1 /*-------------------------------------------------------------------------
3 * pg_regress_main --- regression test for the main backend
5 * This is a C implementation of the previous shell script for running
6 * the regression tests, and should be mostly compatible with it.
7 * Initial author of C translation: Magnus Hagander
9 * This code is released under the terms of the PostgreSQL License.
11 * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
12 * Portions Copyright (c) 1994, Regents of the University of California
14 * src/test/regress/pg_regress_main.c
16 *-------------------------------------------------------------------------
19 #include "postgres_fe.h"
21 #include "pg_regress.h"
24 * start a psql test process for specified file (including redirection),
25 * and return process ID
28 psql_start_test(const char *testname,
29 _stringlist **resultfiles,
30 _stringlist **expectfiles,
34 char infile[MAXPGPATH];
35 char outfile[MAXPGPATH];
36 char expectfile[MAXPGPATH];
37 char psql_cmd[MAXPGPATH * 3];
42 * Look for files in the output dir first, consistent with a vpath search.
43 * This is mainly to create more reasonable error messages if the file is
44 * not found. It also allows local test overrides when running pg_regress
45 * outside of the source tree.
47 snprintf(infile, sizeof(infile), "%s/sql/%s.sql",
49 if (!file_exists(infile))
50 snprintf(infile, sizeof(infile), "%s/sql/%s.sql",
53 snprintf(outfile, sizeof(outfile), "%s/results/%s.out",
56 snprintf(expectfile, sizeof(expectfile), "%s/expected/%s.out",
58 if (!file_exists(expectfile))
59 snprintf(expectfile, sizeof(expectfile), "%s/expected/%s.out",
62 add_stringlist_item(resultfiles, outfile);
63 add_stringlist_item(expectfiles, expectfile);
67 offset += snprintf(psql_cmd + offset, sizeof(psql_cmd) - offset,
69 if (offset >= sizeof(psql_cmd))
71 fprintf(stderr, _("command too long\n"));
77 * Use HIDE_TABLEAM to hide different AMs to allow to use regression tests
78 * against different AMs without unnecessary differences.
80 offset += snprintf(psql_cmd + offset, sizeof(psql_cmd) - offset,
81 "\"%s%spsql\" -X -a -q -d \"%s\" -v %s < \"%s\" > \"%s\" 2>&1",
85 "HIDE_TABLEAM=\"on\"",
88 if (offset >= sizeof(psql_cmd))
90 fprintf(stderr, _("command too long\n"));
94 appnameenv = psprintf("PGAPPNAME=pg_regress/%s", testname);
97 pid = spawn_process(psql_cmd);
99 if (pid == INVALID_PID)
101 fprintf(stderr, _("could not start process for test %s\n"),
106 unsetenv("PGAPPNAME");
113 psql_init(int argc, char **argv)
115 /* set default regression database name */
116 add_stringlist_item(&dblist, "regression");
120 main(int argc, char *argv[])
122 return regression_main(argc, argv, psql_init, psql_start_test);