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283 lines
7.4 KiB
283 lines
7.4 KiB
/*
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* Copyright © 2019 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*/
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#include <sys/wait.h>
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#include <string.h>
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#include <stdlib.h>
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#include "drmtest.h"
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#include "igt_tests_common.h"
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IGT_TEST_DESCRIPTION("the top level description");
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static void fake_main(int argc, char **argv) {
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igt_subtest_init(argc, argv);
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igt_describe("Basic A");
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igt_subtest("A")
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;
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igt_fixture
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printf("should not be executed!\n");
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igt_describe("Group with B, C & D");
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igt_subtest_group {
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igt_describe("Basic B");
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igt_subtest("B")
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;
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if (!igt_only_list_subtests())
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printf("should not be executed!\n");
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igt_describe("Group with C & D");
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igt_subtest_group {
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igt_describe("Basic C");
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igt_subtest("C")
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printf("should not be executed!\n");
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// NO DOC
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igt_subtest("D")
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;
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}
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}
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// NO DOC
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igt_subtest_group {
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// NO DOC
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igt_subtest("E")
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;
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}
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// NO DOC
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igt_subtest("F")
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;
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igt_describe("this description should be so long that it wraps itself nicely in the terminal "
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"this description should be so long that it wraps itself nicely in the terminal "
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"this description should be so long that it wraps itself nicely in the terminal "
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"this description should be so long that it wraps itself nicely in the terminal "
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"this description should be so long that it wraps itself nicely in the terminal "
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"this description should be so long that it wraps itself nicely in the terminal");
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igt_subtest("G")
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;
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igt_describe("verylongwordthatshoudlbeprintedeventhoughitspastthewrppinglimit"
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"verylongwordthatshoudlbeprintedeventhoughitspastthewrappinglimit "
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"verylongwordthatshoudlbeprintedeventhoughitspastthewrappinglimit"
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"verylongwordthatshoudlbeprintedeventhoughitspastthewrappinglimit");
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igt_subtest("F")
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;
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igt_exit();
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}
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static const char DESCRIBE_ALL_OUTPUT[] = \
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"the top level description\n"
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"\n"
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"SUB A ../lib/tests/igt_describe.c:36:\n"
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" Basic A\n"
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"\n"
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"SUB B ../lib/tests/igt_describe.c:45:\n"
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" Group with B, C & D\n"
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"\n"
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" Basic B\n"
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"\n"
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"SUB C ../lib/tests/igt_describe.c:54:\n"
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" Group with B, C & D\n"
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"\n"
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" Group with C & D\n"
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"\n"
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" Basic C\n"
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"\n"
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"SUB D ../lib/tests/igt_describe.c:58:\n"
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" Group with B, C & D\n"
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"\n"
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" Group with C & D\n"
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"\n"
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"SUB E ../lib/tests/igt_describe.c:66:\n"
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" NO DOCUMENTATION!\n"
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"\n"
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"SUB F ../lib/tests/igt_describe.c:71:\n"
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" NO DOCUMENTATION!\n"
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"\n"
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"SUB G ../lib/tests/igt_describe.c:80:\n"
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" this description should be so long that it wraps itself nicely in the terminal this\n"
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" description should be so long that it wraps itself nicely in the terminal this description\n"
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" should be so long that it wraps itself nicely in the terminal this description should be so\n"
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" long that it wraps itself nicely in the terminal this description should be so long that it\n"
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" wraps itself nicely in the terminal this description should be so long that it wraps itself\n"
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" nicely in the terminal\n"
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"\n"
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"SUB F ../lib/tests/igt_describe.c:87:\n"
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" verylongwordthatshoudlbeprintedeventhoughitspastthewrppinglimitverylongwordthatshoudlbeprintedeventhoughitspastthewrappinglimit\n"
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" verylongwordthatshoudlbeprintedeventhoughitspastthewrappinglimitverylongwordthatshoudlbeprintedeventhoughitspastthewrappinglimit\n\n";
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static const char JUST_C_OUTPUT[] = \
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"the top level description\n"
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"\n"
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"SUB C ../lib/tests/igt_describe.c:54:\n"
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" Group with B, C & D\n"
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"\n"
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" Group with C & D\n"
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"\n"
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" Basic C\n"
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"\n";
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static void assert_pipe_empty(int fd)
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{
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char buf[5];
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internal_assert(0 == read(fd, buf, sizeof(buf)));
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}
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static void read_whole_pipe(int fd, char *buf, size_t buflen)
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{
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ssize_t readlen;
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off_t offset;
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offset = 0;
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while ((readlen = read(fd, buf+offset, buflen-offset))) {
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if (readlen == -1) {
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if (errno == EINTR) {
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continue;
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} else {
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printf("read failed with %s\n", strerror(errno));
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exit(1);
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}
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}
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internal_assert(readlen != -1);
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offset += readlen;
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}
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}
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static pid_t do_fork(int argc, char **argv, int *out, int *err)
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{
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int outfd[2], errfd[2];
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pid_t pid;
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internal_assert(pipe(outfd) != -1);
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internal_assert(pipe(errfd) != -1);
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pid = fork();
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internal_assert(pid != -1);
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if (pid == 0) {
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while (dup2(outfd[1], STDOUT_FILENO) == -1 && errno == EINTR) {}
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while (dup2(errfd[1], STDERR_FILENO) == -1 && errno == EINTR) {}
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close(outfd[0]);
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close(outfd[1]);
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close(errfd[0]);
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close(errfd[1]);
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fake_main(argc, argv);
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exit(-1);
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} else {
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/* close the writing ends */
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close(outfd[1]);
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close(errfd[1]);
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*out = outfd[0];
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*err = errfd[0];
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return pid;
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}
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}
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static int _wait(pid_t pid, int *status) {
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int ret;
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do {
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ret = waitpid(pid, status, 0);
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} while (ret == -1 && errno == EINTR);
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return ret;
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}
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int main(int argc, char **argv)
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{
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char prog[] = "igt_describe";
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int status;
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int outfd, errfd;
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/* describe all subtest */ {
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static char out[4096];
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char arg[] = "--describe";
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char *fake_argv[] = {prog, arg};
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int fake_argc = ARRAY_SIZE(fake_argv);
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pid_t pid = do_fork(fake_argc, fake_argv, &outfd, &errfd);
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read_whole_pipe(outfd, out, sizeof(out));
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assert_pipe_empty(errfd);
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internal_assert(_wait(pid, &status) != -1);
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internal_assert(WIFEXITED(status));
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internal_assert(WEXITSTATUS(status) == IGT_EXIT_SUCCESS);
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internal_assert(0 == strcmp(DESCRIBE_ALL_OUTPUT, out));
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close(outfd);
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close(errfd);
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}
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/* describe C using a pattern */ {
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static char out[4096];
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char arg[] = "--describe=C";
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char *fake_argv[] = {prog, arg};
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int fake_argc = ARRAY_SIZE(fake_argv);
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pid_t pid = do_fork(fake_argc, fake_argv, &outfd, &errfd);
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read_whole_pipe(outfd, out, sizeof(out));
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assert_pipe_empty(errfd);
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internal_assert(_wait(pid, &status) != -1);
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internal_assert(WIFEXITED(status));
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internal_assert(WEXITSTATUS(status) == IGT_EXIT_SUCCESS);
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internal_assert(0 == strcmp(JUST_C_OUTPUT, out));
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close(outfd);
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close(errfd);
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}
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/* fail describing with a bad pattern */ {
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static char err[4096];
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char arg[] = "--describe=Z";
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char *fake_argv[] = {prog, arg};
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int fake_argc = ARRAY_SIZE(fake_argv);
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pid_t pid = do_fork(fake_argc, fake_argv, &outfd, &errfd);
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read_whole_pipe(errfd, err, sizeof(err));
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internal_assert(_wait(pid, &status) != -1);
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internal_assert(WIFEXITED(status));
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internal_assert(WEXITSTATUS(status) == IGT_EXIT_INVALID);
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internal_assert(strstr(err, "Unknown subtest: Z"));
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close(outfd);
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close(errfd);
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}
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return 0;
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}
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