meson: disable _all_ tests when -Dtests=false

Back in 08318a2c5a, value "false" was enabled for
'-Dtests=', but various tests were not conditionalized properly. So even with
-Dtests=false -Dslow-tests=false we'd run 120 tests. Let's make this consistent.

hwdb/meson.build

@@ -36,9 +36,11 @@ endif
 ############################################################
 
 parse_hwdb_py = find_program('parse_hwdb.py')
-test('parse-hwdb',
+if want_tests != 'false'
-     parse_hwdb_py,
+        test('parse-hwdb',
-     timeout : 90)
+             parse_hwdb_py,
+             timeout : 90)
+endif
 
 ############################################################
 

meson.build

@@ -1504,9 +1504,12 @@ foreach tuple : [['myhostname', 'ENABLE_NSS_MYHOSTNAME'],
                                          'rm $DESTDIR@0@/libnss_@1@.so'
                                          .format(rootlibdir, module))
 
-                test('dlopen-nss_' + module,
+                if want_tests != 'false'
-                     test_dlopen,
+                        test('dlopen-nss_' + module,
-                     args : [nss.full_path()]) # path to dlopen must include a slash
+                             test_dlopen,
+                             # path to dlopen must include a slash
+                             args : nss.full_path())
+                endif
         endif
 endforeach
 
@@ -1747,9 +1750,12 @@ if conf.get('ENABLE_LOGIND') == 1
                         install : true,
                         install_dir : pamlibdir)
 
-                test('dlopen-pam_systemd',
+                if want_tests != 'false'
-                     test_dlopen,
+                        test('dlopen-pam_systemd',
-                     args : [pam_systemd.full_path()]) # path to dlopen must include a slash
+                             test_dlopen,
+                             # path to dlopen must include a slash
+                             args : [pam_systemd.full_path()])
+                endif
         endif
 endif
 
@@ -2436,10 +2442,12 @@ if conf.get('ENABLE_TMPFILES') == 1
                          install_dir : rootbindir)
         public_programs += exe
 
-        test('test-systemd-tmpfiles',
+        if want_tests != 'false'
-             test_systemd_tmpfiles_py,
+                test('test-systemd-tmpfiles',
-             args : exe.full_path())
+                     test_systemd_tmpfiles_py,
-        # https://github.com/mesonbuild/meson/issues/2681
+                     # https://github.com/mesonbuild/meson/issues/2681
+                     args : exe.full_path())
+        endif
 endif
 
 if conf.get('ENABLE_HWDB') == 1
@@ -2666,7 +2674,9 @@ exe = executable(
         link_with : [libsystemd],
         install : install_tests,
         install_dir : testsdir)
-test('test-libsystemd-sym', exe)
+if want_tests != 'false'
+        test('test-libsystemd-sym', exe)
+endif
 
 exe = executable(
         'test-libsystemd-static-sym',
@@ -2678,7 +2688,7 @@ exe = executable(
         build_by_default : static_libsystemd_pic,
         install : install_tests and static_libsystemd_pic,
         install_dir : testsdir)
-if static_libsystemd_pic
+if want_tests != 'false' and static_libsystemd_pic
         test('test-libsystemd-static-sym', exe)
 endif
 
@@ -2690,7 +2700,9 @@ exe = executable(
         link_with : [libudev],
         install : install_tests,
         install_dir : testsdir)
-test('test-libudev-sym', exe)
+if want_tests != 'false'
+        test('test-libudev-sym', exe)
+endif
 
 exe = executable(
         'test-libudev-static-sym',
@@ -2701,7 +2713,7 @@ exe = executable(
         build_by_default : static_libudev_pic,
         install : install_tests and static_libudev_pic,
         install_dir : testsdir)
-if static_libudev_pic
+if want_tests != 'false' and static_libudev_pic
         test('test-libudev-static-sym', exe)
 endif
 
@@ -2791,9 +2803,11 @@ meson_check_help = find_program('tools/meson-check-help.sh')
 
 foreach exec : public_programs
         name = exec.full_path().split('/')[-1]
-        test('check-help-' + name,
+        if want_tests != 'false'
-             meson_check_help,
+                test('check-help-' + name,
-             args : [exec.full_path()])
+                     meson_check_help,
+                     args : [exec.full_path()])
+        endif
 endforeach
 
 ############################################################

src/boot/efi/meson.build

@@ -169,9 +169,11 @@ if have_gnu_efi
                                   efi_ldflags + tuple[2] +
                                   ['-lefi', '-lgnuefi', libgcc_file_name])
 
-                test('no-undefined-symbols-' + tuple[0],
+                if want_tests != 'false'
-                     no_undefined_symbols,
+                        test('no-undefined-symbols-' + tuple[0],
-                     args : [so])
+                             no_undefined_symbols,
+                             args : [so])
+                endif
 
                 stub = custom_target(
                         tuple[1],

src/systemd/meson.build

@@ -65,10 +65,12 @@ endif
 foreach header : _systemd_headers
         foreach opt : opts
                 name = ''.join([header, ':'] + opt)
-                test('cc-' + name,
+                if want_tests != 'false'
-                     check_compilation_sh,
+                        test('cc-' + name,
-                     args : cc.cmd_array() + ['-c', '-x'] + opt +
+                             check_compilation_sh,
-                            ['-Werror', '-include',
+                             args : cc.cmd_array() + ['-c', '-x'] + opt +
-                             join_paths(meson.current_source_dir(), header)])
+                                    ['-Werror', '-include',
+                                     join_paths(meson.current_source_dir(), header)])
+                endif
         endforeach
 endforeach

test/meson.build

@@ -211,16 +211,20 @@ endif
 ############################################################
 
 rule_syntax_check_py = find_program('rule-syntax-check.py')
-test('rule-syntax-check',
+if want_tests != 'false'
-     rule_syntax_check_py,
+        test('rule-syntax-check',
-     args : all_rules)
+             rule_syntax_check_py,
+             args : all_rules)
+endif
 
 ############################################################
 
 if conf.get('HAVE_SYSV_COMPAT') == 1
         sysv_generator_test_py = find_program('sysv-generator-test.py')
-        test('sysv-generator-test',
+        if want_tests != 'false'
-             sysv_generator_test_py)
+                test('sysv-generator-test',
+                     sysv_generator_test_py)
+        endif
 endif
 
 ############################################################
@@ -235,17 +239,21 @@ custom_target(
 
 if perl.found()
         udev_test_pl = find_program('udev-test.pl')
-        test('udev-test',
+        if want_tests != 'false'
-             udev_test_pl)
+                test('udev-test',
+                     udev_test_pl)
+        endif
 else
         message('Skipping udev-test because perl is not available')
 endif
 
 if conf.get('ENABLE_HWDB') == 1
         hwdb_test_sh = find_program('hwdb-test.sh')
-        test('hwdb-test',
+        if want_tests != 'false'
-             hwdb_test_sh,
+                test('hwdb-test',
-             timeout : 90)
+                     hwdb_test_sh,
+                     timeout : 90)
+        endif
 endif
 
 subdir('fuzz-regressions')