@Test
public void shouldNotRecordMutationsAsInFinallyBlockWhenTheyAreNot() {
createTesteeWith(Mutator.INCREMENTS.asCollection());
final List<MutationDetails> actualDetails = findMutationsFor(HasExceptionBlock.class);
assertFalse(actualDetails.get(0).isInFinallyBlock());
assertFalse(actualDetails.get(1).isInFinallyBlock());
}
@Test
public void shouldMarkMutationsWithinFinallyBlocksWhenExceptionHandlerAlsoPresent() {
createTesteeWith(Mutator.INCREMENTS.asCollection());
final List<MutationDetails> actualDetails =
findMutationsFor(HasFinallyBlockAndExceptionHandler.class);
assertEquals(1, FCollection.filter(actualDetails, isInFinallyBlock()).size());
}
@Test
public void shouldRecordMutationsAsInSameBlockWhenSwitchStatementFallsThrough() {
createTesteeWith(Mutator.INCREMENTS.asCollection());
final List<MutationDetails> actualDetails = findMutationsFor(FallThroughSwitch.class);
assertEquals(2, actualDetails.size());
final int firstMutationBlock = actualDetails.get(0).getBlock();
assertEquals(firstMutationBlock, actualDetails.get(1).getBlock());
}
@Test
public void shouldRecordMutationsAsInSameBlockWhenForAStraightThroughMethod() {
createTesteeWith(Mutator.INCREMENTS.asCollection());
final List<MutationDetails> actualDetails = findMutationsFor(OneStraightThroughMethod.class);
assertEquals(2, actualDetails.size());
final int firstMutationBlock = actualDetails.get(0).getBlock();
assertEquals(firstMutationBlock, actualDetails.get(1).getBlock());
}
@Test
public void shouldRecordMutationsAsInDifferentBlocksWhenInDifferentBranchesOfSwitchStatement() {
createTesteeWith(Mutator.INCREMENTS.asCollection());
final List<MutationDetails> actualDetails = findMutationsFor(SwitchStatement.class);
assertEquals(3, actualDetails.size());
final int firstMutationBlock = actualDetails.get(0).getBlock();
assertEquals(firstMutationBlock + 1, actualDetails.get(1).getBlock());
assertEquals(firstMutationBlock + 2, actualDetails.get(2).getBlock());
}
@Test
public void shouldRecordMutationsAsInDifferentBlocksWhenInExceptionHandler() {
createTesteeWith(Mutator.INCREMENTS.asCollection());
final List<MutationDetails> actualDetails = findMutationsFor(HasExceptionBlock.class);
assertTwoMutationsInDifferentBlocks(actualDetails);
}
@Test
public void shouldRecordMutationsAsInDifferentBlocksWhenInDifferentBranchesOfIfStatement() {
createTesteeWith(Mutator.INCREMENTS.asCollection());
final List<MutationDetails> actualDetails = findMutationsFor(SimpleBranch.class);
assertTwoMutationsInDifferentBlocks(actualDetails);
}