/* GLib testing framework examples and tests * Copyright (C) 2009 Red Hat, Inc. * Authors: Alexander Larsson * * This work is provided "as is"; redistribution and modification * in whole or in part, in any medium, physical or electronic is * permitted without restriction. * * This work 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. * * In no event shall the authors or contributors be liable for any * direct, indirect, incidental, special, exemplary, or consequential * damages (including, but not limited to, procurement of substitute * goods or services; loss of use, data, or profits; or business * interruption) however caused and on any theory of liability, whether * in contract, strict liability, or tort (including negligence or * otherwise) arising in any way out of the use of this software, even * if advised of the possibility of such damage. */ #include #include #include #include #define G_TYPE_EXPANDER_CONVERTER (g_expander_converter_get_type ()) #define G_EXPANDER_CONVERTER(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), G_TYPE_EXPANDER_CONVERTER, GExpanderConverter)) #define G_EXPANDER_CONVERTER_CLASS(k) (G_TYPE_CHECK_CLASS_CAST((k), G_TYPE_EXPANDER_CONVERTER, GExpanderConverterClass)) #define G_IS_EXPANDER_CONVERTER(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), G_TYPE_EXPANDER_CONVERTER)) #define G_IS_EXPANDER_CONVERTER_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE ((k), G_TYPE_EXPANDER_CONVERTER)) #define G_EXPANDER_CONVERTER_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), G_TYPE_EXPANDER_CONVERTER, GExpanderConverterClass)) typedef struct _GExpanderConverter GExpanderConverter; typedef struct _GExpanderConverterClass GExpanderConverterClass; struct _GExpanderConverterClass { GObjectClass parent_class; }; GType g_expander_converter_get_type (void) G_GNUC_CONST; GConverter *g_expander_converter_new (void); static void g_expander_converter_iface_init (GConverterIface *iface); struct _GExpanderConverter { GObject parent_instance; }; G_DEFINE_TYPE_WITH_CODE (GExpanderConverter, g_expander_converter, G_TYPE_OBJECT, G_IMPLEMENT_INTERFACE (G_TYPE_CONVERTER, g_expander_converter_iface_init)) static void g_expander_converter_class_init (GExpanderConverterClass *klass) { } static void g_expander_converter_init (GExpanderConverter *local) { } GConverter * g_expander_converter_new (void) { GConverter *conv; conv = g_object_new (G_TYPE_EXPANDER_CONVERTER, NULL); return conv; } static void g_expander_converter_reset (GConverter *converter) { } static GConverterResult g_expander_converter_convert (GConverter *converter, const void *inbuf, gsize inbuf_size, void *outbuf, gsize outbuf_size, GConverterFlags flags, gsize *bytes_read, gsize *bytes_written, GError **error) { GExpanderConverter *conv; const guint8 *in, *in_end; guint8 v, *out; int i; gsize block_size; conv = G_EXPANDER_CONVERTER (converter); in = inbuf; out = outbuf; in_end = in + inbuf_size; while (in < in_end) { v = *in; if (v == 0) block_size = 10; else block_size = v * 1000; if (outbuf_size < block_size) { if (*bytes_read > 0) return G_CONVERTER_CONVERTED; g_set_error_literal (error, G_IO_ERROR, G_IO_ERROR_NO_SPACE, "No space in dest"); return G_CONVERTER_ERROR; } in++; *bytes_read += 1; *bytes_written += block_size; outbuf_size -= block_size; for (i = 0; i < block_size; i++) *out++ = v; } if (in == in_end && (flags & G_CONVERTER_INPUT_AT_END)) return G_CONVERTER_FINISHED; return G_CONVERTER_CONVERTED; } static void g_expander_converter_iface_init (GConverterIface *iface) { iface->convert = g_expander_converter_convert; iface->reset = g_expander_converter_reset; } #define G_TYPE_COMPRESSOR_CONVERTER (g_compressor_converter_get_type ()) #define G_COMPRESSOR_CONVERTER(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), G_TYPE_COMPRESSOR_CONVERTER, GCompressorConverter)) #define G_COMPRESSOR_CONVERTER_CLASS(k) (G_TYPE_CHECK_CLASS_CAST((k), G_TYPE_COMPRESSOR_CONVERTER, GCompressorConverterClass)) #define G_IS_COMPRESSOR_CONVERTER(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), G_TYPE_COMPRESSOR_CONVERTER)) #define G_IS_COMPRESSOR_CONVERTER_CLASS(k) (G_TYPE_CHECK_CLASS_TYPE ((k), G_TYPE_COMPRESSOR_CONVERTER)) #define G_COMPRESSOR_CONVERTER_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), G_TYPE_COMPRESSOR_CONVERTER, GCompressorConverterClass)) typedef struct _GCompressorConverter GCompressorConverter; typedef struct _GCompressorConverterClass GCompressorConverterClass; struct _GCompressorConverterClass { GObjectClass parent_class; }; GType g_compressor_converter_get_type (void) G_GNUC_CONST; GConverter *g_compressor_converter_new (void); static void g_compressor_converter_iface_init (GConverterIface *iface); struct _GCompressorConverter { GObject parent_instance; }; G_DEFINE_TYPE_WITH_CODE (GCompressorConverter, g_compressor_converter, G_TYPE_OBJECT, G_IMPLEMENT_INTERFACE (G_TYPE_CONVERTER, g_compressor_converter_iface_init)) static void g_compressor_converter_class_init (GCompressorConverterClass *klass) { } static void g_compressor_converter_init (GCompressorConverter *local) { } GConverter * g_compressor_converter_new (void) { GConverter *conv; conv = g_object_new (G_TYPE_COMPRESSOR_CONVERTER, NULL); return conv; } static void g_compressor_converter_reset (GConverter *converter) { } static GConverterResult g_compressor_converter_convert (GConverter *converter, const void *inbuf, gsize inbuf_size, void *outbuf, gsize outbuf_size, GConverterFlags flags, gsize *bytes_read, gsize *bytes_written, GError **error) { GCompressorConverter *conv; const guint8 *in, *in_end; guint8 v, *out; int i; gsize block_size; conv = G_COMPRESSOR_CONVERTER (converter); in = inbuf; out = outbuf; in_end = in + inbuf_size; while (in < in_end) { v = *in; if (v == 0) { block_size = 0; while (in+block_size < in_end && *(in+block_size) == 0) block_size ++; } else block_size = v * 1000; /* Not enough data */ if (in_end - in < block_size) { if (*bytes_read > 0) break; g_set_error_literal (error, G_IO_ERROR, G_IO_ERROR_PARTIAL_INPUT, "Need more data"); return G_CONVERTER_ERROR; } for (i = 0; i < block_size; i++) { if (*(in + i) != v) { if (*bytes_read > 0) break; g_set_error_literal (error, G_IO_ERROR, G_IO_ERROR_INVALID_DATA, "invalid data"); return G_CONVERTER_ERROR; } } if (v == 0 && in_end - in == block_size && (flags & G_CONVERTER_INPUT_AT_END) == 0) { if (*bytes_read > 0) break; g_set_error_literal (error, G_IO_ERROR, G_IO_ERROR_PARTIAL_INPUT, "Need more data"); return G_CONVERTER_ERROR; } in += block_size; *out++ = v; *bytes_read += block_size; *bytes_written += 1; } if (in == in_end && (flags & G_CONVERTER_INPUT_AT_END)) return G_CONVERTER_FINISHED; return G_CONVERTER_CONVERTED; } static void g_compressor_converter_iface_init (GConverterIface *iface) { iface->convert = g_compressor_converter_convert; iface->reset = g_compressor_converter_reset; } guint8 unexpanded_data[] = { 0,1,3,4,5,6,7,3,12,0,0}; static void test_expander (void) { guint8 *converted1, *converted2, *ptr; gsize n_read, n_written; gsize total_read; gssize res; GConverterResult cres; GInputStream *mem, *cstream; GOutputStream *mem_out, *cstream_out; GConverter *expander; GError *error; int i; expander = g_expander_converter_new (); converted1 = g_malloc (100*1000); /* Large enough */ converted2 = g_malloc (100*1000); /* Large enough */ cres = g_converter_convert (expander, unexpanded_data, sizeof(unexpanded_data), converted1, 100*1000, G_CONVERTER_INPUT_AT_END, &n_read, &n_written, NULL); g_assert (cres == G_CONVERTER_FINISHED); g_assert (n_read == 11); g_assert (n_written == 41030); g_converter_reset (expander); mem = g_memory_input_stream_new_from_data (unexpanded_data, sizeof (unexpanded_data), NULL); cstream = g_converter_input_stream_new (mem, expander); g_object_unref (mem); total_read = 0; ptr = converted2; while (TRUE) { error = NULL; res = g_input_stream_read (cstream, ptr, 1, NULL, &error); g_assert (res != -1); if (res == 0) break; ptr += res; total_read += res; } g_assert (total_read == n_written); g_assert (memcmp (converted1, converted2, n_written) == 0); g_converter_reset (expander); mem_out = g_memory_output_stream_new (NULL, 0, g_realloc, g_free); cstream_out = g_converter_output_stream_new (mem_out, expander); g_object_unref (mem_out); for (i = 0; i < sizeof(unexpanded_data); i++) { error = NULL; res = g_output_stream_write (cstream_out, unexpanded_data + i, 1, NULL, &error); g_assert (res != -1); if (res == 0) { g_assert (i == sizeof(unexpanded_data) -1); break; } g_assert (res == 1); } g_output_stream_close (cstream_out, NULL, NULL); g_assert (g_memory_output_stream_get_data_size (G_MEMORY_OUTPUT_STREAM (mem_out)) == n_written); g_assert (memcmp (g_memory_output_stream_get_data (G_MEMORY_OUTPUT_STREAM (mem_out)), converted1, n_written) == 0); g_free (converted1); g_free (converted2); g_object_unref (cstream); g_object_unref (cstream_out); g_object_unref (expander); } static void test_compressor (void) { guint8 *converted, *expanded, *ptr; gsize n_read, expanded_size; gsize total_read; gssize res; GConverterResult cres; GInputStream *mem, *cstream; GOutputStream *mem_out, *cstream_out; GConverter *expander, *compressor; GError *error; int i; expander = g_expander_converter_new (); expanded = g_malloc (100*1000); /* Large enough */ cres = g_converter_convert (expander, unexpanded_data, sizeof(unexpanded_data), expanded, 100*1000, G_CONVERTER_INPUT_AT_END, &n_read, &expanded_size, NULL); g_assert (cres == G_CONVERTER_FINISHED); g_assert (n_read == 11); g_assert (expanded_size == 41030); compressor = g_compressor_converter_new (); converted = g_malloc (100*1000); /* Large enough */ mem = g_memory_input_stream_new_from_data (expanded, expanded_size, NULL); cstream = g_converter_input_stream_new (mem, compressor); g_object_unref (mem); total_read = 0; ptr = converted; while (TRUE) { error = NULL; res = g_input_stream_read (cstream, ptr, 1, NULL, &error); g_assert (res != -1); if (res == 0) break; ptr += res; total_read += res; } g_assert (total_read == n_read - 1); /* Last 2 zeros are combined */ g_assert (memcmp (converted, unexpanded_data, total_read) == 0); g_object_unref (cstream); g_converter_reset (compressor); mem_out = g_memory_output_stream_new (NULL, 0, g_realloc, g_free); cstream_out = g_converter_output_stream_new (mem_out, compressor); g_object_unref (mem_out); for (i = 0; i < expanded_size; i++) { error = NULL; res = g_output_stream_write (cstream_out, expanded + i, 1, NULL, &error); g_assert (res != -1); if (res == 0) { g_assert (i == expanded_size -1); break; } g_assert (res == 1); } g_output_stream_close (cstream_out, NULL, NULL); g_assert (g_memory_output_stream_get_data_size (G_MEMORY_OUTPUT_STREAM (mem_out)) == n_read - 1); /* Last 2 zeros are combined */ g_assert (memcmp (g_memory_output_stream_get_data (G_MEMORY_OUTPUT_STREAM (mem_out)), unexpanded_data, g_memory_output_stream_get_data_size (G_MEMORY_OUTPUT_STREAM (mem_out))) == 0); g_object_unref (cstream_out); g_converter_reset (compressor); memset (expanded, 5, 5*1000*2); mem = g_memory_input_stream_new_from_data (expanded, 5*1000, NULL); cstream = g_converter_input_stream_new (mem, compressor); g_object_unref (mem); total_read = 0; ptr = converted; while (TRUE) { error = NULL; res = g_input_stream_read (cstream, ptr, 1, NULL, &error); g_assert (res != -1); if (res == 0) break; ptr += res; total_read += res; } g_assert (total_read == 1); g_assert (*converted == 5); mem = g_memory_input_stream_new_from_data (expanded, 5*1000 * 2, NULL); cstream = g_converter_input_stream_new (mem, compressor); g_object_unref (mem); total_read = 0; ptr = converted; while (TRUE) { error = NULL; res = g_input_stream_read (cstream, ptr, 1, NULL, &error); g_assert (res != -1); if (res == 0) break; ptr += res; total_read += res; } g_assert (total_read == 2); g_assert (converted[0] == 5); g_assert (converted[1] == 5); g_object_unref (cstream); g_converter_reset (compressor); mem = g_memory_input_stream_new_from_data (expanded, 5*1000 * 2 - 1, NULL); cstream = g_converter_input_stream_new (mem, compressor); g_object_unref (mem); total_read = 0; ptr = converted; while (TRUE) { error = NULL; res = g_input_stream_read (cstream, ptr, 1, NULL, &error); if (res == -1) { g_assert_error (error, G_IO_ERROR, G_IO_ERROR_PARTIAL_INPUT); break; } g_assert (res != 0); ptr += res; total_read += res; } g_assert (total_read == 1); g_assert (converted[0] == 5); g_object_unref (cstream); g_free (expanded); g_free (converted); g_object_unref (expander); g_object_unref (compressor); } #define DATA_LENGTH 1000000 static void test_corruption (GZlibCompressorFormat format, gint level) { GError *error = NULL; guint32 *data0, *data1; gsize data1_size; gint i; GInputStream *istream0, *istream1, *cistream1; GOutputStream *ostream1, *ostream2, *costream1; GConverter *compressor, *decompressor; data0 = g_malloc (DATA_LENGTH * sizeof (guint32)); for (i = 0; i < DATA_LENGTH; i++) data0[i] = g_random_int (); istream0 = g_memory_input_stream_new_from_data (data0, DATA_LENGTH * sizeof (guint32), NULL); ostream1 = g_memory_output_stream_new (NULL, 0, g_realloc, NULL); compressor = G_CONVERTER (g_zlib_compressor_new (format, level)); costream1 = g_converter_output_stream_new (ostream1, compressor); g_output_stream_splice (costream1, istream0, 0, NULL, &error); g_assert_no_error (error); g_object_unref (costream1); g_object_unref (compressor); data1 = g_memory_output_stream_get_data (G_MEMORY_OUTPUT_STREAM (ostream1)); data1_size = g_memory_output_stream_get_data_size ( G_MEMORY_OUTPUT_STREAM (ostream1)); g_object_unref (ostream1); g_object_unref (istream0); istream1 = g_memory_input_stream_new_from_data (data1, data1_size, NULL); decompressor = G_CONVERTER (g_zlib_decompressor_new (format)); cistream1 = g_converter_input_stream_new (istream1, decompressor); ostream2 = g_memory_output_stream_new (NULL, 0, g_realloc, NULL); g_output_stream_splice (ostream2, cistream1, 0, NULL, &error); g_assert_no_error (error); g_assert_cmpuint (DATA_LENGTH * sizeof (guint32), ==, g_memory_output_stream_get_data_size (G_MEMORY_OUTPUT_STREAM (ostream2))); g_assert (memcmp (data0, g_memory_output_stream_get_data ( G_MEMORY_OUTPUT_STREAM (ostream2)), DATA_LENGTH * sizeof (guint32)) == 0); } typedef struct { const gchar *path; GZlibCompressorFormat format; gint level; } CompressorTest; static void test_roundtrip (gconstpointer data) { const CompressorTest *test = data; test_corruption (test->format, test->level); } typedef struct { const gchar *path; const gchar *charset_in; const gchar *text_in; const gchar *charset_out; const gchar *text_out; } CharsetTest; static void test_charset (gconstpointer data) { const CharsetTest *test = data; GInputStream *in, *in2; GConverter *conv; gchar *buffer; gsize count; gsize bytes_read; GError *error; in = g_memory_input_stream_new_from_data (test->text_in, -1, NULL); conv = (GConverter *)g_charset_converter_new (test->charset_out, test->charset_in, NULL); in2 = g_converter_input_stream_new (in, conv); g_object_unref (in); g_object_unref (conv); count = 2 * strlen (test->text_out); buffer = g_malloc (count); error = NULL; g_input_stream_read_all (in2, buffer, count, &bytes_read, NULL, &error); g_assert_no_error (error); g_assert_cmpint (bytes_read, ==, strlen (test->text_out)); g_assert_cmpstr (buffer, ==, test->text_out); g_free (buffer); g_object_unref (in2); } int main (int argc, char *argv[]) { CompressorTest compressor_tests[] = { { "/converter-output-stream/corruption/zlib-0", G_ZLIB_COMPRESSOR_FORMAT_ZLIB, 0 }, { "/converter-output-stream/corruption/zlib-9", G_ZLIB_COMPRESSOR_FORMAT_ZLIB, 9 }, { "/converter-output-stream/corruption/gzip-0", G_ZLIB_COMPRESSOR_FORMAT_GZIP, 0 }, { "/converter-output-stream/corruption/gzip-9", G_ZLIB_COMPRESSOR_FORMAT_GZIP, 9 }, { "/converter-output-stream/corruption/raw-0", G_ZLIB_COMPRESSOR_FORMAT_RAW, 0 }, { "/converter-output-stream/corruption/raw-9", G_ZLIB_COMPRESSOR_FORMAT_RAW, 9 }, }; CharsetTest charset_tests[] = { { "/converter-input-stream/charset/1", "UTF-8", "\303\205rr Sant\303\251", "ISO-8859-1", "\305rr Sant\351" }, { "/converter-input-stream/charset/2", "ISO-8859-1", "\305rr Sant\351", "UTF-8", "\303\205rr Sant\303\251" }, }; gint i; g_type_init (); g_test_init (&argc, &argv, NULL); g_test_add_func ("/converter-input-stream/expander", test_expander); g_test_add_func ("/converter-input-stream/compressor", test_compressor); for (i = 0; i < G_N_ELEMENTS (compressor_tests); i++) g_test_add_data_func (compressor_tests[i].path, &compressor_tests[i], test_roundtrip); for (i = 0; i < G_N_ELEMENTS (charset_tests); i++) g_test_add_data_func (charset_tests[i].path, &charset_tests[i], test_charset); return g_test_run(); }