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package com.oracle.truffle.js.test.nashorn;

import org.graalvm.polyglot.Context;
import org.graalvm.polyglot.Source;
import org.graalvm.polyglot.Value;
import org.junit.Assert;
import org.junit.Test;

import com.oracle.truffle.js.lang.JavaScriptLanguage;
import com.oracle.truffle.js.runtime.JSContextOptions;
import com.oracle.truffle.js.test.JSTest;

public class JSONWriterTest {
    private static String testIntl(String sourceText) {
        try (Context context = JSTest.newContextBuilder().option(JSContextOptions.NASHORN_COMPATIBILITY_MODE_NAME, "true").build()) {
            Value result = context.eval(Source.newBuilder(JavaScriptLanguage.ID, sourceText, "json-writer-test").buildLiteral());
            Assert.assertTrue(result.isString());
            return result.asString();
        }
    }

    @Test
    public void testParseToJSON() {
        String source = "var a=0;; const b={a:'foo'}; let c=[1,2,3]; var r=/a/g; label: function foo(){ var x=a?b:c; x+=3;x=1*2+(3-4)/5*Math.sqrt(5);" +
                        "while(true) { if (true) { break; } else { continue; }; }; for (var i=0;i<10;i++); for (var x in Object); return ++a+b.a; };" +
                        "foo(c[0],c.a); try{ switch(a) { case 0: { with (b) {}; break; } default: throw 'hallo'; }; } catch (e) { }";
        String result = testIntl("parseToJSON(\"" + source + "\",'test','test2')");
        Assert.assertTrue(result.startsWith("{\"loc\":{\"source\":\"test\",\"start\":"));
    }
}