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Add tests for local GIOStream GFile ops
This commit is contained in:
Alexander Larsson
parent
14d58d51a3
commit
ed08218565
@ -19,6 +19,7 @@ progs_ldadd = \
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TEST_PROGS += \
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memory-input-stream \
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memory-output-stream \
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readwrite \
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g-file \
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g-file-info \
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data-input-stream \
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@ -44,6 +45,9 @@ memory_output_stream_LDADD = $(progs_ldadd)
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g_file_SOURCES = g-file.c
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g_file_LDADD = $(progs_ldadd)
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readwrite_SOURCES = readwrite.c
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readwrite_LDADD = $(progs_ldadd)
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g_file_info_SOURCES = g-file-info.c
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g_file_info_LDADD = $(progs_ldadd)
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293
gio/tests/readwrite.c
Normal file
293
gio/tests/readwrite.c
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@ -0,0 +1,293 @@
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#include <glib/glib.h>
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#include <glib/gstdio.h>
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#include <gio/gio.h>
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#include <unistd.h>
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#include <string.h>
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static char *original_data = "This is some test data that we can put in a file...";
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static char *new_data = "new data..";
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static void
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verify_pos (GIOStream *iostream, goffset expected_pos)
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{
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goffset pos;
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pos = g_seekable_tell (G_SEEKABLE (iostream));
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g_assert_cmpint (pos, ==, expected_pos);
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pos = g_seekable_tell (G_SEEKABLE (g_io_stream_get_input_stream (iostream)));
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g_assert_cmpint (pos, ==, expected_pos);
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pos = g_seekable_tell (G_SEEKABLE (g_io_stream_get_output_stream (iostream)));
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g_assert_cmpint (pos, ==, expected_pos);
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}
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static void
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verify_iostream (GFileIOStream *file_iostream)
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{
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gboolean res;
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GIOStream *iostream;
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GError *error;
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GInputStream *in;
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GOutputStream *out;
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char buffer[1024];
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gsize n_bytes;
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char *modified_data;
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iostream = G_IO_STREAM (file_iostream);
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verify_pos (iostream, 0);
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in = g_io_stream_get_input_stream (iostream);
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out = g_io_stream_get_output_stream (iostream);
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res = g_input_stream_read_all (in, buffer, 20, &n_bytes, NULL, NULL);
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g_assert (res);
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g_assert_cmpint ((int)n_bytes, ==, 20);
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g_assert (memcmp (buffer, original_data, 20) == 0);
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verify_pos (iostream, 20);
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res = g_seekable_seek (G_SEEKABLE (iostream),
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-10, G_SEEK_END,
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NULL, NULL);
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g_assert (res);
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verify_pos (iostream, strlen (original_data) - 10);
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res = g_input_stream_read_all (in, buffer, 20, &n_bytes, NULL, NULL);
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g_assert (res);
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g_assert_cmpint ((int)n_bytes, ==, 10);
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g_assert (memcmp (buffer, original_data + strlen (original_data) - 10, 10) == 0);
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verify_pos (iostream, strlen (original_data));
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res = g_seekable_seek (G_SEEKABLE (iostream),
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10, G_SEEK_SET,
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NULL, NULL);
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verify_pos (iostream, 10);
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res = g_output_stream_write_all (out, new_data, strlen (new_data),
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&n_bytes, NULL, NULL);
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g_assert (res);
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g_assert_cmpint (n_bytes, ==, strlen (new_data));
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verify_pos (iostream, 10 + strlen (new_data));
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res = g_seekable_seek (G_SEEKABLE (iostream),
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0, G_SEEK_SET,
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NULL, NULL);
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g_assert (res);
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verify_pos (iostream, 0);
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res = g_input_stream_read_all (in, buffer, strlen (original_data), &n_bytes, NULL, NULL);
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g_assert (res);
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g_assert_cmpint ((int)n_bytes, ==, strlen (original_data));
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buffer[n_bytes] = 0;
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modified_data = g_strdup (original_data);
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memcpy (modified_data + 10, new_data, strlen (new_data));
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g_assert_cmpstr (buffer, ==, modified_data);
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verify_pos (iostream, strlen (original_data));
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res = g_seekable_seek (G_SEEKABLE (iostream),
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0, G_SEEK_SET,
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NULL, NULL);
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g_assert (res);
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verify_pos (iostream, 0);
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res = g_output_stream_close (out, NULL, NULL);
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g_assert (res);
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res = g_input_stream_read_all (in, buffer, 15, &n_bytes, NULL, NULL);
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g_assert (res);
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g_assert_cmpint ((int)n_bytes, ==, 15);
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g_assert (memcmp (buffer, modified_data, 15) == 0);
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error = NULL;
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res = g_output_stream_write_all (out, new_data, strlen (new_data),
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&n_bytes, NULL, &error);
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g_assert (!res);
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g_assert (error != NULL);
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g_assert (g_error_matches (error, G_IO_ERROR, G_IO_ERROR_CLOSED));
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error = NULL;
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res = g_io_stream_close (iostream, NULL, &error);
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g_assert (res && error == NULL);
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g_free (modified_data);
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}
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static void
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test_g_file_open_readwrite (void)
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{
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char *tmpfile;
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int fd;
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gboolean res;
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GFileIOStream *file_iostream;
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char *path;
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GFile *file;
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GError *error;
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fd = g_file_open_tmp ("readwrite_XXXXXX",
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&tmpfile, NULL);
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g_assert (fd != -1);
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close (fd);
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res = g_file_set_contents (tmpfile,
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original_data, -1, NULL);
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g_assert (res);
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path = g_build_filename (g_get_home_dir (), "g-a-nonexisting-file", NULL);
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file = g_file_new_for_path (path);
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g_free (path);
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error = NULL;
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file_iostream = g_file_open_readwrite (file, NULL, &error);
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g_assert (file_iostream == NULL);
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g_assert (g_error_matches (error, G_IO_ERROR, G_IO_ERROR_NOT_FOUND));
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g_error_free (error);
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g_object_unref (file);
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file = g_file_new_for_path (tmpfile);
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error = NULL;
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file_iostream = g_file_open_readwrite (file, NULL, &error);
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g_assert (file_iostream != NULL);
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verify_iostream (file_iostream);
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g_object_unref (file_iostream);
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g_unlink (tmpfile);
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g_free (tmpfile);
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}
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static void
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test_g_file_create_readwrite (void)
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{
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char *tmpfile;
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int fd;
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gboolean res;
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GFileIOStream *file_iostream;
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GOutputStream *out;
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GFile *file;
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GError *error;
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gsize n_bytes;
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fd = g_file_open_tmp ("readwrite_XXXXXX",
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&tmpfile, NULL);
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g_assert (fd != -1);
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close (fd);
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file = g_file_new_for_path (tmpfile);
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error = NULL;
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file_iostream = g_file_create_readwrite (file, 0, NULL, &error);
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g_assert (file_iostream == NULL);
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g_assert (g_error_matches (error, G_IO_ERROR, G_IO_ERROR_EXISTS));
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g_unlink (tmpfile);
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file_iostream = g_file_create_readwrite (file, 0, NULL, &error);
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g_assert (file_iostream != NULL);
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out = g_io_stream_get_output_stream (G_IO_STREAM (file_iostream));
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res = g_output_stream_write_all (out, original_data, strlen (original_data),
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&n_bytes, NULL, NULL);
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g_assert (res);
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g_assert_cmpint (n_bytes, ==, strlen (original_data));
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res = g_seekable_seek (G_SEEKABLE (file_iostream),
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0, G_SEEK_SET,
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NULL, NULL);
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g_assert (res);
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verify_iostream (file_iostream);
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g_object_unref (file_iostream);
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g_unlink (tmpfile);
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g_free (tmpfile);
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}
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static void
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test_g_file_replace_readwrite (void)
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{
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char *tmpfile, *backup, *data;
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int fd;
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gboolean res;
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GFileIOStream *file_iostream;
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GInputStream *in;
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GOutputStream *out;
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GFile *file;
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GError *error;
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char buffer[1024];
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gsize n_bytes;
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fd = g_file_open_tmp ("readwrite_XXXXXX",
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&tmpfile, NULL);
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g_assert (fd != -1);
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close (fd);
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res = g_file_set_contents (tmpfile,
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new_data, -1, NULL);
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g_assert (res);
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file = g_file_new_for_path (tmpfile);
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error = NULL;
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file_iostream = g_file_replace_readwrite (file, NULL,
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TRUE, 0, NULL, &error);
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g_assert (file_iostream != NULL);
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in = g_io_stream_get_input_stream (G_IO_STREAM (file_iostream));
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/* Ensure its empty */
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res = g_input_stream_read_all (in, buffer, sizeof buffer, &n_bytes, NULL, NULL);
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g_assert (res);
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g_assert_cmpint ((int)n_bytes, ==, 0);
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out = g_io_stream_get_output_stream (G_IO_STREAM (file_iostream));
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res = g_output_stream_write_all (out, original_data, strlen (original_data),
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&n_bytes, NULL, NULL);
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g_assert (res);
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g_assert_cmpint (n_bytes, ==, strlen (original_data));
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res = g_seekable_seek (G_SEEKABLE (file_iostream),
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0, G_SEEK_SET,
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NULL, NULL);
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g_assert (res);
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verify_iostream (file_iostream);
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g_object_unref (file_iostream);
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backup = g_strconcat (tmpfile, "~", NULL);
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res = g_file_get_contents (backup,
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&data,
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NULL, NULL);
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g_assert (res);
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g_assert_cmpstr (data, ==, new_data);
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g_free (data);
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g_unlink (backup);
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g_free (backup);
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g_unlink (tmpfile);
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g_free (tmpfile);
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}
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int
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main (int argc,
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char *argv[])
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{
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g_type_init ();
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g_test_init (&argc, &argv, NULL);
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g_test_add_func ("/readwrite/test_g_file_open_readwrite",
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test_g_file_open_readwrite);
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g_test_add_func ("/readwrite/test_g_file_create_readwrite",
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test_g_file_create_readwrite);
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g_test_add_func ("/readwrite/test_g_file_replace_readwrite",
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test_g_file_replace_readwrite);
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return g_test_run();
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}
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