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Re-add nil tests

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This commit is contained in:
Adlai Holler
2015-09-16 15:36:52 -07:00
parent 262d65eea9
commit 04690c0a4c
1 changed files with 21 additions and 0 deletions
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21
AsyncDisplayKitTests/ASDisplayNodeTests.m
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@@ -1042,6 +1042,8 @@ static inline BOOL _CGPointEqualToPointWithEpsilon(CGPoint point1, CGPoint point
- (void)testSubnodes
{
ASDisplayNode *parent = [[ASDisplayNode alloc] init];
ASDisplayNode *nilNode = nil;
XCTAssertNoThrow([parent addSubnode:nilNode], @"Don't try to add nil, but we'll deal.");
XCTAssertNoThrow([parent addSubnode:parent], @"Not good, test that we recover");
XCTAssertEqual(0u, parent.subnodes.count, @"We shouldn't have any subnodes");
}
@@ -1455,9 +1457,16 @@ static inline BOOL _CGPointEqualToPointWithEpsilon(CGPoint point1, CGPoint point
XCTAssertNodeSubnodeSubviewSublayerOrder(parent, loaded, isLayerBacked, @"c,a,b", @"Incorrect insertion below");
XCTAssertNodesHaveParent(parent, a, b, c);
// Check insertSubnode with no below
ASDisplayNode *nilNode = nil;
XCTAssertThrows([parent insertSubnode:b belowSubnode:nilNode], @"Can't insert below a nil");
// Check nothing was inserted
XCTAssertNodeSubnodeSubviewSublayerOrder(parent, loaded, isLayerBacked, @"c,a,b", @"Incorrect insertion below");
XCTAssertThrows([parent insertSubnode:nilNode belowSubnode:nilNode], @"Can't insert a nil subnode");
XCTAssertThrows([parent insertSubnode:nilNode belowSubnode:a], @"Can't insert a nil subnode");
// Check inserting below when you're already in the array
// (c,a,b) => (a,c,b)
[parent insertSubnode:c belowSubnode:b];
@@ -1528,6 +1537,18 @@ static inline BOOL _CGPointEqualToPointWithEpsilon(CGPoint point1, CGPoint point
[parent insertSubnode:c aboveSubnode:a];
XCTAssertNodeSubnodeSubviewSublayerOrder(parent, loaded, isLayerBacked, @"a,c,b", @"After insert c above a");
// Check insertSubnode with invalid parameters throws and doesn't change anything
// (a,c,b) => (a,c,b)
ASDisplayNode *nilNode = nil;
XCTAssertThrows([parent insertSubnode:b aboveSubnode:nilNode], @"Can't insert below a nil");
XCTAssertNodeSubnodeSubviewSublayerOrder(parent, loaded, isLayerBacked, @"a,c,b", @"Check no monkey business");
XCTAssertThrows([parent insertSubnode:nilNode aboveSubnode:nilNode], @"Can't insert a nil subnode");
XCTAssertNodeSubnodeSubviewSublayerOrder(parent, loaded, isLayerBacked, @"a,c,b", @"Check no monkey business");
XCTAssertThrows([parent insertSubnode:nilNode aboveSubnode:a], @"Can't insert a nil subnode");
XCTAssertNodeSubnodeSubviewSublayerOrder(parent, loaded, isLayerBacked, @"a,c,b", @"Check no monkey business");
// Check inserting above when you're already in the array
// (a,c,b) => (c,b,a)
[parent insertSubnode:a aboveSubnode:b];