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package org.kohsuke.args4j;
// a 'custom' exception
import javax.management.InvalidAttributeValueException;
public class CustomExceptionTest extends Args4JTestBase<CustomExceptionTest> {
private String errMsgX = "this is a usual CLI exception";
private String errMsgY = "this is a 'custom' exception";
@Option(name="-x")
public void setX(String x) {
throw new IllegalArgumentException(errMsgX);
}
@Option(name="-y")
public void setY(String y) throws InvalidAttributeValueException {
throw new InvalidAttributeValueException(errMsgX);
}
@Override
public CustomExceptionTest getTestObject() {
return this;
}
protected void assertException(String expected, Class expectedExceptionClass, String... parserArgs) {
String expMsg = expectedExceptionClass.getName() + ": " + expected;
try {
parser.parseArgument(parserArgs);
fail("Exception expected.");
} catch (RuntimeException e) {
// RuntimeExceptions are passed through the parser to the caller.
assertEquals("Lost exception message.", expMsg, e.toString());
} catch (CmdLineException e) {
// Other Exceptions are wrapped into a CLE so we must ensure not to loose the
// message.
assertEquals("Lost exception message.", expMsg, e.getMessage());
} catch (Exception e) {
fail("Wrong exception type thrown.");
}
}
public void testRuntimeException() throws Exception {
assertException(errMsgX, IllegalArgumentException.class, "-x", "value");
}
public void testCustomException() throws Exception {
assertException(errMsgX, InvalidAttributeValueException.class, "-y", "value");
}
}
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