BAEL-9118: givenAddModule_whenCallingAddWithTwoAndForty_thenResultIsFortyTwo

Author: jsfan3

libraries-bytecode/pom.xml

@@ -40,6 +40,11 @@
             <artifactId>asm-util</artifactId>
             <version>${asm.version}</version>
         </dependency>
+        <dependency>
+            <groupId>com.dylibso.chicory</groupId>
+            <artifactId>runtime</artifactId>
+            <version>${chicory.version}</version>
+        </dependency>
         <!--
                 Importing the libraries as jars using system path. These are two versions of the same library, which is generated
         from the code inside /incompatibleclasschange/libraries/modified and /incompatibleclasschange/libraries/original
@@ -118,6 +123,7 @@
         <asm.version>5.2</asm.version>
         <teavm.version>0.10.1</teavm.version>
         <objenesis.version>3.4</objenesis.version>
+        <chicory.version>1.5.3</chicory.version>
     </properties>
 
 </project>

libraries-bytecode/src/test/java/com/baeldung/chicory/ChicoryUnitTest.java

@@ -1,14 +1,28 @@
 package com.baeldung.chicory;
 
-import static org.junit.Assert.assertTrue;
-
+import com.dylibso.chicory.runtime.ExportFunction;
+import com.dylibso.chicory.runtime.Instance;
+import com.dylibso.chicory.wasm.Parser;
 import org.junit.jupiter.api.Test;
 
+import java.io.InputStream;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+
 class ChicoryUnitTest {
 
     @Test
-    void whenProjectLoads_thenTestsRun() {
-        assertTrue(true);
+    void givenAddModule_whenCallingAddWithTwoAndForty_thenResultIsFortyTwo() {
+        InputStream wasm = getClass().getResourceAsStream("/wasm/add.wasm");
+        assertNotNull(wasm);
+
+        var module = Parser.parse(wasm);
+        Instance instance = Instance.builder(module).build();
+        ExportFunction add = instance.export("add");
+
+        long[] result = add.apply(2, 40);
+
+        assertEquals(42, (int) result[0]);
     }
 }
-

libraries-bytecode/src/test/resources/wasm/add.wasm

@@ -0,0 +1,5 @@
+(module
+  (func (export "add") (param i32 i32) (result i32)
+    local.get 0
+    local.get 1
+    i32.add))