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/* Copyright (c) 2013 Scott Lembcke and Howling Moon Software
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#import <XCTest/XCTest.h>
#import "ObjectiveChipmunk/ObjectiveChipmunk.h"
@interface ShapeTest : XCTestCase {}
@end
@implementation ShapeTest
#define AssertEqualStruct(a, b, m) {typeof(a) __a = a; typeof(b) __b = b; XCTAssertTrue(memcmp(&__a, &__b, sizeof(a)) == 0, m);}
#define TestAccessors(o, p, v) o.p = v; XCTAssertEqual(o.p, v, @"");
#define TestAccessorsV(o, p, v) o.p = v; XCTAssertTrue(cpveql(o.p, v), @"");
#define TestAccessorsS(o, p, v) o.p = v; AssertEqualStruct(o.p, v, @"");
static void
testPropertiesHelper(id self, ChipmunkBody *body, ChipmunkShape *shape)
{
XCTAssertNotEqual(shape.shape, NULL, @"");
XCTAssertEqual(body, shape.body, @"");
XCTAssertNil(shape.userData, @"");
XCTAssertFalse(shape.sensor, @"");
XCTAssertEqual(shape.elasticity, (cpFloat)0, @"");
XCTAssertEqual(shape.friction, (cpFloat)0, @"");
XCTAssertTrue(cpveql(shape.surfaceVelocity, cpvzero), @"");
XCTAssertNil(shape.collisionType, @"");
AssertEqualStruct(shape.filter, CP_SHAPE_FILTER_ALL, @"");
cpBB bb = [shape cacheBB];
AssertEqualStruct(shape.bb, bb, @"");
TestAccessors(shape, userData, @"object");
TestAccessors(shape, sensor, YES);
TestAccessors(shape, elasticity, (cpFloat)0);
TestAccessors(shape, friction, (cpFloat)0);
TestAccessorsV(shape, surfaceVelocity, cpv(5,6));
TestAccessors(shape, collisionType, @"type");
cpShapeFilter f = {@"group", 456, 789};
TestAccessorsS(shape, filter, f);
}
-(void)testProperties {
ChipmunkBody *body = [ChipmunkBody bodyWithMass:1 andMoment:1];
ChipmunkCircleShape *circle = [ChipmunkCircleShape circleWithBody:body radius:1 offset:cpv(1,2)];
testPropertiesHelper(self, body, circle);
XCTAssertEqual(circle.radius, (cpFloat)1, @"");
XCTAssertTrue(cpveql(circle.offset, cpv(1,2)), @"");
XCTAssertTrue([circle pointQuery:cpv(1,2)].distance <= 0.0f, @"");
XCTAssertTrue([circle pointQuery:cpv(1,2.9)].distance <= 0.0f, @"");
XCTAssertFalse([circle pointQuery:cpv(1,3.1)].distance <= 0.0f, @"");
ChipmunkSegmentShape *segment = [ChipmunkSegmentShape segmentWithBody:body from:cpvzero to:cpv(1,0) radius:1];
testPropertiesHelper(self, body, segment);
XCTAssertTrue(cpveql(segment.a, cpvzero), @"");
XCTAssertTrue(cpveql(segment.b, cpv(1,0)), @"");
XCTAssertTrue(cpveql(segment.normal, cpv(0,-1)), @"");
XCTAssertTrue([segment pointQuery:cpvzero].distance <= 0.0f, @"");
XCTAssertTrue([segment pointQuery:cpv(1,0)].distance <= 0.0f, @"");
XCTAssertTrue([segment pointQuery:cpv(0.5, 0.5)].distance <= 0.0f, @"");
XCTAssertFalse([segment pointQuery:cpv(0,3)].distance <= 0.0f, @"");
ChipmunkPolyShape *poly = [ChipmunkPolyShape boxWithBody:body width:10 height:10 radius:0.0f];
testPropertiesHelper(self, body, poly);
XCTAssertTrue([poly pointQuery:cpv(0,0)].distance <= 0.0f, @"");
XCTAssertTrue([poly pointQuery:cpv(3,3)].distance <= 0.0f, @"");
XCTAssertFalse([poly pointQuery:cpv(-10,0)].distance <= 0.0f, @"");
// TODO should add segment query tests
}
-(void)testSpace {
// TODO
}
@end
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