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package com.oracle.truffle.js.test.interop;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import org.graalvm.polyglot.Context;
import org.graalvm.polyglot.Value;
import org.junit.Test;
import com.oracle.truffle.js.lang.JavaScriptLanguage;
import com.oracle.truffle.js.test.JSTest;
import com.oracle.truffle.js.test.polyglot.ForeignBoxedObject;
public class EvalInteropTest {
@Test
public void testDirectEvalOfBoxedString() {
try (Context context = JSTest.newContextBuilder().build()) {
Value eval = context.eval(JavaScriptLanguage.ID, "(function(code) { return eval(code); })");
Value result = eval.execute(ForeignBoxedObject.createNew("6*7"));
assertTrue(result.isNumber());
assertTrue(result.fitsInInt());
assertEquals(42, result.asInt());
}
}
@Test
public void testIndirectEvalOfBoxedString() {
try (Context context = JSTest.newContextBuilder().build()) {
Value eval = context.eval(JavaScriptLanguage.ID, "(function(code) { return (0,eval)(code); })");
Value result = eval.execute(ForeignBoxedObject.createNew("6*7"));
assertTrue(result.isNumber());
assertTrue(result.fitsInInt());
assertEquals(42, result.asInt());
}
}
@Test
public void testNestedContext() {
Context cx = JSTest.newContextBuilder().allowAllAccess(true).build();
Value v = cx.eval("js", "Java.type('com.oracle.truffle.js.test.interop.EvalInteropTest').nestedContextEval();");
assertTrue(v.isNumber());
assertEquals(42, v.asInt());
}
public static Object nestedContextEval() {
Context context = JSTest.newContextBuilder().build();
return context.eval("js", "Number(42);");
}
}