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<?php
require_once('../geoPHP.inc');
class MethodsTests extends PHPUnit_Framework_TestCase {
function setUp() {
}
function testMethods() {
foreach (scandir('./input', SCANDIR_SORT_NONE) as $file) {
$parts = explode('.',$file);
if ($parts[0]) {
$format = $parts[1];
$value = file_get_contents('./input/'.$file);
echo "\nloading: " . $file . " for format: " . $format;
$geometry = geoPHP::load($value, $format);
$methods = array(
array('name' => 'area'),
array('name' => 'boundary'),
array('name' => 'getBBox'),
array('name' => 'centroid'),
array('name' => 'length'),
array('name' => 'greatCircleLength'),
array('name' => 'haversineLength'),
array('name' => 'y'),
array('name' => 'x'),
array('name' => 'numGeometries'),
array('name' => 'geometryN', 'argument' => '1'),
array('name' => 'startPoint'),
array('name' => 'endPoint'),
array('name' => 'isRing'),
array('name' => 'isClosed'),
array('name' => 'numPoints'),
array('name' => 'pointN', 'argument' => '1'),
array('name' => 'exteriorRing'),
array('name' => 'numInteriorRings'),
array('name' => 'interiorRingN', 'argument' => '1'),
array('name' => 'dimension'),
array('name' => 'geometryType'),
array('name' => 'SRID'),
array('name' => 'setSRID', 'argument' => '4326'),
);
foreach($methods as $method) {
$argument = NULL;
$method_name = $method['name'];
if (isset($method['argument'])) {
$argument = $method['argument'];
}
$this->_methods_tester($geometry, $method_name, $argument, $file);
}
$this->_methods_tester_with_geos($geometry);
}
}
}
function _methods_tester($geometry, $method_name, $argument, $file) {
if (!method_exists($geometry, $method_name)) {
$this->fail("Method ".$method_name.'() doesn\'t exists.');
return;
}
switch ($method_name) {
case 'y':
case 'x':
if (!$geometry->isEmpty()) {
if ($geometry->geometryType() == 'Point') {
$this->assertNotNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
if ($geometry->geometryType() == 'LineString') {
$this->assertNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
if ($geometry->geometryType() == 'MultiLineString') {
$this->assertNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
}
break;
case 'geometryN':
if ($geometry->geometryType() == 'Point') {
$this->assertNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
if ($geometry->geometryType() == 'LineString') {
$this->assertNotNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
if ($geometry->geometryType() == 'MultiLineString') {
$this->assertNotNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
break;
case 'startPoint':
if ($geometry->geometryType() == 'Point') {
$this->assertNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
if ($geometry->geometryType() == 'LineString') {
$this->assertNotNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
if ($geometry->geometryType() == 'MultiLineString') {
//TODO: Add a method startPoint() to MultiLineString.
//$this->assertNotNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
break;
case 'endPoint':
if ($geometry->geometryType() == 'Point') {
$this->assertNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
if ($geometry->geometryType() == 'LineString') {
$this->assertNotNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
if ($geometry->geometryType() == 'MultiLineString') {
//TODO: Add a method endPoint() to MultiLineString.
//$this->assertNotNull($geometry->$method_name($argument), 'Failed on ' . $method_name);
}
break;
case 'isRing':
if ($geometry->geometryType() == 'Point') {
$this->assertNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
if ($geometry->geometryType() == 'LineString') {
$this->assertNotNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
if ($geometry->geometryType() == 'MultiLineString') {
$this->assertNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
break;
case 'isClosed':
if ($geometry->geometryType() == 'Point') {
$this->assertNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
if ($geometry->geometryType() == 'LineString') {
$this->assertNotNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
if ($geometry->geometryType() == 'MultiLineString') {
$this->assertNotNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
break;
case 'pointN':
if ($geometry->geometryType() == 'Point') {
$this->assertNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
if ($geometry->geometryType() == 'LineString') {
$this->assertNotNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
if ($geometry->geometryType() == 'MultiLineString') {
//TODO: Add a method pointN() to MultiLineString.
//$this->assertNotNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
break;
case 'exteriorRing':
if ($geometry->geometryType() == 'Point') {
$this->assertNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
if ($geometry->geometryType() == 'LineString') {
$this->assertNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
if ($geometry->geometryType() == 'MultiLineString') {
$this->assertNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
break;
case 'numInteriorRings':
if ($geometry->geometryType() == 'Point') {
$this->assertNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
if ($geometry->geometryType() == 'LineString') {
$this->assertNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
if ($geometry->geometryType() == 'MultiLineString') {
$this->assertNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
break;
case 'interiorRingN':
if ($geometry->geometryType() == 'Point') {
$this->assertNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
if ($geometry->geometryType() == 'LineString') {
$this->assertNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
if ($geometry->geometryType() == 'MultiLineString') {
$this->assertNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
break;
case 'SRID':
break;
case 'getBBox':
if (!$geometry->isEmpty()) {
if ($geometry->geometryType() == 'Point') {
$this->assertNotNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
if ($geometry->geometryType() == 'LineString') {
$this->assertNotNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
if ($geometry->geometryType() == 'MultiLineString') {
$this->assertNotNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
}
break;
case 'centroid':
if ($geometry->geometryType() == 'Point') {
$this->assertNotNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
if ($geometry->geometryType() == 'LineString') {
$this->assertNotNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
if ($geometry->geometryType() == 'MultiLineString') {
$this->assertNotNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
break;
case 'length':
if ($geometry->geometryType() == 'Point') {
$this->assertEquals($geometry->$method_name($argument), 0, 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
if ($geometry->geometryType() == 'LineString') {
$this->assertNotEquals($geometry->$method_name($argument), 0, 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
if ($geometry->geometryType() == 'MultiLineString') {
$this->assertNotEquals($geometry->$method_name($argument), 0, 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
break;
case 'numGeometries':
if ($geometry->geometryType() == 'Point') {
$this->assertNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
if ($geometry->geometryType() == 'LineString') {
$this->assertNotNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
if ($geometry->geometryType() == 'MultiLineString') {
$this->assertNotNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
break;
case 'numPoints':
if ($geometry->geometryType() == 'Point') {
$this->assertNotNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
if ($geometry->geometryType() == 'LineString') {
$this->assertNotNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
if ($geometry->geometryType() == 'MultiLineString') {
$this->assertNotNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
break;
case 'dimension':
if ($geometry->geometryType() == 'Point') {
$this->assertNotNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
if ($geometry->geometryType() == 'LineString') {
$this->assertNotNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
if ($geometry->geometryType() == 'MultiLineString') {
$this->assertNotNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
break;
case 'boundary':
if ($geometry->geometryType() == 'Point') {
$this->assertNotNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
if ($geometry->geometryType() == 'LineString') {
$this->assertNotNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
if ($geometry->geometryType() == 'MultiLineString') {
$this->assertNotNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
break;
case 'haversineLength':
//TODO: Check if output is a float >= 0.
//TODO: Sometimes haversineLength() returns NAN, needs to check why.
break;
case 'greatCircleLength':
case 'area':
$this->assertNotNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
break;
case 'geometryType':
$this->assertNotNull($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
break;
case 'setSRID':
//TODO: The method setSRID() should return TRUE.
break;
default:
$this->assertTrue($geometry->$method_name($argument), 'Failed on ' . $method_name .' (test file: ' . $file . ')');
}
}
function _methods_tester_with_geos($geometry) {
// Cannot test methods if GEOS is not intstalled
if (!geoPHP::geosInstalled()) return;
$methods = array(
//'boundary', //@@TODO: Uncomment this and fix errors
'envelope', //@@TODO: Testing reveales errors in this method -- POINT vs. POLYGON
'getBBox',
'x',
'y',
'startPoint',
'endPoint',
'isRing',
'isClosed',
'numPoints',
);
foreach ($methods as $method) {
// Turn GEOS on
geoPHP::geosInstalled(TRUE);
$geos_result = $geometry->$method();
// Turn GEOS off
geoPHP::geosInstalled(FALSE);
$norm_result = $geometry->$method();
// Turn GEOS back On
geoPHP::geosInstalled(TRUE);
$geos_type = gettype($geos_result);
$norm_type = gettype($norm_result);
if ($geos_type != $norm_type) {
$this->fail('Type mismatch on '.$method);
$this->dump($geos_type);
$this->dump($norm_type);
continue;
}
// Now check base on type
if ($geos_type == 'object') {
$haus_dist = $geos_result->hausdorffDistance(geoPHP::load($norm_result->out('wkt'),'wkt'));
// Get the length of the diagonal of the bbox - this is used to scale the haustorff distance
// Using Pythagorean theorem
$bb = $geos_result->getBBox();
$scale = sqrt((($bb['maxy'] - $bb['miny'])^2) + (($bb['maxx'] - $bb['minx'])^2));
// The difference in the output of GEOS and native-PHP methods should be less than 0.5 scaled haustorff units
if ($haus_dist / $scale > 0.5) {
$this->fail('Output mismatch on '.$method);
$this->dump('GEOS : ');
$this->dump($geos_result->out('wkt'));
$this->dump('NORM : ');
$this->dump($norm_result->out('wkt'));
continue;
}
}
if ($geos_type == 'boolean' || $geos_type == 'string') {
if ($geos_result !== $norm_result) {
$this->fail('Output mismatch on '.$method);
$this->dump('GEOS : ');
$this->dump((string) $geos_result);
$this->dump('NORM : ');
$this->dump((string) $norm_result);
continue;
}
}
//@@TODO: Run tests for output of types arrays and float
//@@TODO: centroid function is non-compliant for collections and strings
}
}
}
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