public function testItCanCalculateVolume() { $square = new Cube(0); $this->assertEquals(0, $square->volume()); $square = new Cube(2); $this->assertEquals(8, $square->volume()); $square = new Cube(3.14); $this->assertEquals(30.959144, $square->volume()); }
/** * Input a value that serves as the length of 1 side * of a cube and returns the volume. * * @covers Cube::volume */ public function testCubeVolumeComputationIsCorrect() { //Set a mock value for the cube's length of side. //and compute the volume based on the //volume math formula for a cube. $length_of_side = 20; $volume = pow($length_of_side, 3); $this->assertEquals($this->cube->volume(), $volume); }