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package com.oracle.graal.python.test.parser;

import com.oracle.graal.python.PythonLanguage;
import com.oracle.graal.python.builtins.objects.PNone;
import com.oracle.truffle.api.CallTarget;
import com.oracle.truffle.api.source.Source;
import static org.junit.Assert.assertEquals;
import org.junit.Test;

public class ParseWithArgumentsTests extends ParserTestBase {

    @Test
    public void testSimpple01() throws Exception {
        Source source = createSource("arg1");
        CallTarget target = context.getEnv().parsePublic(source, "arg1");
        assertEquals(66, target.call(66));
        assertEquals(false, target.call(false));
        assertEquals("Ahoj", target.call("Ahoj"));
    }

    @Test
    public void testSimpple02() throws Exception {
        Source source = createSource("arg1 + arg2");
        CallTarget target = context.getEnv().parsePublic(source, "arg1", "arg2");
        assertEquals(11, target.call(5, 6));
        assertEquals("AhojHello", target.call("Ahoj", "Hello"));
    }

    @Test
    public void testMoreStatements() throws Exception {
        Source source = createSource("tmp = arg1 + arg2\n" + "2 * tmp");
        CallTarget target = context.getEnv().parsePublic(source, "arg1", "arg2");
        assertEquals(22, target.call(5, 6));
        assertEquals("AhojHelloAhojHello", target.call("Ahoj", "Hello"));
    }

    @Test
    public void testReturnStatement() throws Exception {
        Source source = createSource("tmp = arg1 + arg2\n" + "return 2 * tmp");
        CallTarget target = context.getEnv().parsePublic(source, "arg1", "arg2");
        assertEquals(22, target.call(5, 6));
        assertEquals("AhojHelloAhojHello", target.call("Ahoj", "Hello"));
    }

    @Test
    public void testWitouthReturn() throws Exception {
        Source source = createSource("tmp = arg1 + arg2\n");
        CallTarget target = context.getEnv().parsePublic(source, "arg1", "arg2");
        assertEquals(PNone.NONE, target.call(5, 6));
        assertEquals(PNone.NONE, target.call("Ahoj", "Hello"));
    }

    @Test
    public void testCompareWithAndWithouthArguments() throws Exception {
        Source source = createSource("22");
        CallTarget targetWithout = context.getEnv().parsePublic(source);
        CallTarget targetWith = context.getEnv().parsePublic(source, "arg1");
        assertEquals(22, targetWithout.call());
        assertEquals(22, targetWith.call("Hello"));
    }

    @Test
    public void testPrintBuiltin() throws Exception {
        Source source = createSource("print('Ahoj')");
        CallTarget target = context.getEnv().parsePublic(source, "arg1");
        assertEquals(PNone.NONE, target.call(5));
    }

    @Test
    public void testObjectMethods() throws Exception {
        Source source = createSource("arg1.upper()");
        CallTarget target = context.getEnv().parsePublic(source, "arg1");
        assertEquals("AHOJ", target.call("ahoj"));
    }

    @Test
    public void testAbsGlobal() throws Exception {
        Source source = createSource("abs(arg1)");
        CallTarget target = context.getEnv().parsePublic(source, "arg1");
        assertEquals(10, (int) target.call(-10));
    }

    private static Source createSource(String code) {
        return Source.newBuilder(PythonLanguage.ID, code, "test.py").build();
    }
}
