meson: add test wrapper

Allow us to run the tests using 'meson test'.

Needed for https://gitlab.freedesktop.org/gstreamer/gst-ci/issues/46

cargo_wrapper.py

@@ -7,8 +7,8 @@ import shutil
 import subprocess
 import sys
 
-command, meson_build_dir, meson_current_source_dir, meson_build_root, target, ext, exclude = sys.argv[
-    1:]
+command, meson_build_dir, meson_current_source_dir, meson_build_root, target, exclude = sys.argv[
+    1:7]
 
 cargo_target_dir = os.path.join(meson_build_dir, 'target')
 
@@ -28,11 +28,17 @@ env['PKG_CONFIG_PATH'] = ':'.join(pkg_config_path)
 
 if command == 'build':
     # cargo build
+    ext = sys.argv[7]
     cargo_cmd = ['cargo', 'build', '--manifest-path',
                  os.path.join(meson_current_source_dir, 'Cargo.toml'),
                  '--workspace']
     if target == 'release':
         cargo_cmd.append('--release')
+elif command == 'test':
+    # cargo test
+    cargo_cmd = ['cargo', 'test', '--no-fail-fast', '--color=always', '--manifest-path',
+                 os.path.join(meson_current_source_dir, 'Cargo.toml'),
+                 '--workspace']
 else:
     print("Unknown command:", command)
     sys.exit(1)

meson.build

@@ -80,6 +80,8 @@ foreach d: deps
   endif
 endforeach
 
+exclude = ','.join(exclude)
+
 # Always build the target so we don't have to list all source files as input
 rs_plugins = custom_target('gst-plugins-rs',
   build_by_default: true,
@@ -94,10 +96,20 @@ rs_plugins = custom_target('gst-plugins-rs',
     meson.current_source_dir(),
     meson.build_root(),
     target,
-    ext,
-    ','.join(exclude)])
+    exclude,
+    ext])
 
 # FIXME: raises a warning as the target has multiple outputs and meson will use
 # only the first one. All the plugins have the same basedir, hence
 # GST_PLUGIN_PATH will include them all, so that's ok.
 plugins = [rs_plugins]
+
+test('tests',
+  cargo_wrapper,
+  args: ['test',
+    meson.current_build_dir(),
+    meson.current_source_dir(),
+    meson.build_root(),
+    target,
+    exclude],
+  timeout: 600)