public void testArrayCopyArrayTypeMismatch() {
try {
System.arraycopy(new char[5], 0, new Object[5], 0, 3);
fail();
} catch (ArrayStoreException e) {
assertEquals("Incompatible types: src=char[], dst=java.lang.Object[]", e.getMessage());
}
}
public void testArrayCopySourceNotArray() {
try {
System.arraycopy("Hello", 0, new char[5], 0, 3);
fail();
} catch (ArrayStoreException e) {
assertEquals("source of type java.lang.String is not an array", e.getMessage());
}
}
public void testArrayCopyElementTypeMismatch() {
try {
System.arraycopy(
new Object[] {null, 5, "hello"}, 0, new Integer[] {1, 2, 3, null, null}, 0, 3);
fail();
} catch (ArrayStoreException e) {
assertEquals(
"source[2] of type java.lang.String cannot be stored in destination array of type java.lang.Integer[]",
e.getMessage());
}
}