use of org.graalvm.wasm.api.Executable in project graal by oracle.
the class WasmJsApiSuite method testInstantiateWithImports.
@Test
public void testInstantiateWithImports() throws IOException {
runTest(context -> {
final WebAssembly wasm = new WebAssembly(context);
Dictionary importObject = Dictionary.create(new Object[] { "host", Dictionary.create(new Object[] { "inc", new Executable(args -> ((int) args[0]) + 1) }) });
final WasmInstance instance = moduleInstantiate(wasm, binaryWithImportsAndExports, importObject);
try {
final Object addPlusOne = WebAssembly.instanceExport(instance, "addPlusOne");
final Object result = InteropLibrary.getUncached(addPlusOne).execute(addPlusOne, 17, 3);
Assert.assertEquals("17 + 3 + 1 = 21.", 21, InteropLibrary.getUncached(result).asInt(result));
} catch (InteropException e) {
throw new RuntimeException(e);
}
});
}
use of org.graalvm.wasm.api.Executable in project graal by oracle.
the class WasmJsApiSuite method testExportImportedFunctionInDifferentModuleTable.
@Test
public void testExportImportedFunctionInDifferentModuleTable() throws IOException, InterruptedException {
final byte[] m1 = compileWat("export", "(module (import \"a\" \"f\" (func $f (result i32))) (table $f 1 funcref) (elem (i32.const 0) $f) (export \"t\" (table 0)) (export \"f\" (func $f)))");
final byte[] m2 = compileWat("import", "(module (import \"b\" \"t\" (table $t 1 funcref)) (export \"t\" (table 0)))");
runTest(context -> {
final Dictionary importObject = new Dictionary();
importObject.addMember("a", Dictionary.create(new Object[] { "f", new Executable(args -> 2) }));
final WebAssembly wasm = new WebAssembly(context);
final WasmInstance m1Instance = moduleInstantiate(wasm, m1, importObject);
final InteropLibrary lib = InteropLibrary.getUncached();
try {
final Object m1Function = WebAssembly.instanceExport(m1Instance, "f");
final Object m1Table = WebAssembly.instanceExport(m1Instance, "t");
final Object m1TableFunction = WebAssembly.tableRead((WasmTable) m1Table, 0);
Assert.assertTrue("Returned function instances must be reference equal", m1Function == m1TableFunction);
Object m1Value = lib.execute(m1Function);
final Object m1TableValue = lib.execute(m1TableFunction);
Assert.assertEquals("Return value of functions is equal", m1Value, m1TableValue);
final Dictionary d = new Dictionary();
d.addMember("b", Dictionary.create(new Object[] { "f", m1Function, "t", m1Table }));
final WasmInstance m2Instance = moduleInstantiate(wasm, m2, d);
final Object m2Table = WebAssembly.instanceExport(m2Instance, "t");
final Object m2Function = WebAssembly.tableRead((WasmTable) m2Table, 0);
Assert.assertTrue("Returned function instances must be reference equal", m1Function == m2Function);
m1Value = lib.execute(m1Function);
final Object m2Value = lib.execute(m2Function);
Assert.assertEquals("Return value of functions is equal", m1Value, m2Value);
} catch (UnsupportedMessageException | UnsupportedTypeException | ArityException e) {
throw new RuntimeException(e);
}
});
}
use of org.graalvm.wasm.api.Executable in project graal by oracle.
the class WasmJsApiSuite method testExportImportedFunctionInDifferentModules.
@Test
public void testExportImportedFunctionInDifferentModules() throws IOException, InterruptedException {
final byte[] m1 = compileWat("export", "(module (import \"a\" \"f\" (func $f (result i32))) (export \"f\" (func $f)))");
final byte[] m2 = compileWat("import", "(module (import \"b\" \"f\" (func $f (result i32))) (func (result i32) (call $f)) (export \"f\" (func $f)))");
runTest(context -> {
final Dictionary importObject = new Dictionary();
importObject.addMember("a", Dictionary.create(new Object[] { "f", new Executable(args -> 2) }));
final WebAssembly wasm = new WebAssembly(context);
final WasmInstance m1Instance = moduleInstantiate(wasm, m1, importObject);
final InteropLibrary lib = InteropLibrary.getUncached();
try {
final Object m1Function = WebAssembly.instanceExport(m1Instance, "f");
final Dictionary d = new Dictionary();
d.addMember("b", Dictionary.create(new Object[] { "f", m1Function }));
final WasmInstance m2Instance = moduleInstantiate(wasm, m2, d);
final Object m2Function = WebAssembly.instanceExport(m2Instance, "f");
Assert.assertTrue("Returned function instances must be reference equal", m1Function == m2Function);
final Object m1Value = lib.execute(m1Function);
final Object m2Value = lib.execute(m2Function);
Assert.assertEquals("Return value of functions is equal", m1Value, m2Value);
} catch (UnsupportedMessageException | UnsupportedTypeException | ArityException e) {
throw new RuntimeException(e);
}
});
}
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