e5); + EXPECT_EQ (w, threechars + 7); + + cp = next(w, threechars + 9); + EXPECT_EQ (cp, 0x0448); + EXPECT_EQ (w, threechars + 9); +} + +TEST(CheckedAPITests, test_next16) +{ + const utfchar16_t u[3] = {0x65e5, 0xd800, 0xdf46}; + const utfchar16_t* w = u; + utf8::utfchar32_t cp = next16(w, w + 3); + EXPECT_EQ (cp, 0x65e5); + EXPECT_EQ (w, u + 1); + + cp = next16(w, w + 2); + EXPECT_EQ (cp, 0x10346); + EXPECT_EQ (w, u + 3); +} + +TEST(CheckedAPITests, test_peek_next) +{ + const char* const cw = "\xe6\x97\xa5\xd1\x88"; + unsigned int cp = peek_next(cw, cw + 6); + EXPECT_EQ (cp, 0x65e5); +} + +TEST(CheckedAPITests, test_prior) +{ + const char* twochars = "\xe6\x97\xa5\xd1\x88"; + const char* w = twochars + 3; + unsigned int cp = prior (w, twochars); + EXPECT_EQ (cp, 0x65e5); + EXPECT_EQ (w, twochars); + + const char* threechars = "\xf0\x90\x8d\x86\xe6\x97\xa5\xd1\x88"; + w = threechars + 9; + cp = prior(w, threechars); + EXPECT_EQ (cp, 0x0448); + EXPECT_EQ (w, threechars + 7); + cp = prior(w, threechars); + EXPECT_EQ (cp, 0x65e5); + EXPECT_EQ (w, threechars + 4); + cp = prior(w, threechars); + EXPECT_EQ (cp, 0x10346); + EXPECT_EQ (w, threechars); +} + +TEST(CheckedAPITests, test_advance) +{ + const char* threechars = "\xf0\x90\x8d\x86\xe6\x97\xa5\xd1\x88"; + const char* w = threechars; + advance(w, 2, threechars + 9); + EXPECT_EQ(w, threechars + 7); + advance(w, -2, threechars); + EXPECT_EQ(w, threechars); + advance(w, 3, threechars + 9); + EXPECT_EQ(w, threechars + 9); + advance(w, -2, threechars); + EXPECT_EQ(w, threechars + 4); + advance(w, -1, threechars); + EXPECT_EQ(w, threechars); +} + +TEST(CheckedAPITests, test_distance) +{ + const char* twochars = "\xe6\x97\xa5\xd1\x88"; + size_t dist = static_cast<size_t>(utf8::distance(twochars, twochars + 5)); + EXPECT_EQ (dist, 2); +} + +TEST(CheckedAPITests, test_utf32to8) +{ + unsigned int utf32string[] = {0x448, 0x65E5, 0x10346, 0}; + string utf8result; + utf32to8(utf32string, utf32string + 3, back_inserter(utf8result)); + EXPECT_EQ (utf8result.size(), 9); +} + +TEST(CheckedAPITests, test_utf8to32) +{ + const char* twochars = "\xe6\x97\xa5\xd1\x88"; + vector<unsigned int> utf32result; + utf8to32(twochars, twochars + 5, back_inserter(utf32result)); + EXPECT_EQ (utf32result.size(), 2); +} + +TEST(CheckedAPITests, test_utf16to8) +{ + unsigned short utf16string[] = {0x41, 0x0448, 0x65e5, 0xd834, 0xdd1e}; + string utf8result; + utf16to8(utf16string, utf16string + 5, back_inserter(utf8result)); + EXPECT_EQ (utf8result.size(), 10); +} + +TEST(CheckedAPITests, test_utf8to16) +{ + char utf8_with_surrogates[] = "\xe6\x97\xa5\xd1\x88\xf0\x9d\x84\x9e"; + vector <unsigned short> utf16result; + utf8to16(utf8_with_surrogates, utf8_with_surrogates + 9, back_inserter(utf16result)); + EXPECT_EQ (utf16result.size(), 4); + EXPECT_EQ (utf16result[2], 0xd834); + EXPECT_EQ (utf16result[3], 0xdd1e); +} + +TEST(CheckedAPITests, test_replace_invalid) +{ + char invalid_sequence[] = "a\x80\xe0\xa0\xc0\xaf\xed\xa0\x80z"; + vector<char> replace_invalid_result; + replace_invalid (invalid_sequence, invalid_sequence + sizeof(invalid_sequence), std::back_inserter(replace_invalid_result), '?'); + bool bvalid = is_valid(replace_invalid_result.begin(), replace_invalid_result.end()); + EXPECT_TRUE (bvalid); + const char fixed_invalid_sequence[] = "a????z"; + EXPECT_EQ (sizeof(fixed_invalid_sequence), replace_invalid_result.size()); + EXPECT_TRUE (std::equal(replace_invalid_result.begin(), replace_invalid_result.begin() + sizeof(fixed_invalid_sequence), fixed_invalid_sequence)); +} + +TEST(CheckedAPITests, test_find_invalid) +{ + char utf_invalid[] = "\xe6\x97\xa5\xd1\x88\xfa"; + const char* invalid = find_invalid(utf_invalid, utf_invalid + 6); + EXPECT_EQ (invalid, utf_invalid + 5); + invalid = find_invalid(utf_invalid); + EXPECT_EQ (invalid, utf_invalid + 5); +} + +TEST(CheckedAPITests, test_is_valid) +{ + char utf_invalid[] = "\xe6\x97\xa5\xd1\x88\xfa"; + bool bvalid = is_valid(utf_invalid, utf_invalid + 6); + EXPECT_FALSE (bvalid); + bvalid = is_valid(utf_invalid); + EXPECT_FALSE (bvalid); + char utf8_with_surrogates[] = "\xe6\x97\xa5\xd1\x88\xf0\x9d\x84\x9e"; + bvalid = is_valid(utf8_with_surrogates, utf8_with_surrogates + 9); + EXPECT_TRUE (bvalid); + bvalid = is_valid(utf8_with_surrogates); + EXPECT_TRUE (bvalid); +} + +TEST(CheckedAPITests, test_starts_with_bom) +{ + unsigned char byte_order_mark[] = {0xef, 0xbb, 0xbf}; + bool bbom = starts_with_bom(byte_order_mark, byte_order_mark + sizeof(byte_order_mark)); + EXPECT_TRUE (bbom); + const char* threechars = "\xf0\x90\x8d\x86\xe6\x97\xa5\xd1\x88"; + bool no_bbom = starts_with_bom(threechars, threechars + sizeof(threechars)); + EXPECT_FALSE (no_bbom); +} + +#endif |