# HG changeset patch # User Bruno Haible # Date 1263076571 -3600 # Node ID e10aa7c7cf87bb76bf701a0d8bc4163f0877ce0b # Parent 833cdf356210faa7b2cf5d66c6797d3f434d94dc Tests for module 'unistr/u32-to-u8'. diff --git a/ChangeLog b/ChangeLog --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,9 @@ 2010-01-09 Bruno Haible + Tests for module 'unistr/u32-to-u8'. + * modules/unistr/u32-to-u8-tests: New file. + * tests/unistr/test-u32-to-u8.c: New file. + Tests for module 'unistr/u16-to-u32'. * modules/unistr/u16-to-u32-tests: New file. * tests/unistr/test-u16-to-u32.c: New file. diff --git a/modules/unistr/u32-to-u8-tests b/modules/unistr/u32-to-u8-tests new file mode 100644 --- /dev/null +++ b/modules/unistr/u32-to-u8-tests @@ -0,0 +1,13 @@ +Files: +tests/unistr/test-u32-to-u8.c +tests/macros.h + +Depends-on: +unistr/u8-cmp + +configure.ac: + +Makefile.am: +TESTS += test-u32-to-u8 +check_PROGRAMS += test-u32-to-u8 +test_u32_to_u8_SOURCES = unistr/test-u32-to-u8.c diff --git a/tests/unistr/test-u32-to-u8.c b/tests/unistr/test-u32-to-u8.c new file mode 100644 --- /dev/null +++ b/tests/unistr/test-u32-to-u8.c @@ -0,0 +1,159 @@ +/* Test of u32_to_u8() function. + Copyright (C) 2010 Free Software Foundation, Inc. + + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see . */ + +/* Written by Bruno Haible , 2010. */ + +#include + +#include "unistr.h" + +#include + +#include "macros.h" + +static int +check (const uint32_t *input, size_t input_length, + const uint8_t *expected, size_t expected_length) +{ + size_t length; + uint8_t *result; + + /* Test return conventions with resultbuf == NULL. */ + result = u32_to_u8 (input, input_length, NULL, &length); + if (!(result != NULL)) + return 1; + if (!(length == expected_length)) + return 2; + if (!(u8_cmp (result, expected, expected_length) == 0)) + return 3; + free (result); + + /* Test return conventions with resultbuf too small. */ + if (expected_length > 0) + { + uint8_t *preallocated; + + length = expected_length - 1; + preallocated = (uint8_t *) malloc (length * sizeof (uint8_t)); + result = u32_to_u8 (input, input_length, preallocated, &length); + if (!(result != NULL)) + return 4; + if (!(result != preallocated)) + return 5; + if (!(length == expected_length)) + return 6; + if (!(u8_cmp (result, expected, expected_length) == 0)) + return 7; + free (result); + free (preallocated); + } + + /* Test return conventions with resultbuf large enough. */ + { + uint8_t *preallocated; + + length = expected_length; + preallocated = (uint8_t *) malloc (length * sizeof (uint8_t)); + result = u32_to_u8 (input, input_length, preallocated, &length); + if (!(result != NULL)) + return 8; + if (!(preallocated == NULL || result == preallocated)) + return 9; + if (!(length == expected_length)) + return 10; + if (!(u8_cmp (result, expected, expected_length) == 0)) + return 11; + free (preallocated); + } + + return 0; +} + +int +main () +{ + /* Empty string. */ + ASSERT (check (NULL, 0, NULL, 0) == 0); + + /* Simple string. */ + { /* "Grüß Gott. Здравствуйте! x=(-b±sqrt(b²-4ac))/(2a) 日本語,中文,한글" */ + static const uint32_t input[] = + { 'G', 'r', 0x00FC, 0x00DF, ' ', 'G', 'o', 't', 't', '.', ' ', + 0x0417, 0x0434, 0x0440, 0x0430, 0x0432, 0x0441, 0x0442, 0x0432, 0x0443, + 0x0439, 0x0442, 0x0435, '!', ' ', + 'x', '=', '(', '-', 'b', 0x00B1, 's', 'q', 'r', 't', '(', 'b', 0x00B2, + '-', '4', 'a', 'c', ')', ')', '/', '(', '2', 'a', ')', ' ', ' ', + 0x65E5, 0x672C, 0x8A9E, ',', 0x4E2D, 0x6587, ',', 0xD55C, 0xAE00, '\n' + }; + static const uint8_t expected[] = + { 'G', 'r', 0xC3, 0xBC, 0xC3, 0x9F, ' ', 'G', 'o', 't', 't', '.', ' ', + 0xD0, 0x97, 0xD0, 0xB4, 0xD1, 0x80, 0xD0, 0xB0, 0xD0, 0xB2, 0xD1, 0x81, + 0xD1, 0x82, 0xD0, 0xB2, 0xD1, 0x83, 0xD0, 0xB9, 0xD1, 0x82, 0xD0, 0xB5, + '!', ' ', 'x', '=', '(', '-', 'b', 0xC2, 0xB1, 's', 'q', 'r', 't', '(', + 'b', 0xC2, 0xB2, '-', '4', 'a', 'c', ')', ')', '/', '(', '2', 'a', ')', + ' ', ' ', 0xE6, 0x97, 0xA5, 0xE6, 0x9C, 0xAC, 0xE8, 0xAA, 0x9E, ',', + 0xE4, 0xB8, 0xAD, 0xE6, 0x96, 0x87, ',', + 0xED, 0x95, 0x9C, 0xEA, 0xB8, 0x80, '\n' + }; + ASSERT (check (input, SIZEOF (input), expected, SIZEOF (expected)) == 0); + } + + /* String with characters outside the BMP. */ + { + static const uint32_t input[] = + { '-', '(', 0x1D51E, 0x00D7, 0x1D51F, ')', '=', + 0x1D51F, 0x00D7, 0x1D51E + }; + static const uint8_t expected[] = + { '-', '(', 0xF0, 0x9D, 0x94, 0x9E, 0xC3, 0x97, 0xF0, 0x9D, 0x94, 0x9F, + ')', '=', 0xF0, 0x9D, 0x94, 0x9F, 0xC3, 0x97, 0xF0, 0x9D, 0x94, 0x9E + }; + ASSERT (check (input, SIZEOF (input), expected, SIZEOF (expected)) == 0); + } + + /* Invalid input. */ + { + static const uint32_t input[] = { 'x', 0x340000, 0x50000000, 'y' }; +#if 0 /* Currently invalid input is rejected, not accommodated. */ + static const uint8_t expected[] = + { 'x', 0xEF, 0xBF, 0xBD, 0xEF, 0xBF, 0xBD, 'y' }; + ASSERT (check (input, SIZEOF (input), expected, SIZEOF (expected)) == 0); +#else + size_t length; + uint8_t *result; + uint8_t preallocated[10]; + + /* Test return conventions with resultbuf == NULL. */ + result = u32_to_u8 (input, SIZEOF (input), NULL, &length); + ASSERT (result == NULL); + ASSERT (errno == EILSEQ); + + /* Test return conventions with resultbuf too small. */ + length = 1; + result = u32_to_u8 (input, SIZEOF (input), preallocated, &length); + ASSERT (result == NULL); + ASSERT (errno == EILSEQ); + + /* Test return conventions with resultbuf large enough. */ + length = SIZEOF (preallocated); + result = u32_to_u8 (input, SIZEOF (input), preallocated, &length); + ASSERT (result == NULL); + ASSERT (errno == EILSEQ); +#endif + } + + return 0; +}