In former commits, container module gets supports of parser/builder for several types of file format. This commit adds a unit test for them. This includes positive test cases only. The test cases actually generate I/O to file systems for many test cases. It takes a long time to finish.
Signed-off-by: Takashi Sakamoto o-takashi@sakamocchi.jp --- axfer/Makefile.am | 3 +- axfer/test/Makefile.am | 15 +++ axfer/test/container-test.c | 299 ++++++++++++++++++++++++++++++++++++++++++++ axfer/test/generator.c | 260 ++++++++++++++++++++++++++++++++++++++ axfer/test/generator.h | 47 +++++++ configure.ac | 3 +- 6 files changed, 625 insertions(+), 2 deletions(-) create mode 100644 axfer/test/Makefile.am create mode 100644 axfer/test/container-test.c create mode 100644 axfer/test/generator.c create mode 100644 axfer/test/generator.h
diff --git a/axfer/Makefile.am b/axfer/Makefile.am index f1ec1d1d..55fcf716 100644 --- a/axfer/Makefile.am +++ b/axfer/Makefile.am @@ -6,7 +6,8 @@ AM_CPPFLAGS = \ -I$(top_srcdir)/include
# Unit tests. -SUBDIRS = +SUBDIRS = \ + test
LIBRT = @LIBRT@ LDADD = \ diff --git a/axfer/test/Makefile.am b/axfer/test/Makefile.am new file mode 100644 index 00000000..66b30ef8 --- /dev/null +++ b/axfer/test/Makefile.am @@ -0,0 +1,15 @@ +TESTS = \ + container-test + +check_PROGRAMS = \ + container-test + +container_test_SOURCES = \ + ../container.h \ + ../container.c \ + ../container-riff-wave.c \ + ../container-au.c \ + ../container-voc.c \ + ../container-raw.c \ + generator.c \ + container-test.c diff --git a/axfer/test/container-test.c b/axfer/test/container-test.c new file mode 100644 index 00000000..2c32c0fd --- /dev/null +++ b/axfer/test/container-test.c @@ -0,0 +1,299 @@ +/* + * container-io.c - a unit test for parser/builder of supported containers. + * + * Copyright (c) 2017 Takashi Sakamoto o-takashi@sakamocchi.jp + * + * Licensed under the terms of the GNU General Public License, version 2. + */ + +#include "../container.h" +#include "../misc.h" + +#include "generator.h" + +#include <stdlib.h> +#include <unistd.h> +#include <stdbool.h> + +#include <assert.h> + +struct container_trial { + enum container_format format; + + struct container_context cntr; + bool verbose; +}; + +static void test_builder(struct container_context *cntr, + enum container_format format, const char *const name, + snd_pcm_access_t access, + snd_pcm_format_t sample_format, + unsigned int samples_per_frame, + unsigned int frames_per_second, + void *frame_buffer, unsigned int frame_count, + bool verbose) +{ + snd_pcm_format_t sample; + unsigned int channels; + unsigned int rate; + uint64_t max_frame_count; + unsigned int handled_frame_count; + uint64_t total_frame_count; + int err; + + err = container_builder_init(cntr, name, format, verbose); + assert(err == 0); + + sample = sample_format; + channels = samples_per_frame; + rate = frames_per_second; + max_frame_count = 0; + err = container_context_pre_process(cntr, &sample, &channels, &rate, + &max_frame_count); + assert(err == 0); + assert(sample == sample_format); + assert(channels == samples_per_frame); + assert(rate == frames_per_second); + assert(max_frame_count > 0); + + handled_frame_count = frame_count; + err = container_context_process_frames(cntr, frame_buffer, + &handled_frame_count); + assert(err == 0); + assert(handled_frame_count > 0); + assert(handled_frame_count <= frame_count); + + total_frame_count = 0; + err = container_context_post_process(cntr, &total_frame_count); + assert(err == 0); + assert(total_frame_count == frame_count); + + container_context_destroy(cntr); +} + +static void test_parser(struct container_context *cntr, + enum container_format format, const char *const name, + snd_pcm_access_t access, snd_pcm_format_t sample_format, + unsigned int samples_per_frame, + unsigned int frames_per_second, + void *frame_buffer, unsigned int frame_count, + bool verbose) +{ + snd_pcm_format_t sample; + unsigned int channels; + unsigned int rate; + uint64_t total_frame_count; + unsigned int handled_frame_count; + int err; + + err = container_parser_init(cntr, name, verbose); + assert(err == 0); + + sample = sample_format; + channels = samples_per_frame; + rate = frames_per_second; + total_frame_count = 0; + err = container_context_pre_process(cntr, &sample, &channels, &rate, + &total_frame_count); + assert(err == 0); + assert(sample == sample_format); + assert(channels == samples_per_frame); + assert(rate == frames_per_second); + assert(total_frame_count == frame_count); + + handled_frame_count = total_frame_count; + err = container_context_process_frames(cntr, frame_buffer, + &handled_frame_count); + assert(err == 0); + assert(handled_frame_count == frame_count); + + total_frame_count = 0; + err = container_context_post_process(cntr, &total_frame_count); + assert(err == 0); + assert(total_frame_count == handled_frame_count); + + container_context_destroy(cntr); +} + +static int callback(struct test_generator *gen, snd_pcm_access_t access, + snd_pcm_format_t sample_format, + unsigned int samples_per_frame, void *frame_buffer, + unsigned int frame_count) +{ + static const unsigned int entries[] = { + [0] = 44100, + [1] = 48000, + [2] = 88200, + [3] = 96000, + [4] = 176400, + [5] = 192000, + }; + struct container_trial *trial = gen->private_data; + unsigned int frames_per_second; + const char *const name = "hoge"; + unsigned int size; + void *buf; + int i; + int err = 0; + + size = frame_count * samples_per_frame * + snd_pcm_format_physical_width(sample_format) / 8; + buf = malloc(size); + if (buf == NULL) + return -ENOMEM; + + /* Remove a result of a previous trial. */ + unlink(name); + + for (i = 0; i < ARRAY_SIZE(entries); ++i) { + frames_per_second = entries[i]; + + test_builder(&trial->cntr, trial->format, name, access, + sample_format, samples_per_frame, + frames_per_second, frame_buffer, frame_count, + trial->verbose); + + test_parser(&trial->cntr, trial->format, name, access, + sample_format, samples_per_frame, frames_per_second, + buf, frame_count, trial->verbose); + + err = memcmp(buf, frame_buffer, size); + assert(err == 0); + + unlink(name); + } + + free(buf); + + return 0; +} + +int main(int argc, const char *argv[]) +{ + static const uint64_t sample_format_masks[] = { + [CONTAINER_FORMAT_RIFF_WAVE] = + (1ul << SND_PCM_FORMAT_U8) | + (1ul << SND_PCM_FORMAT_S16_LE) | + (1ul << SND_PCM_FORMAT_S16_BE) | + (1ul << SND_PCM_FORMAT_S24_LE) | + (1ul << SND_PCM_FORMAT_S24_BE) | + (1ul << SND_PCM_FORMAT_S32_LE) | + (1ul << SND_PCM_FORMAT_S32_BE) | + (1ul << SND_PCM_FORMAT_FLOAT_LE) | + (1ul << SND_PCM_FORMAT_FLOAT_BE) | + (1ul << SND_PCM_FORMAT_FLOAT64_LE) | + (1ul << SND_PCM_FORMAT_FLOAT64_BE) | + (1ul << SND_PCM_FORMAT_MU_LAW) | + (1ul << SND_PCM_FORMAT_A_LAW) | + (1ul << SND_PCM_FORMAT_S24_3LE) | + (1ul << SND_PCM_FORMAT_S24_3BE) | + (1ul << SND_PCM_FORMAT_S20_3LE) | + (1ul << SND_PCM_FORMAT_S20_3BE) | + (1ul << SND_PCM_FORMAT_S18_3LE) | + (1ul << SND_PCM_FORMAT_S18_3BE), + [CONTAINER_FORMAT_AU] = + (1ul << SND_PCM_FORMAT_S8) | + (1ul << SND_PCM_FORMAT_S16_BE) | + (1ul << SND_PCM_FORMAT_S32_BE) | + (1ul << SND_PCM_FORMAT_FLOAT_BE) | + (1ul << SND_PCM_FORMAT_FLOAT64_BE) | + (1ul << SND_PCM_FORMAT_MU_LAW) | + (1ul << SND_PCM_FORMAT_A_LAW), + [CONTAINER_FORMAT_VOC] = + (1ul << SND_PCM_FORMAT_U8) | + (1ul << SND_PCM_FORMAT_S16_LE) | + (1ul << SND_PCM_FORMAT_MU_LAW) | + (1ul << SND_PCM_FORMAT_A_LAW), + [CONTAINER_FORMAT_RAW] = + (1ul << SND_PCM_FORMAT_S8) | + (1ul << SND_PCM_FORMAT_U8) | + (1ul << SND_PCM_FORMAT_S16_LE) | + (1ul << SND_PCM_FORMAT_S16_BE) | + (1ul << SND_PCM_FORMAT_U16_LE) | + (1ul << SND_PCM_FORMAT_U16_BE) | + (1ul << SND_PCM_FORMAT_S24_LE) | + (1ul << SND_PCM_FORMAT_S24_BE) | + (1ul << SND_PCM_FORMAT_U24_LE) | + (1ul << SND_PCM_FORMAT_U24_BE) | + (1ul << SND_PCM_FORMAT_S32_LE) | + (1ul << SND_PCM_FORMAT_S32_BE) | + (1ul << SND_PCM_FORMAT_U32_LE) | + (1ul << SND_PCM_FORMAT_U32_BE) | + (1ul << SND_PCM_FORMAT_FLOAT_LE) | + (1ul << SND_PCM_FORMAT_FLOAT_BE) | + (1ul << SND_PCM_FORMAT_FLOAT64_LE) | + (1ul << SND_PCM_FORMAT_FLOAT64_BE) | + (1ul << SND_PCM_FORMAT_IEC958_SUBFRAME_LE) | + (1ul << SND_PCM_FORMAT_IEC958_SUBFRAME_BE) | + (1ul << SND_PCM_FORMAT_MU_LAW) | + (1ul << SND_PCM_FORMAT_A_LAW) | + (1ul << SND_PCM_FORMAT_S24_3LE) | + (1ul << SND_PCM_FORMAT_S24_3BE) | + (1ul << SND_PCM_FORMAT_U24_3LE) | + (1ul << SND_PCM_FORMAT_U24_3BE) | + (1ul << SND_PCM_FORMAT_S20_3LE) | + (1ul << SND_PCM_FORMAT_S20_3BE) | + (1ul << SND_PCM_FORMAT_U20_3LE) | + (1ul << SND_PCM_FORMAT_U20_3BE) | + (1ul << SND_PCM_FORMAT_S18_3LE) | + (1ul << SND_PCM_FORMAT_S18_3BE) | + (1ul << SND_PCM_FORMAT_U18_3LE) | + (1ul << SND_PCM_FORMAT_U18_3BE) | + (1ul << SND_PCM_FORMAT_DSD_U8) | + (1ul << SND_PCM_FORMAT_DSD_U16_LE) | + (1ul << SND_PCM_FORMAT_DSD_U32_LE) | + (1ul << SND_PCM_FORMAT_DSD_U16_BE) | + (1ul << SND_PCM_FORMAT_DSD_U32_BE), + }; + static const uint64_t access_mask = + (1ul << SND_PCM_ACCESS_MMAP_INTERLEAVED) | + (1ul << SND_PCM_ACCESS_RW_INTERLEAVED); + struct test_generator gen = {0}; + struct container_trial *trial; + int i; + int begin; + int end; + bool verbose; + int err; + + if (argc > 1) { + char *term; + begin = strtol(argv[1], &term, 10); + if (errno || *term != '\0') + return EXIT_FAILURE; + if (begin < CONTAINER_FORMAT_RIFF_WAVE && + begin > CONTAINER_FORMAT_RAW) + return -EXIT_FAILURE; + end = begin + 1; + verbose = true; + } else { + begin = CONTAINER_FORMAT_RIFF_WAVE; + end = CONTAINER_FORMAT_RAW + 1; + verbose = false; + } + + for (i = begin; i < end; ++i) { + err = generator_context_init(&gen, access_mask, + sample_format_masks[i], + 1, 128, 23, 4500, 1024, + sizeof(struct container_trial)); + if (err >= 0) { + trial = gen.private_data; + trial->format = i; + trial->verbose = verbose; + err = generator_context_run(&gen, callback); + } + + generator_context_destroy(&gen); + + if (err < 0) + break; + } + + if (err < 0) { + printf("%s\n", strerror(-err)); + return EXIT_FAILURE; + } + + return EXIT_SUCCESS; +} diff --git a/axfer/test/generator.c b/axfer/test/generator.c new file mode 100644 index 00000000..c26e1701 --- /dev/null +++ b/axfer/test/generator.c @@ -0,0 +1,260 @@ +/* + * allocator.h - a header of a generator for test with buffers of PCM frames. + * + * Copyright (c) 2017 Takashi Sakamoto o-takashi@sakamocchi.jp + * + * Licensed under the terms of the GNU General Public License, version 2. + */ + +#include "generator.h" + +#include <stdlib.h> + +#include <sys/types.h> +#include <sys/stat.h> +#include <fcntl.h> + +#include <unistd.h> + +int generator_context_init(struct test_generator *gen, + uint64_t access_mask, uint64_t sample_format_mask, + unsigned int min_samples_per_frame, + unsigned int max_samples_per_frame, + unsigned int min_frame_count, + unsigned int max_frame_count, + unsigned int step_frame_count, + unsigned int private_size) +{ + gen->fd = open("/dev/urandom", O_RDONLY); + if (gen->fd < 0) + return -errno; + + gen->private_data = malloc(private_size); + if (gen->private_data == NULL) + return -ENOMEM; + memset(gen->private_data, 0, private_size); + + gen->access_mask = access_mask; + gen->sample_format_mask = sample_format_mask; + gen->min_samples_per_frame = min_samples_per_frame; + gen->max_samples_per_frame = max_samples_per_frame; + gen->min_frame_count = min_frame_count; + gen->max_frame_count = max_frame_count; + gen->step_frame_count = step_frame_count; + + return 0; +} + +static void *allocate_buf(snd_pcm_access_t access, + snd_pcm_format_t sample_format, + unsigned int samples_per_frame, + unsigned int frame_count) +{ + unsigned int bytes_per_sample; + + bytes_per_sample = snd_pcm_format_physical_width(sample_format) / 8; + + return calloc(samples_per_frame * frame_count, bytes_per_sample); +} + +static void *allocate_vector(snd_pcm_access_t access, + snd_pcm_format_t sample_format, + unsigned int samples_per_frame, + unsigned int frame_count) +{ + unsigned int bytes_per_sample; + char **bufs; + int i; + + bytes_per_sample = snd_pcm_format_physical_width(sample_format) / 8; + + bufs = calloc(samples_per_frame, sizeof(char *)); + if (bufs == NULL) + return NULL; + + for (i = 0; i < samples_per_frame; ++i) { + bufs[i] = calloc(frame_count, bytes_per_sample); + if (bufs[i] == NULL) { + for (; i >= 0; --i) + free(bufs[i]); + free(bufs); + return NULL; + } + } + + return bufs; +} + +static int fill_buf(int fd, void *frame_buffer, snd_pcm_access_t access, + snd_pcm_format_t sample_format, + unsigned int samples_per_frame, unsigned int frame_count) +{ + unsigned int size; + int len; + + size = snd_pcm_format_physical_width(sample_format) / 8 * + samples_per_frame * frame_count; + while (size > 0) { + len = read(fd, frame_buffer, size); + if (len < 0) + return len; + size -= len; + } + + return 0; +} + +static int fill_vector(int fd, void *frame_buffer, snd_pcm_access_t access, + snd_pcm_format_t sample_format, + unsigned int samples_per_frame, unsigned int frame_count) +{ + char **bufs = frame_buffer; + unsigned int size; + int len; + int i; + + for (i = 0; i < samples_per_frame; ++i) { + size = frame_count * + snd_pcm_format_physical_width(sample_format) / 8; + + while (size > 0) { + len = read(fd, bufs[i], size); + if (len < 0) + return len; + size -= len; + } + } + + return 0; +} + +static void deallocate_buf(void *frame_buffer, unsigned int samples_per_frame) +{ + free(frame_buffer); +} + +static void deallocate_vector(void *frame_buffer, + unsigned int samples_per_frame) +{ + char **bufs = frame_buffer; + int i; + + for (i = 0; i < samples_per_frame; ++i) + free(bufs[i]); + + free(bufs); +} + +static int test_frame_count(struct test_generator *gen, + snd_pcm_access_t access, + snd_pcm_format_t sample_format, + unsigned int samples_per_frame) +{ + void *(*allocator)(snd_pcm_access_t access, + snd_pcm_format_t sample_format, + unsigned int samples_per_frame, + unsigned int frame_count); + int (*fill)(int fd, void *frame_buffer, snd_pcm_access_t access, + snd_pcm_format_t sample_format, + unsigned int samples_per_frame, unsigned int frame_count); + void (*deallocator)(void *frame_buffer, unsigned int samples_per_frame); + void *frame_buffer; + int i; + int err = 0; + + if (access != SND_PCM_ACCESS_RW_NONINTERLEAVED) { + allocator = allocate_buf; + fill = fill_buf; + deallocator = deallocate_buf; + } else { + allocator = allocate_vector; + fill = fill_vector; + deallocator = deallocate_vector; + } + + frame_buffer = allocator(access, sample_format, samples_per_frame, + gen->max_frame_count); + if (frame_buffer == NULL) + return -ENOMEM; + + err = fill(gen->fd, frame_buffer, access, sample_format, + samples_per_frame, gen->max_frame_count); + if (err < 0) + goto end; + + + for (i = gen->min_frame_count; + i <= gen->max_frame_count; i += gen->step_frame_count) { + err = gen->cb(gen, access ,sample_format, samples_per_frame, + frame_buffer, i); + if (err < 0) + break; + } +end: + deallocator(frame_buffer, samples_per_frame); + + return err; +} + +static int test_samples_per_frame(struct test_generator *gen, + snd_pcm_access_t access, + snd_pcm_format_t sample_format) +{ + int i; + int err = 0; + + for (i = gen->min_samples_per_frame; + i <= gen->max_samples_per_frame; ++i) { + err = test_frame_count(gen, access, sample_format, i); + if (err < 0) + break; + } + + return err; +} + +static int test_sample_format(struct test_generator *gen, + snd_pcm_access_t access) +{ + int i; + int err = 0; + + for (i = 0; i <= SND_PCM_FORMAT_LAST; ++i) { + if (!((1ul << i) & gen->sample_format_mask)) + continue; + + err = test_samples_per_frame(gen, access, i); + if (err < 0) + break; + } + + return err; +} + +static int test_access(struct test_generator *gen) +{ + int i; + int err = 0; + + for (i = 0; i <= SND_PCM_ACCESS_LAST; ++i) { + if (!((1ul << i) & gen->access_mask)) + continue; + + err = test_sample_format(gen, i); + if (err < 0) + break; + } + return err; +} + +int generator_context_run(struct test_generator *gen, generator_cb_t cb) +{ + gen->cb = cb; + return test_access(gen); +} + +void generator_context_destroy(struct test_generator *gen) +{ + free(gen->private_data); + close(gen->fd); +} diff --git a/axfer/test/generator.h b/axfer/test/generator.h new file mode 100644 index 00000000..145356de --- /dev/null +++ b/axfer/test/generator.h @@ -0,0 +1,47 @@ +/* + * generator.c - a generator for test with buffers of PCM frames. + * + * Copyright (c) 2017 Takashi Sakamoto o-takashi@sakamocchi.jp + * + * Licensed under the terms of the GNU General Public License, version 2. + */ + +#ifndef __ALSA_UTILS_AXFER_TEST_GENERATOR__H_ +#define __ALSA_UTILS_AXFER_TEST_GENERATOR__H_ + +#include <stdint.h> +#include <alsa/asoundlib.h> + +struct test_generator; +typedef int (*generator_cb_t)(struct test_generator *gen, + snd_pcm_access_t access, + snd_pcm_format_t sample_format, + unsigned int samples_per_frame, + void *frame_buffer, unsigned int frame_count); + +struct test_generator { + int fd; + uint64_t access_mask; + uint64_t sample_format_mask; + unsigned int min_samples_per_frame; + unsigned int max_samples_per_frame; + unsigned int min_frame_count; + unsigned int max_frame_count; + unsigned int step_frame_count; + + generator_cb_t cb; + void *private_data; +}; + +int generator_context_init(struct test_generator *gen, + uint64_t access_mask, uint64_t sample_format_mask, + unsigned int min_samples_per_frame, + unsigned int max_samples_per_frame, + unsigned int min_frame_count, + unsigned int max_frame_count, + unsigned int step_frame_count, + unsigned int private_size); +int generator_context_run(struct test_generator *gen, generator_cb_t cb); +void generator_context_destroy(struct test_generator *gen); + +#endif diff --git a/configure.ac b/configure.ac index 41fac0cb..bcc180b1 100644 --- a/configure.ac +++ b/configure.ac @@ -426,4 +426,5 @@ AC_OUTPUT(Makefile alsactl/Makefile alsactl/init/Makefile \ utils/alsa-utils.spec seq/Makefile seq/aconnect/Makefile \ seq/aplaymidi/Makefile seq/aseqdump/Makefile seq/aseqnet/Makefile \ speaker-test/Makefile speaker-test/samples/Makefile \ - alsaloop/Makefile alsa-info/Makefile axfer/Makefile) + alsaloop/Makefile alsa-info/Makefile \ + axfer/Makefile axfer/test/Makefile)