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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,195 @@ | ||
| <?php | ||
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| namespace Samsara\Fermat\Provider; | ||
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| use PHPUnit\Framework\TestCase; | ||
| use Samsara\Fermat\Values\ImmutableDecimal; | ||
|
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| /** | ||
| * @runTestsInSeparateProcesses | ||
| * @preserveGlobalState disabled | ||
| */ | ||
| class RandomProviderTest extends TestCase | ||
| { | ||
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| /** | ||
| * @medium | ||
| */ | ||
| public function testRandomIntLargeNumbers() | ||
| { | ||
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| $num1 = new ImmutableDecimal(PHP_INT_MAX); | ||
| $num2 = $num1->add($num1); | ||
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| for ($i=0;$i<20;$i++) { | ||
| $rand = RandomProvider::randomInt($num1, $num2); | ||
| $this->assertTrue($num1->isLessThanOrEqualTo($rand)); | ||
| $this->assertTrue($num2->isGreaterThanOrEqualTo($rand)); | ||
| } | ||
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| } | ||
|
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| /** | ||
| * @medium | ||
| */ | ||
| public function testRandomIntSmallNumbers() | ||
| { | ||
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| $num1 = new ImmutableDecimal('0'); | ||
| $num2 = new ImmutableDecimal('100'); | ||
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| for ($i=0;$i<20;$i++) { | ||
| $rand = RandomProvider::randomInt($num1, $num2); | ||
| $this->assertTrue($num1->isLessThanOrEqualTo($rand)); | ||
| $this->assertTrue($num2->isGreaterThanOrEqualTo($rand)); | ||
| } | ||
|
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| $num1 = 0; | ||
| $num2 = 100; | ||
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| for ($i=0;$i<20;$i++) { | ||
| $rand = RandomProvider::randomInt($num1, $num2); | ||
| $this->assertGreaterThanOrEqual(0, $rand->asInt()); | ||
| $this->assertLessThanOrEqual(100, $rand->asInt()); | ||
| } | ||
|
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| $num1 = new ImmutableDecimal('0'); | ||
| $num2 = new ImmutableDecimal('100'); | ||
|
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| for ($i=0;$i<20;$i++) { | ||
| $rand = RandomProvider::randomInt($num1, $num2, RandomProvider::MODE_SPEED); | ||
| $this->assertTrue($num1->isLessThanOrEqualTo($rand)); | ||
| $this->assertTrue($num2->isGreaterThanOrEqualTo($rand)); | ||
| } | ||
|
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| } | ||
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| public function testRandomIntNegativeNumbers() | ||
| { | ||
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| $num1 = new ImmutableDecimal('-100'); | ||
| $num2 = new ImmutableDecimal('-50'); | ||
|
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| for ($i=0;$i<20;$i++) { | ||
| $rand = RandomProvider::randomInt($num1, $num2); | ||
| $this->assertTrue($num1->isLessThanOrEqualTo($rand)); | ||
| $this->assertTrue($num2->isGreaterThanOrEqualTo($rand)); | ||
| } | ||
|
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| } | ||
|
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| public function testRandomIntPosNegNumbers() | ||
| { | ||
|
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| $num1 = new ImmutableDecimal('-100'); | ||
| $num2 = new ImmutableDecimal('100'); | ||
|
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| for ($i=0;$i<20;$i++) { | ||
| $rand = RandomProvider::randomInt($num1, $num2); | ||
| $this->assertTrue($num1->isLessThanOrEqualTo($rand)); | ||
| $this->assertTrue($num2->isGreaterThanOrEqualTo($rand)); | ||
| } | ||
|
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| } | ||
|
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| public function testRandomIntEqualInput() | ||
| { | ||
|
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| $num1 = new ImmutableDecimal('100'); | ||
| $num2 = new ImmutableDecimal('100'); | ||
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| $this->expectWarning(); | ||
| $this->expectWarningMessage('Attempted to get a random value for a range of no size, with minimum of 100 and maximum of 100'); | ||
| $this->assertEquals('100', RandomProvider::randomInt($num1, $num2)->getValue()); | ||
|
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| } | ||
|
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| public function testRandomDecimal() | ||
| { | ||
|
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| $num1 = new ImmutableDecimal('0'); | ||
| $num2 = new ImmutableDecimal('1'); | ||
|
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| for ($i=0;$i<20;$i++) { | ||
| $rand = RandomProvider::randomDecimal(3); | ||
| $this->assertTrue($num1->isLessThanOrEqualTo($rand)); | ||
| $this->assertTrue($num2->isGreaterThanOrEqualTo($rand)); | ||
| } | ||
|
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| $num1 = new ImmutableDecimal('0'); | ||
| $num2 = new ImmutableDecimal('1'); | ||
|
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| for ($i=0;$i<20;$i++) { | ||
| $rand = RandomProvider::randomDecimal(3, RandomProvider::MODE_SPEED); | ||
| $this->assertTrue($num1->isLessThanOrEqualTo($rand)); | ||
| $this->assertTrue($num2->isGreaterThanOrEqualTo($rand)); | ||
| } | ||
|
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| } | ||
|
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| public function testRandomRealStraddle() | ||
| { | ||
|
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| $num1 = new ImmutableDecimal('0.9'); | ||
| $num2 = new ImmutableDecimal('1.1'); | ||
|
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| for ($i=0;$i<20;$i++) { | ||
| $rand = RandomProvider::randomReal($num1, $num2, 3); | ||
| $this->assertTrue($num1->isLessThanOrEqualTo($rand)); | ||
| $this->assertTrue($num2->isGreaterThanOrEqualTo($rand)); | ||
| $this->assertLessThanOrEqual(5, strlen($rand->getValue())); | ||
| } | ||
|
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| $num1 = new ImmutableDecimal('0.9'); | ||
| $num2 = new ImmutableDecimal('1.1'); | ||
|
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| for ($i=0;$i<20;$i++) { | ||
| $rand = RandomProvider::randomReal($num1, $num2, 8); | ||
| $this->assertTrue($num1->isLessThanOrEqualTo($rand)); | ||
| $this->assertTrue($num2->isGreaterThanOrEqualTo($rand)); | ||
| $this->assertLessThanOrEqual(10, strlen($rand->getValue())); | ||
| } | ||
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| } | ||
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| public function testRandomRealBounded() | ||
| { | ||
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| $num1 = new ImmutableDecimal('0.4'); | ||
| $num2 = new ImmutableDecimal('0.5'); | ||
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| for ($i=0;$i<20;$i++) { | ||
| $rand = RandomProvider::randomReal($num1, $num2, 3); | ||
| $this->assertTrue($num1->isLessThanOrEqualTo($rand)); | ||
| $this->assertTrue($num2->isGreaterThanOrEqualTo($rand)); | ||
| $this->assertLessThanOrEqual(5, strlen($rand->getValue())); | ||
| } | ||
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| $num1 = new ImmutableDecimal('4.04'); | ||
| $num2 = new ImmutableDecimal('4.05'); | ||
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| for ($i=0;$i<20;$i++) { | ||
| $rand = RandomProvider::randomReal($num1, $num2, 8); | ||
| $this->assertTrue($num1->isLessThanOrEqualTo($rand)); | ||
| $this->assertTrue($num2->isGreaterThanOrEqualTo($rand)); | ||
| $this->assertLessThanOrEqual(10, strlen($rand->getValue())); | ||
| } | ||
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| } | ||
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| public function testRandomRealRange() | ||
| { | ||
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| $num1 = new ImmutableDecimal('0.4'); | ||
| $num2 = new ImmutableDecimal('2.6'); | ||
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| for ($i=0;$i<20;$i++) { | ||
| $rand = RandomProvider::randomReal($num1, $num2, 3); | ||
| $this->assertTrue($num1->isLessThanOrEqualTo($rand)); | ||
| $this->assertTrue($num2->isGreaterThanOrEqualTo($rand)); | ||
| $this->assertLessThanOrEqual(5, strlen($rand->getValue())); | ||
| } | ||
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| } | ||
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| } |
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