Runalyze\DEM\Tests\Interpolation\LambdaInterpolationTest

Complexity

Total Complexity

3

Size/Duplication

Total Lines	33
Duplicated Lines	0 %

Coupling/Cohesion

Components	0
Dependencies	2

Importance

Changes	1
Bugs	0	Features	0

<?php
class LambdaInterpolationTest extends \PHPUnit_Framework_TestCase
{
    /**
     * @expectedException InvalidArgumentException
     */
    public function testInvalidClosure()
    {
        new LambdaInterpolation(function () {
            return 1;
        });
    }

    /**
     * @expectedException InvalidArgumentException
     */
    public function testThatInvalidCallsAreDetected()
    {
        $Interpolation = new LambdaInterpolation(function ($x, $y, array $elevationOnBoundingBox) {
            return 1;
        });

        $Interpolation->interpolate(0.5, 0.14, [1, 2, 3]);
    }

    public function testConstantClosure()
    {
        $Interpolation = new LambdaInterpolation(function ($x, $y, array $elevationOnBoundingBox) {
            return 42;
        });

        $this->assertEquals(42, $Interpolation->interpolate(0.314, 0.42, [100, 100, 100, 100]));
    }
}