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Diffstat (limited to 'libipt/test/src/ptunit-encoder.c')
| -rw-r--r-- | libipt/test/src/ptunit-encoder.c | 237 |
1 files changed, 237 insertions, 0 deletions
diff --git a/libipt/test/src/ptunit-encoder.c b/libipt/test/src/ptunit-encoder.c new file mode 100644 index 0000000000000..215da2b7e83eb --- /dev/null +++ b/libipt/test/src/ptunit-encoder.c @@ -0,0 +1,237 @@ +/* + * Copyright (c) 2019, Intel Corporation + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * * Neither the name of Intel Corporation nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER 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 "ptunit.h" + +#include "pt_encoder.h" + +#include "intel-pt.h" + + +/* A test fixture providing a decoder operating on a small buffer. */ +struct test_fixture { + /* The encoder. */ + struct pt_encoder encoder; + + /* The configuration. */ + struct pt_config config; + + /* The buffer it operates on. */ + uint8_t buffer[24]; + + /* The test fixture initialization and finalization functions. */ + struct ptunit_result (*init)(struct test_fixture *tfix); + struct ptunit_result (*fini)(struct test_fixture *tfix); +}; + +static struct ptunit_result tfix_init(struct test_fixture *tfix) +{ + struct pt_config *config; + uint8_t *buffer; + int errcode; + + config = &tfix->config; + buffer = tfix->buffer; + + memset(buffer, 0, sizeof(tfix->buffer)); + + pt_config_init(config); + config->begin = buffer; + config->end = buffer + sizeof(tfix->buffer); + + errcode = pt_encoder_init(&tfix->encoder, config); + ptu_int_eq(errcode, 0); + + return ptu_passed(); +} + +static struct ptunit_result encoder_init_null(void) +{ + struct pt_encoder encoder; + struct pt_config config; + int errcode; + + errcode = pt_encoder_init(NULL, &config); + ptu_int_eq(errcode, -pte_invalid); + + errcode = pt_encoder_init(&encoder, NULL); + ptu_int_eq(errcode, -pte_invalid); + + return ptu_passed(); +} + +static struct ptunit_result encoder_fini_null(void) +{ + pt_encoder_fini(NULL); + + return ptu_passed(); +} + +static struct ptunit_result alloc_encoder_null(void) +{ + struct pt_encoder *encoder; + + encoder = pt_alloc_encoder(NULL); + ptu_null(encoder); + + return ptu_passed(); +} + +static struct ptunit_result free_encoder_null(void) +{ + pt_free_encoder(NULL); + + return ptu_passed(); +} + +static struct ptunit_result sync_set_null(void) +{ + int errcode; + + errcode = pt_enc_sync_set(NULL, 0ull); + ptu_int_eq(errcode, -pte_invalid); + + return ptu_passed(); +} + +static struct ptunit_result sync_set_eos(struct test_fixture *tfix) +{ + int errcode; + + errcode = pt_enc_sync_set(&tfix->encoder, sizeof(tfix->buffer) + 1); + ptu_int_eq(errcode, -pte_eos); + + return ptu_passed(); +} + +static struct ptunit_result get_offset_null(void) +{ + struct pt_encoder encoder; + uint64_t offset; + int errcode; + + errcode = pt_enc_get_offset(NULL, &offset); + ptu_int_eq(errcode, -pte_invalid); + + errcode = pt_enc_get_offset(&encoder, NULL); + ptu_int_eq(errcode, -pte_invalid); + + return ptu_passed(); +} + +static struct ptunit_result get_offset_init(struct test_fixture *tfix) +{ + uint64_t offset; + int errcode; + + errcode = pt_enc_get_offset(&tfix->encoder, &offset); + ptu_int_eq(errcode, 0); + ptu_uint_eq(offset, 0ull); + + return ptu_passed(); +} + +static struct ptunit_result sync_set_get_offset(struct test_fixture *tfix) +{ + uint64_t offset; + int errcode; + + errcode = pt_enc_sync_set(&tfix->encoder, 1ull); + ptu_int_eq(errcode, 0); + + errcode = pt_enc_get_offset(&tfix->encoder, &offset); + ptu_int_eq(errcode, 0); + ptu_uint_eq(offset, 1ull); + + return ptu_passed(); +} + +static struct ptunit_result get_config_null(void) +{ + const struct pt_config *config; + + config = pt_enc_get_config(NULL); + ptu_null(config); + + return ptu_passed(); +} + +static struct ptunit_result get_config(struct test_fixture *tfix) +{ + const struct pt_config *config; + + config = pt_enc_get_config(&tfix->encoder); + ptu_ptr(config); + + return ptu_passed(); +} + +static struct ptunit_result next_null(void) +{ + struct pt_encoder encoder; + struct pt_packet packet; + int errcode; + + errcode = pt_enc_next(NULL, &packet); + ptu_int_eq(errcode, -pte_invalid); + + errcode = pt_enc_next(&encoder, NULL); + ptu_int_eq(errcode, -pte_invalid); + + return ptu_passed(); +} + +int main(int argc, char **argv) +{ + struct test_fixture tfix; + struct ptunit_suite suite; + + tfix.init = tfix_init; + tfix.fini = NULL; + + suite = ptunit_mk_suite(argc, argv); + + ptu_run(suite, encoder_init_null); + ptu_run(suite, encoder_fini_null); + ptu_run(suite, alloc_encoder_null); + ptu_run(suite, free_encoder_null); + + ptu_run(suite, sync_set_null); + ptu_run_f(suite, sync_set_eos, tfix); + + ptu_run(suite, get_offset_null); + ptu_run_f(suite, get_offset_init, tfix); + ptu_run_f(suite, sync_set_get_offset, tfix); + + ptu_run(suite, get_config_null); + ptu_run_f(suite, get_config, tfix); + + ptu_run(suite, next_null); + + return ptunit_report(&suite); +} |