43 lines
1.1 KiB
Java
43 lines
1.1 KiB
Java
package test;
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class TestObjectArray {
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static boolean testInstanceEqual() {
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TestObjectArray t1 = new TestObjectArray();
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TestObjectArray t2 = new TestObjectArray();
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TestObjectArray t3 = new TestObjectArray();
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TestObjectArray[] a = {t1, t2, t3};
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return
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a[0] == t1 &&
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a[1] == t2 &&
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a[2] == t3 &&
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a[0] != t2 &&
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a[1] != t3 &&
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a[2] != t1;
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}
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static boolean testEmptyInstanceof() {
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TestObjectArray[] a = new TestObjectArray[1];
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return a instanceof TestObjectArray[];
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}
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static boolean testNullInstanceof() {
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TestObjectArray[] a = null;
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return !(a instanceof TestObjectArray[]);
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}
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public static void main() {
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System.out.print("testInstanceEqual: ");
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System.out.println(testInstanceEqual());
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System.out.print("testEmptyInstanceof: ");
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System.out.println(testEmptyInstanceof());
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System.out.print("testNullInstanceof: ");
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System.out.println(testNullInstanceof());
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}
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}
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