/*------------------------------------------------------------------------- * * pg_regress_main --- regression test for the main backend * * This is a C implementation of the previous shell script for running * the regression tests, and should be mostly compatible with it. * Initial author of C translation: Magnus Hagander * * This code is released under the terms of the PostgreSQL License. * * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * * src/test/regress/pg_regress_main.c * *------------------------------------------------------------------------- */ #include "postgres_fe.h" #include "pg_regress.h" /* * start a psql test process for specified file (including redirection), * and return process ID */ static PID_TYPE psql_start_test(const char *testname, _stringlist **resultfiles, _stringlist **expectfiles, _stringlist **tags) { PID_TYPE pid; char infile[MAXPGPATH]; char outfile[MAXPGPATH]; char expectfile[MAXPGPATH]; char psql_cmd[MAXPGPATH * 3]; size_t offset = 0; char *appnameenv; /* * Look for files in the output dir first, consistent with a vpath search. * This is mainly to create more reasonable error messages if the file is * not found. It also allows local test overrides when running pg_regress * outside of the source tree. */ snprintf(infile, sizeof(infile), "%s/sql/%s.sql", outputdir, testname); if (!file_exists(infile)) snprintf(infile, sizeof(infile), "%s/sql/%s.sql", inputdir, testname); snprintf(outfile, sizeof(outfile), "%s/results/%s.out", outputdir, testname); snprintf(expectfile, sizeof(expectfile), "%s/expected/%s.out", expecteddir, testname); if (!file_exists(expectfile)) snprintf(expectfile, sizeof(expectfile), "%s/expected/%s.out", inputdir, testname); add_stringlist_item(resultfiles, outfile); add_stringlist_item(expectfiles, expectfile); if (launcher) { offset += snprintf(psql_cmd + offset, sizeof(psql_cmd) - offset, "%s ", launcher); if (offset >= sizeof(psql_cmd)) { fprintf(stderr, _("command too long\n")); exit(2); } } /* * Use HIDE_TABLEAM to hide different AMs to allow to use regression tests * against different AMs without unnecessary differences. */ offset += snprintf(psql_cmd + offset, sizeof(psql_cmd) - offset, "\"%s%spsql\" -X -a -q -d \"%s\" %s < \"%s\" > \"%s\" 2>&1", bindir ? bindir : "", bindir ? "/" : "", dblist->str, "-v HIDE_TABLEAM=on -v HIDE_TOAST_COMPRESSION=on", infile, outfile); if (offset >= sizeof(psql_cmd)) { fprintf(stderr, _("command too long\n")); exit(2); } appnameenv = psprintf("pg_regress/%s", testname); setenv("PGAPPNAME", appnameenv, 1); free(appnameenv); pid = spawn_process(psql_cmd); if (pid == INVALID_PID) { fprintf(stderr, _("could not start process for test %s\n"), testname); exit(2); } unsetenv("PGAPPNAME"); return pid; } static void psql_init(int argc, char **argv) { /* set default regression database name */ add_stringlist_item(&dblist, "regression"); } int main(int argc, char *argv[]) { return regression_main(argc, argv, psql_init, psql_start_test, NULL /* no postfunc needed */ ); }