meson: add support for running both fast and slow version of tests

playTests.sh has an option to run really slow tests. This is enabled by
default in Meson, but what we really want is to do like the Makefile,
and run the fast ones by default, but with an option to run the slow
ones instead.

build/meson/tests/meson.build

@@ -21,7 +21,6 @@ FUZZER_FLAGS = ['--no-big-tests']
 FUZZERTEST = '-T200s'
 ZSTREAM_TESTTIME = '-T90s'
 DECODECORPUS_TESTTIME = '-T30'
-ZSTDRTTEST = ['--test-large-data']
 
 # =============================================================================
 # Executables
@@ -147,13 +146,25 @@ endif
 
 if host_machine_os != os_windows
   playTests_sh = find_program(join_paths(zstd_rootdir, 'tests/playTests.sh'), required: true)
-  test('test-zstd',
-    playTests_sh,
-    args: ZSTDRTTEST,
-    env: ['ZSTD_BIN=' + zstd.full_path(), 'DATAGEN_BIN=./datagen'],
-    depends: [datagen],
-    workdir: meson.current_build_dir(),
-    timeout: 2800) # Timeout should work on HDD drive
+
+  # add slow tests only if the meson version is new enough to support
+  # test setups with default-excluded suites
+  if meson.version().version_compare('>=0.57.0')
+    matrix = {'fast': [], 'slow': ['--test-large-data']}
+  else
+    matrix = {'fast': []}
+  endif
+
+  foreach suite, opt: matrix
+    test('test-zstd-'+suite,
+      playTests_sh,
+      args: opt,
+      env: ['ZSTD_BIN=' + zstd.full_path(), 'DATAGEN_BIN=./datagen'],
+      depends: [datagen],
+      suite: suite,
+      workdir: meson.current_build_dir(),
+      timeout: 2800) # Timeout should work on HDD drive
+  endforeach
 endif
 
 test('test-fullbench-1',
@@ -192,3 +203,11 @@ test('test-decodecorpus',
   args: ['-t', DECODECORPUS_TESTTIME],
   timeout: 60)
 test('test-poolTests', poolTests) # should be fast
+
+if meson.version().version_compare('>=0.57.0')
+  add_test_setup('fast',
+    is_default: true,
+    exclude_suites: ['slow'])
+  add_test_setup('slow',
+    exclude_suites: ['fast'])
+endif