test for WasmTextCode

test/de/inetsoftware/jwebassembly/api/annotation/WasmTextCode.java

@@ -0,0 +1,38 @@
+/*
+ * Copyright 2018 Volker Berlin (i-net software)
+ *
+ * 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 de.inetsoftware.jwebassembly.api.annotation;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+/**
+ * Annotation for code that can not be written in Java.
+ * 
+ * @author Volker Berlin
+ */
+@Retention( RetentionPolicy.CLASS )
+@Target( ElementType.METHOD )
+public @interface WasmTextCode {
+
+    /**
+     * The WASM code in text notation.
+     * 
+     * @return the native WASM code
+     */
+    String value();
+}

test/de/inetsoftware/jwebassembly/runtime/CallFunctions.java

@@ -25,6 +25,7 @@ import de.inetsoftware.jwebassembly.ScriptEngine;
 import de.inetsoftware.jwebassembly.WasmRule;
 import de.inetsoftware.jwebassembly.api.annotation.Export;
 import de.inetsoftware.jwebassembly.api.annotation.Import;
+import de.inetsoftware.jwebassembly.api.annotation.WasmTextCode;
 
 /**
  * @author Volker Berlin
@@ -44,6 +45,7 @@ public class CallFunctions extends AbstractBaseTest {
         for( ScriptEngine[] val : ScriptEngine.testParams() ) {
             ScriptEngine script = val[0];
             addParam( list, script, "intCall" );
+            addParam( list, script, "nativeCall" );
         }
         return list;
     }
@@ -74,5 +76,18 @@ public class CallFunctions extends AbstractBaseTest {
         static int abc( int a, int b) {
             return Math.max( a, b );
         }
+
+        @Export
+        static float nativeCall() {
+            return nativeMax( 4.5F,5.5F);
+        }
+
+        @WasmTextCode( "get_local 0 " //
+                        + "get_local 1 " //
+                        + "f32.max " //
+                        + "return" )
+        private static float nativeMax( float a, float b) {
+            return Math.max( a, b );
+        }
     }
 }