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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
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package jdk.nashorn.internal.runtime.test;
import jdk.nashorn.internal.runtime.JSType;
import jdk.nashorn.internal.runtime.ScriptRuntime;
import static org.testng.Assert.assertEquals;
import static org.testng.Assert.assertFalse;
import static org.testng.Assert.assertTrue;
import org.testng.annotations.Test;
/**
* Tests for JSType methods.
*
* @test
* @modules jdk.scripting.nashorn/jdk.nashorn.internal.runtime
* @run testng jdk.nashorn.internal.runtime.test.JSTypeTest
*/
public class JSTypeTest {
/**
* Test of isPrimitive method, of class Runtime.
*/
@Test
public void testIsPrimitive() {
assertTrue(JSType.isPrimitive(null));
assertTrue(JSType.isPrimitive(ScriptRuntime.UNDEFINED));
assertTrue(JSType.isPrimitive(Double.NaN));
assertTrue(JSType.isPrimitive(Double.NEGATIVE_INFINITY));
assertTrue(JSType.isPrimitive(Double.POSITIVE_INFINITY));
assertTrue(JSType.isPrimitive(0.0));
assertTrue(JSType.isPrimitive(3.14));
assertTrue(JSType.isPrimitive("hello"));
assertTrue(JSType.isPrimitive(""));
assertFalse(JSType.isPrimitive(new Object()));
}
/**
* Test of toBoolean method, of class Runtime.
*/
@Test
public void testToBoolean() {
assertFalse(JSType.toBoolean(ScriptRuntime.UNDEFINED));
assertFalse(JSType.toBoolean(null));
assertFalse(JSType.toBoolean(Boolean.FALSE));
assertTrue(JSType.toBoolean(Boolean.TRUE));
assertFalse(JSType.toBoolean(-0.0));
assertFalse(JSType.toBoolean(0.0));
assertFalse(JSType.toBoolean(Double.NaN));
assertTrue(JSType.toBoolean(3.14));
assertFalse(JSType.toBoolean(""));
assertTrue(JSType.toBoolean("javascript"));
assertTrue(JSType.toBoolean(new Object()));
}
/**
* Test of toNumber method, of class Runtime.
*/
@Test
public void testToNumber_Object() {
assertTrue(Double.isNaN(JSType.toNumber(ScriptRuntime.UNDEFINED)));
assertEquals(JSType.toNumber((Object)null), 0.0, 0.0);
assertEquals(JSType.toNumber(Boolean.TRUE), 1.0, 0.0);
assertEquals(JSType.toNumber(Boolean.FALSE), 0.0, 0.0);
assertEquals(JSType.toNumber(3.14), 3.14, 0.0);
// FIXME: add more assertions for specific String to number cases
// FIXME: add case for Object type (JSObject with getDefaultValue)
}
/**
* Test of toString method, of class Runtime.
*/
@Test
public void testToString_Object() {
assertEquals(JSType.toString(ScriptRuntime.UNDEFINED), "undefined");
assertEquals(JSType.toString(null), "null");
assertEquals(JSType.toString(Boolean.TRUE), "true");
assertEquals(JSType.toString(Boolean.FALSE), "false");
assertEquals(JSType.toString(""), "");
assertEquals(JSType.toString("nashorn"), "nashorn");
assertEquals(JSType.toString(Double.NaN), "NaN");
assertEquals(JSType.toString(Double.POSITIVE_INFINITY), "Infinity");
assertEquals(JSType.toString(Double.NEGATIVE_INFINITY), "-Infinity");
assertEquals(JSType.toString(0.0), "0");
// FIXME: add more number-to-string test cases
// FIXME: add case for Object type (JSObject with getDefaultValue)
}
/**
* Test of JSType.toUint32(double)
*/
@Test
public void testToUint32() {
assertEquals(JSType.toUint32(+0.0), 0);
assertEquals(JSType.toUint32(-0.0), 0);
assertEquals(JSType.toUint32(Double.NaN), 0);
assertEquals(JSType.toUint32(Double.POSITIVE_INFINITY), 0);
assertEquals(JSType.toUint32(Double.NEGATIVE_INFINITY), 0);
assertEquals(JSType.toUint32(9223372036854775807.0d), 0);
assertEquals(JSType.toUint32(-9223372036854775807.0d), 0);
assertEquals(JSType.toUint32(1099511627776.0d), 0);
assertEquals(JSType.toUint32(-1099511627776.0d), 0);
assertEquals(JSType.toUint32(4294967295.0d), 4294967295l);
assertEquals(JSType.toUint32(4294967296.0d), 0);
assertEquals(JSType.toUint32(4294967297.0d), 1);
assertEquals(JSType.toUint32(-4294967295.0d), 1);
assertEquals(JSType.toUint32(-4294967296.0d), 0);
assertEquals(JSType.toUint32(-4294967297.0d), 4294967295l);
assertEquals(JSType.toUint32(4294967295.6d), 4294967295l);
assertEquals(JSType.toUint32(4294967296.6d), 0);
assertEquals(JSType.toUint32(4294967297.6d), 1);
assertEquals(JSType.toUint32(-4294967295.6d), 1);
assertEquals(JSType.toUint32(-4294967296.6d), 0);
assertEquals(JSType.toUint32(-4294967297.6d), 4294967295l);
}
/**
* Test of JSType.toInt32(double)
*/
@Test
public void testToInt32() {
assertEquals(JSType.toInt32(+0.0), 0);
assertEquals(JSType.toInt32(-0.0), 0);
assertEquals(JSType.toInt32(Double.NaN), 0);
assertEquals(JSType.toInt32(Double.POSITIVE_INFINITY), 0);
assertEquals(JSType.toInt32(Double.NEGATIVE_INFINITY), 0);
assertEquals(JSType.toInt32(9223372036854775807.0d), 0);
assertEquals(JSType.toInt32(-9223372036854775807.0d), 0);
assertEquals(JSType.toInt32(1099511627776.0d), 0);
assertEquals(JSType.toInt32(-1099511627776.0d), 0);
assertEquals(JSType.toInt32(4294967295.0d), -1);
assertEquals(JSType.toInt32(4294967296.0d), 0);
assertEquals(JSType.toInt32(4294967297.0d), 1);
assertEquals(JSType.toInt32(-4294967295.0d), 1);
assertEquals(JSType.toInt32(-4294967296.0d), 0);
assertEquals(JSType.toInt32(-4294967297.d), -1);
assertEquals(JSType.toInt32(4294967295.6d), -1);
assertEquals(JSType.toInt32(4294967296.6d), 0);
assertEquals(JSType.toInt32(4294967297.6d), 1);
assertEquals(JSType.toInt32(-4294967295.6d), 1);
assertEquals(JSType.toInt32(-4294967296.6d), 0);
assertEquals(JSType.toInt32(-4294967297.6d), -1);
}
/**
* Test of JSType.toUint16(double)
*/
@Test
public void testToUint16() {
assertEquals(JSType.toUint16(+0.0), 0);
assertEquals(JSType.toUint16(-0.0), 0);
assertEquals(JSType.toUint16(Double.NaN), 0);
assertEquals(JSType.toUint16(Double.POSITIVE_INFINITY), 0);
assertEquals(JSType.toUint16(Double.NEGATIVE_INFINITY), 0);
assertEquals(JSType.toUint16(9223372036854775807.0d), 0);
assertEquals(JSType.toUint16(-9223372036854775807.0d), 0);
assertEquals(JSType.toUint16(1099511627776.0d), 0);
assertEquals(JSType.toUint16(-1099511627776.0d), 0);
assertEquals(JSType.toUint16(4294967295.0d), 65535);
assertEquals(JSType.toUint16(4294967296.0d), 0);
assertEquals(JSType.toUint16(4294967297.0d), 1);
assertEquals(JSType.toUint16(-4294967295.0d), 1);
assertEquals(JSType.toUint16(-4294967296.0d), 0);
assertEquals(JSType.toUint16(-4294967297.0d), 65535);
assertEquals(JSType.toUint16(4294967295.6d), 65535);
assertEquals(JSType.toUint16(4294967296.6d), 0);
assertEquals(JSType.toUint16(4294967297.6d), 1);
assertEquals(JSType.toUint16(-4294967295.6d), 1);
assertEquals(JSType.toUint16(-4294967296.6d), 0);
assertEquals(JSType.toUint16(-4294967297.6d), 65535);
}
}