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mobile-query-three-plugins-cannonjs-vendor-cannon.js-test-Vec3.js / js



  var cannon = require("../build/cannon");
  
  exports.vec3 = {
      "creation" : function(test) {
          test.expect(3);
  
          var v = new cannon.Vec3(1, 2, 3);
          test.equal(v.x, 1, "Creating a vec3 should set the first parameter to the x value");
          test.equal(v.y, 2, "Creating a vec3 should set the second parameter to the y value");
          test.equal(v.z, 3, "Creating a vec3 should set the third parameter to the z value");
  
          test.done();
      },
  
      "cross" : function(test) {
          test.expect(3);
  
          var v = new cannon.Vec3(1, 2, 3);
          var u = new cannon.Vec3(4, 5, 6);
          v = v.cross(u);
  
          test.equal(v.x, -3, "Calculating cross product x");
          test.equal(v.y, 6, "Calculating cross product x");
          test.equal(v.z, -3, "Calculating cross product x");
  
          test.done();
      },
  
      "dot" : function(test) {
          test.expect(2);
  
          var v = new cannon.Vec3(1, 2, 3);
          var u = new cannon.Vec3(4, 5, 6);
          var dot = v.dot(u);
  
          test.equal(dot, 4 + 10 + 18, "Calculating dot product x");
  
          v = new cannon.Vec3(3, 2, 1);
          u = new cannon.Vec3(4, 5, 6);
          dot = v.dot(u);
  
          test.equal(dot, 12 + 10 + 6, "Calculating dot product x");
  
          test.done();
      },
  
      "set" : function(test) {
          test.expect(3);
  
          var v = new cannon.Vec3(1, 2, 3);
          v.set(4, 5, 6);
  
          test.equal(v.x, 4, "Setting values from x, y, z");
          test.equal(v.y, 5, "Setting values from x, y, z");
          test.equal(v.z, 6, "Setting values from x, y, z");
  
          test.done();
      },
  
      "vadd" : function(test) {
          test.expect(3);
  
          var v = new cannon.Vec3(1, 2, 3);
          var u = new cannon.Vec3(4, 5, 6);
          v = v.vadd(u);
  
          test.equal(v.x, 5, "Adding a vector (x)");
          test.equal(v.y, 7, "Adding a vector (y)");
          test.equal(v.z, 9, "Adding a vector (z)");
  
          test.done();
      }
  };
  


(C) Æliens 04/09/2009

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