Extension\ArithmeticTest::testDoubleSum PHP Метод

    public function testDoubleSum()
    {
        $this->assertSame($this->class->doubleSum(), 3.0);
        $this->assertSame($this->class->double2Sum(), 3.0);
        $this->assertSame($this->class->doubleSumSimple(), 3.0);
        $this->assertSame($this->class->doubleSum2Simple(), 3.0);
    }