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<?php |
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namespace PHP\Math\BigIntegerTest; |
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use PHP\Math\BigInteger\BigInteger; |
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use PHPUnit_Framework_TestCase; |
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class BigIntegerSubtractTest extends PHPUnit_Framework_TestCase |
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{ |
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public function testWithInteger() |
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{ |
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// Arrange |
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$bigInteger = new BigInteger('123'); |
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// Act |
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$bigInteger->subtract(123); |
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// Assert |
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$this->assertInternalType('string', $bigInteger->getValue()); |
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$this->assertEquals('0', $bigInteger->getValue()); |
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} |
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public function testWithString() |
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{ |
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// Arrange |
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$bigInteger = new BigInteger('123'); |
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// Act |
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$bigInteger->subtract('123'); |
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// Assert |
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$this->assertInternalType('string', $bigInteger->getValue()); |
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$this->assertEquals('0', $bigInteger->getValue()); |
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} |
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public function testWithBigInteger() |
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{ |
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// Arrange |
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$bigInteger = new BigInteger('123'); |
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$bigIntegerValue = new BigInteger('123'); |
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// Act |
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$bigInteger->subtract($bigIntegerValue); |
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// Assert |
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$this->assertInternalType('string', $bigInteger->getValue()); |
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$this->assertEquals('0', $bigInteger->getValue()); |
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} |
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/** |
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* @expectedException InvalidArgumentException |
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*/ |
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public function testWithInvalidValue() |
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{ |
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// Arrange |
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$bigInteger = new BigInteger('123'); |
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// Act |
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$bigInteger->subtract('123.123'); |
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// Assert |
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// ... |
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} |
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public function testWithMutableFalse() |
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{ |
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// Arrange |
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$bigInteger = new BigInteger('123', false); |
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// Act |
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$newBigInteger = $bigInteger->subtract('123'); |
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// Assert |
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$this->assertInstanceOf('PHP\Math\BigInteger\BigInteger', $bigInteger); |
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$this->assertInstanceOf('PHP\Math\BigInteger\BigInteger', $newBigInteger); |
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$this->assertEquals('123', $bigInteger->getValue()); |
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$this->assertEquals('0', $newBigInteger->getValue()); |
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} |
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public function testWithMutableTrue() |
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{ |
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// Arrange |
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$bigInteger = new BigInteger('123', true); |
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// Act |
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$newBigInteger = $bigInteger->subtract('123'); |
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// Assert |
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$this->assertInstanceOf('PHP\Math\BigInteger\BigInteger', $bigInteger); |
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$this->assertInstanceOf('PHP\Math\BigInteger\BigInteger', $newBigInteger); |
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$this->assertEquals('0', $bigInteger->getValue()); |
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$this->assertEquals('0', $newBigInteger->getValue()); |
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} |
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} |
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phpmath /
biginteger
