Add 'make check-tests' behavior to the meson based builds

There was no easy way to run specific tests in the meson based builds.

Author: Nazir Bilal Yavuz <byavuz81@gmail.com>
Reviewed-by: Ashutosh Bapat <ashutosh.bapat.oss@gmail.com>
Reviewed-by: Jian He <jian.universality@gmail.com>
Discussion: postgr.es/m/CAExHW5tK-QqayUN0%2BN3MF5bjV6vLKDCkRuGwoDJwc7vGjwCygQ%40mail.gmail.com

meson.build

@@ -3679,11 +3679,9 @@ foreach test_dir : tests
         '--dbname', dbname,
       ] + t.get('regress_args', [])
 
-      test_selection = []
+      test_schedule = t.get('schedule', [])
-      if t.has_key('schedule')
-        test_selection += ['--schedule', t['schedule'],]
-      endif
 
+      test_selection = []
       if kind == 'isolation'
         test_selection += t.get('specs', [])
       else
@@ -3707,12 +3705,13 @@ foreach test_dir : tests
           testwrap_base,
           '--testgroup', test_group,
           '--testname', kind,
+          '--schedule', test_schedule,
+          '--tests', test_selection,
           '--',
           test_command_base,
           '--outputdir', test_output,
           '--temp-instance', test_output / 'tmp_check',
           '--port', testport.to_string(),
-          test_selection,
         ],
         suite: test_group,
         kwargs: test_kwargs,
@@ -3727,10 +3726,11 @@ foreach test_dir : tests
             testwrap_base,
             '--testgroup', test_group_running,
             '--testname', kind,
+            '--schedule', test_schedule,
+            '--tests', test_selection,
             '--',
             test_command_base,
             '--outputdir', test_output_running,
-            test_selection,
           ],
           is_parallel: t.get('runningcheck-parallel', true),
           suite: test_group_running,

src/tools/testwrap

@@ -12,6 +12,8 @@ parser.add_argument('--srcdir', help='source directory of test', type=str)
 parser.add_argument('--basedir', help='base directory of test', type=str)
 parser.add_argument('--testgroup', help='test group', type=str)
 parser.add_argument('--testname', help='test name', type=str)
+parser.add_argument('--schedule', help='schedule tests', nargs='*')
+parser.add_argument('--tests', help='tests', nargs='*')
 parser.add_argument('--skip', help='skip test (with reason)', type=str)
 parser.add_argument('--pg-test-extra', help='extra tests', type=str)
 parser.add_argument('test_command', nargs='*')
@@ -51,6 +53,14 @@ env_dict = {**os.environ,
 if "PG_TEST_EXTRA" not in env_dict and args.pg_test_extra:
     env_dict["PG_TEST_EXTRA"] = args.pg_test_extra
 
+if "TESTS" in env_dict:
+    args.test_command += env_dict["TESTS"].split()
+else:
+    if args.schedule:
+        args.test_command += ['--schedule', ' '.join(args.schedule)]
+    if args.tests:
+        args.test_command.extend(args.tests)
+
 sp = subprocess.Popen(args.test_command, env=env_dict, stdout=subprocess.PIPE)
 # Meson categorizes a passing TODO test point as bad
 # (https://github.com/mesonbuild/meson/issues/13183).  Remove the TODO