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Diffstat (limited to '')
| -rw-r--r-- | src/lib/test-iostream-temp.c | 150 |
1 files changed, 150 insertions, 0 deletions
diff --git a/src/lib/test-iostream-temp.c b/src/lib/test-iostream-temp.c new file mode 100644 index 0000000..cfb8658 --- /dev/null +++ b/src/lib/test-iostream-temp.c @@ -0,0 +1,150 @@ +/* Copyright (c) 2016-2018 Dovecot authors, see the included COPYING file */ + +#include "test-lib.h" +#include "istream.h" +#include "ostream.h" +#include "iostream-temp.h" + +#include <unistd.h> +#include <fcntl.h> + +static void test_iostream_temp_create_sized_memory(void) +{ + struct ostream *output; + + test_begin("iostream_temp_create_sized() memory"); + output = iostream_temp_create_sized(".intentional-nonexistent-error/", 0, "test", 4); + test_assert(o_stream_send(output, "123", 3) == 3); + test_assert(output->offset == 3); + test_assert(o_stream_send(output, "4", 1) == 1); + test_assert(output->offset == 4); + test_assert(o_stream_get_fd(output) == -1); + + /* now we'll try to switch to writing to a file, but it'll fail */ + test_expect_error_string("safe_mkstemp"); + test_assert(o_stream_send(output, "5", 1) == 1); + test_expect_no_more_errors(); + + test_assert(o_stream_get_fd(output) == -1); + o_stream_destroy(&output); + test_end(); +} + +static void test_iostream_temp_create_sized_disk(void) +{ + struct ostream *output; + + test_begin("iostream_temp_create_sized() disk"); + output = iostream_temp_create_sized(".", 0, "test", 4); + test_assert(o_stream_send(output, "123", 3) == 3); + test_assert(output->offset == 3); + test_assert(o_stream_send(output, "4", 1) == 1); + test_assert(output->offset == 4); + test_assert(o_stream_get_fd(output) == -1); + test_assert(o_stream_send(output, "5", 1) == 1); + test_assert(output->offset == 5); + test_assert(o_stream_get_fd(output) != -1); + o_stream_destroy(&output); + test_end(); +} + +static void test_iostream_temp_create_write_error(void) +{ + struct ostream *output; + + test_begin("iostream_temp_create_sized() write error"); + output = iostream_temp_create_sized(".", 0, "test", 1); + + test_assert(o_stream_send(output, "123", 3) == 3); + test_assert(o_stream_get_fd(output) != -1); + test_assert(output->offset == 3); + test_assert(o_stream_temp_move_to_memory(output) == 0); + test_assert(o_stream_get_fd(output) == -1); + test_assert(o_stream_send(output, "45", 2) == 2); + test_assert(output->offset == 5); + + const unsigned char *data; + size_t size; + struct istream *input = iostream_temp_finish(&output, 128); + test_assert(i_stream_read_bytes(input, &data, &size, 5) == 1 && + memcmp(data, "12345", 5) == 0); + i_stream_destroy(&input); + + test_end(); +} + +static void test_iostream_temp_istream(void) +{ + struct istream *input, *input2, *temp_input; + struct ostream *output; + int fd; + + test_begin("iostream_temp istream"); + + fd = open(".temp.istream", O_RDWR | O_CREAT | O_TRUNC, 0600); + if (fd == -1) + i_fatal("create(.temp.istream) failed: %m"); + test_assert(write(fd, "foobar", 6) == 6); + test_assert(lseek(fd, 0, SEEK_SET) == 0); + + input = i_stream_create_fd_autoclose(&fd, 1024); + /* a working fd-dup */ + output = iostream_temp_create_sized(".nonexistent/", + IOSTREAM_TEMP_FLAG_TRY_FD_DUP, "test", 1); + test_assert(o_stream_send_istream(output, input) == OSTREAM_SEND_ISTREAM_RESULT_FINISHED); + test_assert(output->offset == 6); + temp_input = iostream_temp_finish(&output, 128); + test_assert(i_stream_read(temp_input) == 6); + i_stream_destroy(&temp_input); + + /* non-working fd-dup: write data before sending istream */ + i_stream_seek(input, 0); + output = iostream_temp_create_sized(".intentional-nonexistent-error/", + IOSTREAM_TEMP_FLAG_TRY_FD_DUP, "test", 4); + test_assert(o_stream_send(output, "1234", 4) == 4); + test_assert(output->offset == 4); + test_expect_error_string("safe_mkstemp"); + test_assert(o_stream_send_istream(output, input) == OSTREAM_SEND_ISTREAM_RESULT_FINISHED); + test_assert(output->offset == 10); + test_expect_no_more_errors(); + o_stream_destroy(&output); + + /* non-working fd-dup: write data after sending istream */ + i_stream_seek(input, 0); + output = iostream_temp_create_sized(".intentional-nonexistent-error/", + IOSTREAM_TEMP_FLAG_TRY_FD_DUP, "test", 4); + test_assert(o_stream_send_istream(output, input) == OSTREAM_SEND_ISTREAM_RESULT_FINISHED); + test_assert(output->offset == 6); + test_expect_error_string("safe_mkstemp"); + test_assert(o_stream_send(output, "1", 1) == 1); + test_assert(output->offset == 7); + test_expect_no_more_errors(); + o_stream_destroy(&output); + + /* non-working fd-dup: send two istreams */ + i_stream_seek(input, 0); + input2 = i_stream_create_limit(input, UOFF_T_MAX); + output = iostream_temp_create_sized(".intentional-nonexistent-error/", + IOSTREAM_TEMP_FLAG_TRY_FD_DUP, "test", 4); + test_assert(o_stream_send_istream(output, input) == OSTREAM_SEND_ISTREAM_RESULT_FINISHED); + test_assert(output->offset == 6); + test_expect_error_string("safe_mkstemp"); + test_assert(o_stream_send_istream(output, input2) == OSTREAM_SEND_ISTREAM_RESULT_FINISHED); + test_assert(output->offset == 12); + test_expect_no_more_errors(); + o_stream_destroy(&output); + i_stream_unref(&input2); + + i_stream_destroy(&input); + + i_unlink(".temp.istream"); + test_end(); +} + +void test_iostream_temp(void) +{ + test_iostream_temp_create_sized_memory(); + test_iostream_temp_create_sized_disk(); + test_iostream_temp_create_write_error(); + test_iostream_temp_istream(); +} |