Merged activation and deactivation tests

@@ -153,27 +153,7 @@ SpecBegin(MASCompositeConstraint) {
 }
 
 #if __IPHONE_OS_VERSION_MIN_REQUIRED >= __IPHONE_8_0
-- (void)testDeactivate
-{
-    NSArray *children = @[
-        [[MASViewConstraint alloc] initWithFirstViewAttribute:view.mas_leading],
-        [[MASViewConstraint alloc] initWithFirstViewAttribute:view.mas_trailing]
-    ];
-    composite = [[MASCompositeConstraint alloc] initWithChildren:children];
-    composite.delegate = delegate;
-    MAS_VIEW *newView = MAS_VIEW.new;
-    [superview addSubview:newView];
-    
-    //first equality statement
-    composite.equalTo(newView);
-    [composite install];
-    
-    expect(superview.constraints).to.haveCountOf(2);
-    [composite deactivate];
-    expect(superview.constraints).to.haveCountOf(0);
-}
-
-- (void)testActivate
+- (void)testActivateDeactivate
 {
     NSArray *children = @[
         [[MASViewConstraint alloc] initWithFirstViewAttribute:view.mas_leading],