CI: Enable debug assertions in Wasmer sandbox test (#12540)

* CI: Enable debug assertions in Wasmer sandbox test

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

* Fix feature dependant import

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

substrate/frame/support/test/tests/construct_runtime_ui.rs

@@ -15,19 +15,17 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-use std::env;
-
 #[rustversion::attr(not(stable), ignore)]
 #[cfg(not(feature = "disable-ui-tests"))]
 #[test]
 fn ui() {
 	// Only run the ui tests when `RUN_UI_TESTS` is set.
-	if env::var("RUN_UI_TESTS").is_err() {
+	if std::env::var("RUN_UI_TESTS").is_err() {
 		return
 	}
 
 	// As trybuild is using `cargo check`, we don't need the real WASM binaries.
-	env::set_var("SKIP_WASM_BUILD", "1");
+	std::env::set_var("SKIP_WASM_BUILD", "1");
 
 	let t = trybuild::TestCases::new();
 	t.compile_fail("tests/construct_runtime_ui/*.rs");

substrate/scripts/ci/gitlab/pipeline/test.yml

@@ -394,6 +394,10 @@ test-wasmer-sandbox:
     - .docker-env
     - .test-refs-wasmer-sandbox
   variables:
+    RUSTFLAGS:                     "-Cdebug-assertions=y -Dwarnings"
+    RUST_BACKTRACE:                1
+    WASM_BUILD_NO_COLOR:           1
+    WASM_BUILD_RUSTFLAGS:          "-Cdebug-assertions=y -Dwarnings"
     CI_JOB_NAME:                   "test-wasmer-sandbox"
   parallel: 3
   script: