Use the suggestions provided at the link. Like fluent assertions or create your own assertion that wraps the Assert.True or Assert.False which were left with their message overloads. It was mentioned further down Quote You can provide messages to Assert.True and .False. If you simply cannot live without messages (and refuse to use a different … Read more
To be specific: Go to Run->run configuration select java application in left nav pan. right click and select New. select Arguments tab Add -ea in VM arguments.
We use a macro to specifically indicate when something is unused: #define _unused(x) ((void)(x)) Then in your example, you’d have: int Result = Func(); assert( Result == 1 ); _unused( Result ); // make production build happy That way (a) the production build succeeds, and (b) it is obvious in the code that the variable … Read more
assert expression, info For instance, >>> assert False, “Oopsie” Traceback (most recent call last): File “<stdin>”, line 1, in <module> AssertionError: Oopsie From the docs: Assert statements are a convenient way to insert debugging assertions into a program: assert_stmt ::= “assert” expression [“,” expression] The simple form, assert expression, is equivalent to if __debug__: if … Read more
In JUnit4 the exception (actually Error) thrown by a JUnit assert is the same as the error thrown by the java assert keyword (AssertionError), so it is exactly the same as assertTrue and other than the stack trace you couldn’t tell the difference. That being said, asserts have to run with a special flag in … Read more
Though I agree that your reasoning is plausible — that is, if an assertion is violated unexpectedly, it makes sense to halt execution by throwing — I personally would not use exceptions in the place of assertions. Here’s why: As others have said, assertions should document situations that are impossible, in such a manner that … Read more
The interesting thing about assertAll is that it always checks all of the assertions that are passed to it, no matter how many fail. If all pass, all is fine – if at least one fails you get a detailed result of all that went wrong (and right for that matter). It is best used … Read more
Go to the menu Run, and then to the menu item Run Configurations. In the left panel, go to Java Application, and then go to Assertions. In the right panel, choose the tab Arguments. Under the field for VM arguments, type -ea to enable assertions. Click on the Apply and then Run button. To globally … Read more
stopifnot() You may also be interested in packages like Runit and testthat for unit testing.
Use org.junit.Assert’s method assertArrayEquals: import org.junit.Assert; … Assert.assertArrayEquals( expectedResult, result ); If this method is not available, you may have accidentally imported the Assert class from junit.framework.