@@ -776,7 +776,6 @@ -(void)testBodyEachCollisionPair
776776 [physicsNode onExit ];
777777}
778778
779-
780779// Focusing on Position.
781780-(void )testKineticBodyBasic1
782781{
@@ -954,6 +953,156 @@ -(void)testKineticNodeActionsBasic1
954953
955954
956955
956+ -(void )testApplyImpulse
957+ {
958+ CCPhysicsNode *physics = [CCPhysicsNode node ];
959+ [physics onEnter ];
960+
961+ {
962+ CCNode *node = [CCNode node ];
963+ [physics addChild: node];
964+
965+ node.physicsBody = [CCPhysicsBody bodyWithCircleOfRadius: 1 andCenter: CGPointZero];
966+ node.physicsBody .mass = 5 ;
967+
968+ node.physicsBody .velocity = ccp (10 , 10 );
969+ [node.physicsBody applyImpulse: ccp (5 , 5 )];
970+ XCTAssert (ccpDistance (ccp (11 , 11 ), node.physicsBody .velocity ) < 1e-5 , @" "
971+ }{
972+ CCNode *node = [CCNode node ];
973+ node.rotation = 90 ;
974+ [physics addChild: node];
975+
976+ node.physicsBody = [CCPhysicsBody bodyWithCircleOfRadius: 1 andCenter: CGPointZero];
977+ node.physicsBody .mass = 5 ;
978+
979+ node.physicsBody .velocity = ccp (10 , 10 );
980+ [node.physicsBody applyImpulse: ccp (5 , 5 )];
981+ XCTAssert (ccpDistance (ccp (11 , 11 ), node.physicsBody .velocity ) < 1e-5 , @" "
982+ }{
983+ CCNode *node = [CCNode node ];
984+ node.position = ccp (20 , 20 );
985+ [physics addChild: node];
986+
987+ node.physicsBody = [CCPhysicsBody bodyWithCircleOfRadius: 1 andCenter: CGPointZero];
988+ node.physicsBody .mass = 5 ;
989+
990+ node.physicsBody .velocity = ccp (10 , 10 );
991+ [node.physicsBody applyImpulse: ccp (5 , 5 ) atWorldPoint: node.position];
992+ XCTAssert (ccpDistance (ccp (11 , 11 ), node.physicsBody .velocity ) < 1e-5 , @" "
993+ }{
994+ CCNode *node = [CCNode node ];
995+ node.position = ccp (20 , 20 );
996+ [physics addChild: node];
997+
998+ node.physicsBody = [CCPhysicsBody bodyWithCircleOfRadius: 1 andCenter: CGPointZero];
999+ node.physicsBody .mass = 5 ;
1000+
1001+ node.physicsBody .velocity = ccp (10 , 10 );
1002+ [node.physicsBody applyImpulse: ccp (5 , 5 ) atLocalPoint: ccp (0 , 0 )];
1003+ XCTAssert (ccpDistance (ccp (11 , 11 ), node.physicsBody .velocity ) < 1e-5 , @" "
1004+ }{
1005+ CCNode *node = [CCNode node ];
1006+ node.position = ccp (20 , 20 );
1007+ node.rotation = 90 ;
1008+ [physics addChild: node];
1009+
1010+ node.physicsBody = [CCPhysicsBody bodyWithCircleOfRadius: 1 andCenter: CGPointZero];
1011+ node.physicsBody .mass = 5 ;
1012+
1013+ node.physicsBody .velocity = ccp (10 , 10 );
1014+ [node.physicsBody applyImpulse: ccp (5 , 0 ) atLocalPoint: ccp (0 , 0 )];
1015+ XCTAssert (ccpDistance (ccp (10 , 9 ), node.physicsBody .velocity ) < 1e-5 , @" "
1016+ }{
1017+ CCNode *node = [CCNode node ];
1018+ node.position = ccp (20 , 20 );
1019+ node.rotation = 180 ;
1020+ [physics addChild: node];
1021+
1022+ node.physicsBody = [CCPhysicsBody bodyWithCircleOfRadius: 1 andCenter: CGPointZero];
1023+ node.physicsBody .mass = 5 ;
1024+
1025+ node.physicsBody .velocity = ccp (10 , 10 );
1026+ [node.physicsBody applyImpulse: ccp (5 , 0 ) atLocalPoint: ccp (0 , 1 )];
1027+ XCTAssert (ccpDistance (ccp (9 , 10 ), node.physicsBody .velocity ) < 1e-5 , @" "
1028+ XCTAssertEqualWithAccuracy (node.physicsBody .angularVelocity , -2 , 1e-5 , @" "
1029+ }
1030+
1031+ [physics onExit ];
1032+ }
1033+
1034+ -(void )testApplyForce
1035+ {
1036+ CCPhysicsNode *physics = [CCPhysicsNode node ];
1037+ [physics onEnter ];
1038+
1039+ {
1040+ CCNode *node = [CCNode node ];
1041+ [physics addChild: node];
1042+
1043+ node.physicsBody = [CCPhysicsBody bodyWithCircleOfRadius: 1 andCenter: CGPointZero];
1044+ node.physicsBody .mass = 5 ;
1045+
1046+ [node.physicsBody applyForce: ccp (5 , 5 )];
1047+ XCTAssert (ccpDistance (ccp (5 , 5 ), node.physicsBody .force ) < 1e-5 , @" "
1048+ }{
1049+ CCNode *node = [CCNode node ];
1050+ node.rotation = 90 ;
1051+ [physics addChild: node];
1052+
1053+ node.physicsBody = [CCPhysicsBody bodyWithCircleOfRadius: 1 andCenter: CGPointZero];
1054+ node.physicsBody .mass = 5 ;
1055+
1056+ [node.physicsBody applyForce: ccp (5 , 5 )];
1057+ XCTAssert (ccpDistance (ccp (5 , 5 ), node.physicsBody .force ) < 1e-5 , @" "
1058+ }{
1059+ CCNode *node = [CCNode node ];
1060+ node.position = ccp (20 , 20 );
1061+ [physics addChild: node];
1062+
1063+ node.physicsBody = [CCPhysicsBody bodyWithCircleOfRadius: 1 andCenter: CGPointZero];
1064+ node.physicsBody .mass = 5 ;
1065+
1066+ [node.physicsBody applyForce: ccp (5 , 5 ) atWorldPoint: node.position];
1067+ XCTAssert (ccpDistance (ccp (5 , 5 ), node.physicsBody .force ) < 1e-5 , @" "
1068+ }{
1069+ CCNode *node = [CCNode node ];
1070+ node.position = ccp (20 , 20 );
1071+ [physics addChild: node];
1072+
1073+ node.physicsBody = [CCPhysicsBody bodyWithCircleOfRadius: 1 andCenter: CGPointZero];
1074+ node.physicsBody .mass = 5 ;
1075+
1076+ [node.physicsBody applyForce: ccp (5 , 5 ) atLocalPoint: ccp (0 , 0 )];
1077+ XCTAssert (ccpDistance (ccp (5 , 5 ), node.physicsBody .force ) < 1e-5 , @" "
1078+ }{
1079+ CCNode *node = [CCNode node ];
1080+ node.position = ccp (20 , 20 );
1081+ node.rotation = 90 ;
1082+ [physics addChild: node];
1083+
1084+ node.physicsBody = [CCPhysicsBody bodyWithCircleOfRadius: 1 andCenter: CGPointZero];
1085+ node.physicsBody .mass = 5 ;
1086+
1087+ [node.physicsBody applyForce: ccp (5 , 0 ) atLocalPoint: ccp (0 , 0 )];
1088+ XCTAssert (ccpDistance (ccp (0 , -5 ), node.physicsBody .force ) < 1e-5 , @" "
1089+ }{
1090+ CCNode *node = [CCNode node ];
1091+ node.position = ccp (20 , 20 );
1092+ node.rotation = 180 ;
1093+ [physics addChild: node];
1094+
1095+ node.physicsBody = [CCPhysicsBody bodyWithCircleOfRadius: 1 andCenter: CGPointZero];
1096+ node.physicsBody .mass = 5 ;
1097+
1098+ [node.physicsBody applyForce: ccp (5 , 0 ) atLocalPoint: ccp (0 , 1 )];
1099+ XCTAssert (ccpDistance (ccp (-5 , 0 ), node.physicsBody .force ) < 1e-5 , @" "
1100+ XCTAssertEqualWithAccuracy (node.physicsBody .torque , -5 , 1e-5 , @" "
1101+ }
1102+
1103+ [physics onExit ];
1104+ }
1105+
9571106// TODO
9581107// * Check that body and shape settings are preserved through multiple add/remove cycles and are actually applied to the cpBody.
9591108// * Check that changing properties before and after adding to an active physics node updates the properties correctly.
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