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package scala.tools
package testing
import org.junit.Assert._
import org.junit.Test
import org.junit.runner.RunWith
import org.junit.runners.JUnit4
import AssertUtil.assertThrows
@RunWith(classOf[JUnit4])
class AssertThrowsTest {
class Foo extends Exception
class SubFoo extends Foo
class Bar extends Exception
@Test
def catchFoo = assertThrows[Foo] { throw new Foo }
@Test
def catchSubclass = assertThrows[Foo] { throw new SubFoo }
@Test
def rethrowBar =
assertTrue("exception wasn't rethrown", {
try {
assertThrows[Foo] { throw new Bar }
false
} catch {
case bar: Bar => true
case e: Throwable => fail(s"expected Bar but got $e"); false
}
})
@Test
def errorIfNoThrow: Unit = {
try {
assertThrows[Foo] { () }
} catch {
case e: AssertionError => return
}
assert(false, "assertThrows should error if the tested expression does not throw anything")
}
}
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