wasm gc: support running tests

tests/build.gradle.kts

@@ -59,6 +59,9 @@ tasks.test {
     systemProperty("teavm.junit.wasm", providers.gradleProperty("teavm.tests.wasm").orElse("true").get())
     systemProperty("teavm.junit.wasm.runner", browser)
 
+    systemProperty("teavm.junit.wasm-gc", providers.gradleProperty("teavm.tests.wasm-gc").orElse("false").get())
+    systemProperty("teavm.junit.wasm-gc.runner", browser)
+
     systemProperty("teavm.junit.wasi", providers.gradleProperty("teavm.tests.wasi").orElse("true").get())
     systemProperty("teavm.junit.wasi.runner", providers.gradleProperty("teavm.tests.wasi.runner")
             .orElse("./run-wasi.sh").get())

tools/browser-runner/src/main/resources/test-server/frame.js

@@ -19,7 +19,7 @@
 window.addEventListener("message", event => {
     let request = event.data;
     switch (request.type) {
-        case "JAVASCRIPT":
+        case "JAVASCRIPT": {
             const files = request.additionalFiles ? [...request.additionalFiles, request.file] : [request.file];
             appendFiles(files, 0, () => {
                 launchTest(request.argument, response => {
@@ -29,8 +29,8 @@ window.addEventListener("message", event => {
                 event.source.postMessage(wrapResponse({ status: "failed", errorMessage: error }), "*");
             });
             break;
-
+        }
-        case "WASM":
+        case "WASM": {
             const runtimeFile = request.file.path + "-runtime.js";
             appendFiles([{ path: runtimeFile, type: "regular" }], 0, () => {
                 launchWasmTest(request.file, request.argument, response => {
@@ -40,6 +40,19 @@ window.addEventListener("message", event => {
                 event.source.postMessage(wrapResponse({ status: "failed", errorMessage: error }), "*");
             });
             break;
+        }
+
+        case "WASM_GC": {
+            const runtimeFile = request.file.path + "-runtime.js";
+            appendFiles([{ path: runtimeFile, type: "regular" }], 0, () => {
+                launchWasmTest(request.file, request.argument, response => {
+                    event.source.postMessage(response, "*");
+                });
+            }, error => {
+                event.source.postMessage(wrapResponse({ status: "failed", errorMessage: error} ), "*");
+            });
+            break;
+        }
     }
 });
 

tools/junit/src/main/java/org/teavm/junit/PropertyNames.java

@@ -25,6 +25,7 @@ final class PropertyNames {
     static final String WASM_ENABLED = "teavm.junit.wasm";
     static final String WASI_ENABLED = "teavm.junit.wasi";
     static final String WASI_RUNNER = "teavm.junit.wasi.runner";
+    static final String WASM_GC_ENABLED = "teavm.junit.wasm-gc";
     static final String C_COMPILER = "teavm.junit.c.compiler";
     static final String C_LINE_NUMBERS = "teavm.junit.c.lineNumbers";
     static final String MINIFIED = "teavm.junit.minified";

tools/junit/src/main/java/org/teavm/junit/TeaVMTestConfiguration.java

@@ -17,6 +17,7 @@ package org.teavm.junit;
 
 import org.teavm.backend.c.CTarget;
 import org.teavm.backend.javascript.JavaScriptTarget;
+import org.teavm.backend.wasm.WasmGCTarget;
 import org.teavm.backend.wasm.WasmTarget;
 import org.teavm.vm.TeaVM;
 import org.teavm.vm.TeaVMOptimizationLevel;
@@ -115,6 +116,38 @@ interface TeaVMTestConfiguration<T extends TeaVMTarget> {
         }
     };
 
+    TeaVMTestConfiguration<WasmGCTarget> WASM_GC_DEFAULT = new TeaVMTestConfiguration<>() {
+        @Override
+        public String getSuffix() {
+            return "";
+        }
+
+        @Override
+        public void apply(TeaVM vm) {
+            vm.setOptimizationLevel(TeaVMOptimizationLevel.SIMPLE);
+        }
+
+        @Override
+        public void apply(WasmGCTarget target) {
+        }
+    };
+
+    TeaVMTestConfiguration<WasmGCTarget> WASM_GC_OPTIMIZED = new TeaVMTestConfiguration<>() {
+        @Override
+        public String getSuffix() {
+            return "optimized";
+        }
+
+        @Override
+        public void apply(TeaVM vm) {
+            vm.setOptimizationLevel(TeaVMOptimizationLevel.FULL);
+        }
+
+        @Override
+        public void apply(WasmGCTarget target) {
+        }
+    };
+
     TeaVMTestConfiguration<CTarget> C_DEFAULT = new TeaVMTestConfiguration<>() {
         @Override
         public String getSuffix() {

tools/junit/src/main/java/org/teavm/junit/TeaVMTestRunner.java

@@ -106,6 +106,7 @@ public class TeaVMTestRunner extends Runner implements Filterable {
 
         platforms.add(new JSPlatformSupport(classSource, referenceCache));
         platforms.add(new WebAssemblyPlatformSupport(classSource, referenceCache));
+        platforms.add(new WebAssemblyGCPlatformSupport(classSource, referenceCache));
         platforms.add(new WasiPlatformSupport(classSource, referenceCache));
         platforms.add(new CPlatformSupport(classSource, referenceCache));
 

tools/junit/src/main/java/org/teavm/junit/TestPlatform.java

@@ -19,5 +19,6 @@ public enum TestPlatform {
     JAVASCRIPT,
     WEBASSEMBLY,
     WASI,
+    WEBASSEMBLY_GC,
     C
 }

tools/junit/src/main/java/org/teavm/junit/TestPlatformSupport.java

@@ -123,7 +123,7 @@ abstract class TestPlatformSupport<T extends TeaVMTarget> {
         }
     }
 
-    private File getOutputFile(File path, String baseName, String suffix, String extension) {
+    protected final File getOutputFile(File path, String baseName, String suffix, String extension) {
         StringBuilder simpleName = new StringBuilder();
         simpleName.append(baseName);
         if (!suffix.isEmpty()) {

tools/junit/src/main/java/org/teavm/junit/TestWasmGCEntryPoint.java

@@ -0,0 +1,25 @@
+/*
+ *  Copyright 2021 Alexey Andreev.
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *       http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+package org.teavm.junit;
+
+final class TestWasmGCEntryPoint {
+    private TestWasmGCEntryPoint() {
+    }
+
+    public static void main(String[] args) throws Throwable {
+        TestEntryPoint.run(args.length > 0 ? args[0] : null);
+    }
+}

tools/junit/src/main/java/org/teavm/junit/WebAssemblyGCPlatformSupport.java

@@ -0,0 +1,134 @@
+/*
+ *  Copyright 2024 Alexey Andreev.
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *       http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+package org.teavm.junit;
+
+import static org.teavm.junit.PropertyNames.OPTIMIZED;
+import static org.teavm.junit.PropertyNames.SOURCE_DIRS;
+import static org.teavm.junit.PropertyNames.WASM_GC_ENABLED;
+import static org.teavm.junit.PropertyNames.WASM_RUNNER;
+import java.io.File;
+import java.io.IOException;
+import java.lang.reflect.AnnotatedElement;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+import java.util.StringTokenizer;
+import java.util.function.Consumer;
+import java.util.function.Supplier;
+import org.teavm.backend.wasm.WasmGCTarget;
+import org.teavm.browserrunner.BrowserRunner;
+import org.teavm.model.ClassHolderSource;
+import org.teavm.model.MethodReference;
+import org.teavm.model.ReferenceCache;
+import org.teavm.vm.TeaVM;
+
+class WebAssemblyGCPlatformSupport extends TestPlatformSupport<WasmGCTarget> {
+    WebAssemblyGCPlatformSupport(ClassHolderSource classSource, ReferenceCache referenceCache) {
+        super(classSource, referenceCache);
+    }
+
+    @Override
+    String getExtension() {
+        return ".wasm";
+    }
+
+    @Override
+    TestRunStrategy createRunStrategy(File outputDir) {
+        var runStrategyName = System.getProperty(WASM_RUNNER);
+        return runStrategyName != null
+                ? new BrowserRunStrategy(outputDir, "WASM", BrowserRunner.pickBrowser(runStrategyName))
+                : null;
+    }
+
+    @Override
+    CompileResult compile(Consumer<TeaVM> additionalProcessing, String baseName,
+            TeaVMTestConfiguration<WasmGCTarget> configuration, File path, AnnotatedElement element) {
+        Supplier<WasmGCTarget> targetSupplier = () -> {
+            var target = new WasmGCTarget();
+            target.setObfuscated(false);
+            var sourceDirs = System.getProperty(SOURCE_DIRS);
+            if (sourceDirs != null) {
+                var dirs = new ArrayList<File>();
+                for (var tokenizer = new StringTokenizer(sourceDirs, Character.toString(File.pathSeparatorChar));
+                     tokenizer.hasMoreTokens();) {
+                    var dir = new File(tokenizer.nextToken());
+                    if (dir.isDirectory()) {
+                        dirs.add(dir);
+                    }
+                }
+            }
+            return target;
+        };
+        return compile(configuration, targetSupplier, TestWasmGCEntryPoint.class.getName(), path,
+                ".wasm", null, additionalProcessing, baseName);
+    }
+
+    @Override
+    TestPlatform getPlatform() {
+        return TestPlatform.WEBASSEMBLY_GC;
+    }
+
+    @Override
+    String getPath() {
+        return "wasm-gc";
+    }
+
+    @Override
+    boolean isEnabled() {
+        return Boolean.getBoolean(WASM_GC_ENABLED);
+    }
+
+    @Override
+    List<TeaVMTestConfiguration<WasmGCTarget>> getConfigurations() {
+        List<TeaVMTestConfiguration<WasmGCTarget>> configurations = new ArrayList<>();
+        configurations.add(TeaVMTestConfiguration.WASM_GC_DEFAULT);
+        if (Boolean.getBoolean(OPTIMIZED)) {
+            configurations.add(TeaVMTestConfiguration.WASM_GC_OPTIMIZED);
+        }
+        return configurations;
+    }
+
+    @Override
+    boolean usesFileName() {
+        return true;
+    }
+
+    @Override
+    void additionalOutput(File outputPath, File outputPathForMethod, TeaVMTestConfiguration<?> configuration,
+            MethodReference reference) {
+        htmlOutput(outputPath, outputPathForMethod, configuration, reference, "teavm-run-test-wasm.html");
+        var testPath = getOutputFile(outputPath, "classTest", configuration.getSuffix(),
+                getExtension() + "-runtime.js");
+        try {
+            TestUtil.resourceToFile("org/teavm/backend/wasm/wasm-gc-runtime.js", testPath, Map.of());
+        } catch (IOException e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    @Override
+    void additionalSingleTestOutput(File outputPathForMethod, TeaVMTestConfiguration<?> configuration,
+            MethodReference reference) {
+        htmlSingleTestOutput(outputPathForMethod, configuration, "teavm-run-test-wasm.html");
+        var testPath = getOutputFile(outputPathForMethod, "test", configuration.getSuffix(),
+                getExtension() + "-runtime.js");
+        try {
+            TestUtil.resourceToFile("org/teavm/backend/wasm/wasm-gc-runtime.js", testPath, Map.of());
+        } catch (IOException e) {
+            throw new RuntimeException(e);
+        }
+    }
+}