Examples with Env com.oracle.truffle.api.TruffleLanguage.Env used on opensource projects

Example 1 with Env

use of com.oracle.truffle.api.TruffleLanguage.Env in project graal by oracle.

the class LanguageSPITest method testIsHostAccessAllowed.

@Test
public void testIsHostAccessAllowed() {
    Context context = Context.newBuilder().allowHostAccess(false).build();
    assertTrue(!eval(context, env -> env.isHostLookupAllowed()).asBoolean());
    context.close();
    context = Context.newBuilder().allowHostAccess(true).build();
    assertTrue(eval(context, env -> env.isHostLookupAllowed()).asBoolean());
    context.close();
}

Example 2 with Env

use of com.oracle.truffle.api.TruffleLanguage.Env in project graal by oracle.

the class LanguageSPITest method testExportSymbolInCreate.

@SuppressWarnings("deprecation")
@Test
public void testExportSymbolInCreate() {
    ProxyLanguage.setDelegate(new ProxyLanguage() {

        @Override
        protected LanguageContext createContext(com.oracle.truffle.api.TruffleLanguage.Env env) {
            env.exportSymbol("symbol", env.asGuestValue(env));
            return super.createContext(env);
        }
    });
    Context c = Context.create();
    c.initialize(ProxyLanguage.ID);
    assertTrue(c.importSymbol("symbol").isHostObject());
    c.close();
}

Example 3 with Env

use of com.oracle.truffle.api.TruffleLanguage.Env in project graal by oracle.

the class LanguageSPITest method testEngineCloseInsideFromSameThreadCancelExecution.

@Test
public void testEngineCloseInsideFromSameThreadCancelExecution() {
    Engine engine = Engine.create();
    langContext = null;
    Context context = Context.newBuilder(LanguageSPITestLanguage.ID).engine(engine).build();
    eval(context, new Function<Env, Object>() {

        public Object apply(Env t) {
            engine.close(true);
            return null;
        }
    });
    assertEquals(1, langContext.disposeCalled);
    engine.close();
}

Example 4 with Env

use of com.oracle.truffle.api.TruffleLanguage.Env in project graal by oracle.

the class LanguageSPITest method testCloseInnerContextWithParent.

@Test
public void testCloseInnerContextWithParent() {
    Context context = Context.create();
    LanguageContext returnedInnerContext = eval(context, new Function<Env, Object>() {

        public Object apply(Env env) {
            TruffleContext innerContext = env.newContextBuilder().build();
            Object p = innerContext.enter();
            LanguageContext innerLangContext = LanguageSPITestLanguage.getContext();
            innerContext.leave(p);
            return innerLangContext;
        }
    }).asHostObject();
    context.close();
    // inner context automatically closed
    assertEquals(1, returnedInnerContext.disposeCalled);
}

Example 5 with Env

use of com.oracle.truffle.api.TruffleLanguage.Env in project graal by oracle.

the class LanguageSPITest method testCreateThreadDuringDispose.

@Test
public void testCreateThreadDuringDispose() {
    AtomicBoolean contextOnFinalize = new AtomicBoolean(true);
    AtomicBoolean contextOnDispose = new AtomicBoolean(false);
    ProxyLanguage.setDelegate(new ProxyLanguage() {

        @Override
        protected LanguageContext createContext(Env env) {
            return new LanguageContext(env);
        }

        @Override
        protected void finalizeContext(LanguageContext context) {
            if (contextOnFinalize.get()) {
                context.env.createThread(() -> {
                }).start();
            }
        }

        @Override
        protected void disposeContext(LanguageContext context) {
            if (contextOnDispose.get()) {
                context.env.createThread(() -> {
                }).start();
            }
        }
    });
    Context c = Context.create();
    c.initialize(ProxyLanguage.ID);
    // Fails on finalize
    testFails(() -> {
        c.close();
    });
    contextOnFinalize.set(false);
    contextOnDispose.set(true);
    // Fails on dispose
    testFails(() -> {
        c.close();
    });
    // clean up the context
    contextOnDispose.set(false);
    c.close();
}