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<?php
/* Icinga DB Web | (c) 2023 Icinga GmbH | GPLv2 */
namespace Tests\Icinga\Module\Icingadb\Util;
use Icinga\Module\Icingadb\Util\ThresholdRange;
use PHPUnit\Framework\TestCase;
class ThresholdRangeTest extends TestCase
{
public function testFromStringProperlyParsesDoubleExclusiveRanges()
{
$outside0And10 = ThresholdRange::fromString('10');
$this->assertSame(
0.0,
$outside0And10->getMin(),
'ThresholdRange::fromString() does not identify zero as default minimum for double exclusive ranges'
);
$this->assertSame(
10.0,
$outside0And10->getMax(),
'ThresholdRange::fromString() does not identify ten as explicit maximum for double exclusive ranges'
);
$this->assertFalse(
$outside0And10->isInverted(),
'ThresholdRange::fromString() identifies double exclusive ranges as inclusive'
);
$outside10And20 = ThresholdRange::fromString('10:20');
$this->assertSame(
10.0,
$outside10And20->getMin(),
'ThresholdRange::fromString() does not identify ten as explicit minimum for double exclusive ranges'
);
$this->assertSame(
20.0,
$outside10And20->getMax(),
'ThresholdRange::fromString() does not identify twenty as explicit maximum for double exclusive ranges'
);
$this->assertFalse(
$outside10And20->isInverted(),
'ThresholdRange::fromString() identifies double exclusive ranges as inclusive'
);
}
/**
* @depends testFromStringProperlyParsesDoubleExclusiveRanges
*/
public function testContainsCorrectlyEvaluatesDoubleExclusiveRanges()
{
$outside0And10 = ThresholdRange::fromString('10');
$this->assertFalse(
$outside0And10->contains(-1),
'ThresholdRange::contains() identifies negative values as greater than or equal to zero'
);
$this->assertFalse(
$outside0And10->contains(11),
'ThresholdRange::contains() identifies eleven as smaller than or equal to ten'
);
$this->assertTrue(
$outside0And10->contains(10),
'ThresholdRange::contains() identifies 10 as outside the range 0..10'
);
$outside10And20 = ThresholdRange::fromString('10:20');
$this->assertFalse(
$outside10And20->contains(9),
'ThresholdRange::contains() identifies nine as greater than or equal to 10'
);
$this->assertFalse(
$outside10And20->contains(21),
'ThresholdRange::contains() identifies twenty-one as smaller than or equal to twenty'
);
$this->assertTrue(
$outside10And20->contains(20),
'ThresholdRange::contains() identifies 20 as outside the range 10..20'
);
}
public function testFromStringProperlyParsesSingleExclusiveRanges()
{
$smallerThan10 = ThresholdRange::fromString('10:');
$this->assertSame(
10.0,
$smallerThan10->getMin(),
'ThresholdRange::fromString() does not identify ten as explicit minimum for single exclusive ranges'
);
$this->assertNull(
$smallerThan10->getMax(),
'ThresholdRange::fromString() does not identify infinity as default maximum for single exclusive ranges'
);
$this->assertFalse(
$smallerThan10->isInverted(),
'ThresholdRange::fromString() identifies single exclusive ranges as inclusive'
);
$greaterThan10 = ThresholdRange::fromString('~:10');
$this->assertNull(
$greaterThan10->getMin(),
'ThresholdRange::fromString() does not identify infinity as explicit minimum for single exclusive ranges'
);
$this->assertSame(
10.0,
$greaterThan10->getMax(),
'ThresholdRange::fromString() does not identify ten as explicit maximum for single exclusive ranges'
);
$this->assertFalse(
$greaterThan10->isInverted(),
'ThresholdRange::fromString() identifies single exclusive ranges as inclusive'
);
}
/**
* @depends testFromStringProperlyParsesSingleExclusiveRanges
*/
public function testContainsCorrectlyEvaluatesSingleExclusiveRanges()
{
$smallerThan10 = ThresholdRange::fromString('10:');
$this->assertFalse(
$smallerThan10->contains(9),
'ThresholdRange::contains() identifies nine as greater than or equal to ten'
);
$this->assertTrue(
$smallerThan10->contains(PHP_INT_MAX),
'ThresholdRange::contains() identifies infinity as outside the range 10..~'
);
$greaterThan10 = ThresholdRange::fromString('~:10');
$this->assertFalse(
$greaterThan10->contains(11),
'ThresholdRange::contains() identifies eleven as smaller than or equal to ten'
);
$this->assertTrue(
$greaterThan10->contains(~PHP_INT_MAX),
'ThresholdRange::contains() identifies negative infinity as outside the range ~..10'
);
}
public function testFromStringProperlyParsesInclusiveRanges()
{
$inside0And10 = ThresholdRange::fromString('@10');
$this->assertSame(
0.0,
$inside0And10->getMin(),
'ThresholdRange::fromString() does not identify zero as default minimum for inclusive ranges'
);
$this->assertSame(
10.0,
$inside0And10->getMax(),
'ThresholdRange::fromString() does not identify ten as explicit maximum for inclusive ranges'
);
$this->assertTrue(
$inside0And10->isInverted(),
'ThresholdRange::fromString() identifies inclusive ranges as double exclusive'
);
$inside10And20 = ThresholdRange::fromString('@10:20');
$this->assertSame(
10.0,
$inside10And20->getMin(),
'ThresholdRange::fromString() does not identify ten as explicit minimum for inclusive ranges'
);
$this->assertSame(
20.0,
$inside10And20->getMax(),
'ThresholdRange::fromString() does not identify twenty as explicit maximum for inclusive ranges'
);
$this->assertTrue(
$inside10And20->isInverted(),
'ThresholdRange::fromString() identifies inclusive ranges as double exclusive'
);
$greaterThan10 = ThresholdRange::fromString('@10:');
$this->assertSame(
10.0,
$greaterThan10->getMin(),
'ThresholdRange::fromString() does not identify ten as explicit minimum for inclusive ranges'
);
$this->assertNull(
$greaterThan10->getMax(),
'ThresholdRange::fromString() does not identify infinity as default maximum for inclusive ranges'
);
$this->assertTrue(
$greaterThan10->isInverted(),
'ThresholdRange::fromString() identifies inclusive ranges as single exclusive'
);
$smallerThan10 = ThresholdRange::fromString('@~:10');
$this->assertNull(
$smallerThan10->getMin(),
'ThresholdRange::fromString() does not identify infinity as explicit minimum for inclusive ranges'
);
$this->assertSame(
10.0,
$smallerThan10->getMax(),
'ThresholdRange::fromString() does not identify ten as explicit maximum for inclusive ranges'
);
$this->assertTrue(
$smallerThan10->isInverted(),
'ThresholdRange::fromString() identifies inclusive ranges as single exclusive'
);
}
/**
* @depends testFromStringProperlyParsesInclusiveRanges
*/
public function testContainsCorrectlyEvaluatesInclusiveRanges()
{
$inside0And10 = ThresholdRange::fromString('@10');
$this->assertFalse(
$inside0And10->contains(10),
'ThresholdRange::contains() identifies ten as greater than ten'
);
$this->assertTrue(
$inside0And10->contains(11),
'ThresholdRange::contains() identifies eleven as smaller than or equal to ten'
);
$this->assertTrue(
$inside0And10->contains(-1),
'ThresholdRange::contains() identifies negative values as greater than or equal to zero'
);
$inside10And20 = ThresholdRange::fromString('@10:20');
$this->assertFalse(
$inside10And20->contains(20),
'ThresholdRange::contains() identifies twenty as greater than twenty'
);
$this->assertTrue(
$inside10And20->contains(21),
'ThresholdRange::contains() identifies twenty-one as smaller than or equal to twenty'
);
$this->assertTrue(
$inside10And20->contains(9),
'ThresholdRange::contains() identifies nine as greater than or equal to ten'
);
$greaterThan10 = ThresholdRange::fromString('@10:');
$this->assertFalse(
$greaterThan10->contains(PHP_INT_MAX),
'ThresholdRange::contains() identifies infinity as smaller than ten'
);
$this->assertTrue(
$greaterThan10->contains(9),
'ThresholdRange::contains() identifies nine as greater than or equal to ten'
);
$smallerThan10 = ThresholdRange::fromString('@~:10');
$this->assertFalse(
$smallerThan10->contains(~PHP_INT_MAX),
'ThresholdRange::contains() identifies negative infinity as greater than ten'
);
$this->assertTrue(
$smallerThan10->contains(11),
'ThresholdRange::contains() identifies eleven as smaller than or equal to ten'
);
}
public function testFromStringProperlyParsesEmptyThresholds()
{
$emptyThreshold = ThresholdRange::fromString('');
$this->assertNull(
$emptyThreshold->getMin(),
'ThresholdRange::fromString() does not identify negative infinity as implicit minimum for empty strings'
);
$this->assertNull(
$emptyThreshold->getMax(),
'ThresholdRange::fromString() does not identify infinity as implicit maximum for empty strings'
);
$this->assertFalse(
$emptyThreshold->isInverted(),
'ThresholdRange::fromString() identifies empty strings as inclusive ranges rather than exclusive'
);
}
/**
* @depends testFromStringProperlyParsesEmptyThresholds
*/
public function testContainsEvaluatesEverythingToTrueForEmptyThresholds()
{
$emptyThreshold = ThresholdRange::fromString('');
$this->assertTrue(
$emptyThreshold->contains(0),
'ThresholdRange::contains() does not identify zero as valid without any threshold'
);
$this->assertTrue(
$emptyThreshold->contains(10),
'ThresholdRange::contains() does not identify ten as valid without any threshold'
);
$this->assertTrue(
$emptyThreshold->contains(PHP_INT_MAX),
'ThresholdRange::contains() does not identify infinity as valid without any threshold'
);
$this->assertTrue(
$emptyThreshold->contains(~PHP_INT_MAX),
'ThresholdRange::contains() does not identify negative infinity as valid without any threshold'
);
}
public function testInvalidThresholdNotationsAreRenderedAsIs()
{
$this->assertSame(
':',
(string) ThresholdRange::fromString(':')
);
$this->assertSame(
'~:',
(string) ThresholdRange::fromString('~:')
);
$this->assertSame(
'20:10',
(string) ThresholdRange::fromString('20:10')
);
$this->assertSame(
'10@',
(string) ThresholdRange::fromString('10@')
);
$this->assertSame(
'foo',
(string) ThresholdRange::fromString('foo')
);
$this->assertSame(
'4,4:2,2',
(string) ThresholdRange::fromString('4,4:2,2')
);
}
public function testInvalidThresholdNotationsConsideredInValid()
{
$this->assertFalse(
ThresholdRange::fromString('10@')->isValid(),
'Invalid threshold notation 10@ considered as valid'
);
$this->assertFalse(
ThresholdRange::fromString('foo')->isValid(),
'Invalid threshold notation foo considered as valid'
);
$this->assertFalse(
ThresholdRange::fromString('4,4:2,2')->isValid(),
'Invalid threshold notation 4,4:2,2 considered as valid'
);
}
}
|
