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<?php |
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/* |
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* This file is part of the Runalyze DEM Reader. |
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* |
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* (c) RUNALYZE <[email protected]> |
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* |
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* This source file is subject to the MIT license that is bundled |
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* with this source code in the file LICENSE. |
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*/ |
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namespace Runalyze\DEM\Tests\Provider\GeoTIFF; |
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use Runalyze\DEM\Interpolation\BilinearInterpolation; |
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use Runalyze\DEM\Provider\GeoTIFF\SRTM4Provider; |
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class SRTM4ProviderTest extends \PHPUnit_Framework_TestCase |
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{ |
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/** @var string */ |
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const PATH_TO_FILES = '/../../../../tests/testfiles/'; |
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/** |
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* @var SRTM4Provider |
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*/ |
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protected $Provider; |
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public function setUp() |
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{ |
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$this->Provider = new SRTM4Provider(__DIR__.self::PATH_TO_FILES); |
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$this->Provider->setInterpolation(new BilinearInterpolation()); |
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} |
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/** |
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* @param string $filename |
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*/ |
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protected function checkFile($filename) |
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{ |
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if (!file_exists(__DIR__.self::PATH_TO_FILES.$filename)) { |
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$this->markTestSkipped('Required testfile "'.$filename.'" is not available.'); |
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} |
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} |
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public function testThatLocationOutOfBoundsIsRecognized() |
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{ |
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$this->assertFalse($this->Provider->hasDataFor([ |
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[90.0, 0.1], |
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])); |
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} |
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public function testInvalidLocation() |
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{ |
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$this->assertFalse($this->Provider->getElevation(0.0, 0.0)); |
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} |
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public function testThatAvailableFileIsRecognized() |
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{ |
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$this->checkFile('srtm_38_03.tif'); |
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$this->assertTrue($this->Provider->hasDataFor([ |
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[49.4, 7.7], |
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[49.5, 7.6], |
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])); |
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} |
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public function testSingleElevationInGermany() |
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{ |
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$this->checkFile('srtm_38_03.tif'); |
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$this->assertEquals(238, $this->Provider->getElevation(49.444722, 7.768889)); |
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} |
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public function testThatUnknownElevationInSydneyIsGuessedBySurroundingValues() |
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{ |
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$this->checkFile('srtm_67_19.tif'); |
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$this->assertEquals(3, $this->Provider->getElevation(-33.8705667, 151.1486337)); |
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} |
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public function testMultipleElevationsInSydney() |
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{ |
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$this->checkFile('srtm_67_19.tif'); |
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$this->assertEquals( |
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[3, 3, 2], |
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$this->Provider->getElevations( |
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[-33.8706555, -33.8705667, -33.8704860], |
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[151.1486918, 151.1486337, 151.1485585] |
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) |
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); |
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} |
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public function testLocationsInLondonLondon() |
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{ |
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$this->checkFile('srtm_36_02.tif'); |
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$this->assertEquals( |
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[18, 18, 21], |
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$this->Provider->getElevations( |
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[51.5073509, 51.5074509, 51.5075509], |
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[-0.1277583, -0.1278583, -0.1279583] |
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) |
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); |
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} |
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public function testLocationsInWindhoek() |
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{ |
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$this->checkFile('srtm_40_17.tif'); |
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$this->assertEquals( |
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[1666, 1669, 1671], |
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$this->Provider->getElevations( |
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[-22.5700, -22.5705, -22.5710], |
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[17.0836, 17.0841, 17.0846] |
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) |
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); |
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} |
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public function testNewYork() |
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{ |
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$this->checkFile('srtm_22_04.tif'); |
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$this->assertEquals( |
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[22, 25, 41], |
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$this->Provider->getElevations( |
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[40.7127, 40.7132, 40.7137], |
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[-74.0059, -74.0064, -74.0069] |
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) |
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); |
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} |
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} |
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