test/php/Nominatim/NearPointTest.php

   1 <?php
   2
   3 namespace Nominatim;
   4
   5 require '../../lib/NearPoint.php';
   6
   7 class NearPointTest extends \PHPUnit_Framework_TestCase
   8 {
   9
  10
  11     protected function setUp()
  12     {
  13     }
  14
  15     public function testExtractFromQuery()
  16     {
  17         // no coordinates expected
  18         $this->assertFalse(NearPoint::extractFromQuery(''));
  19         $this->assertFalse(NearPoint::extractFromQuery('abc'));
  20         $this->assertFalse(NearPoint::extractFromQuery('12 34'));
  21         $this->assertFalse(NearPoint::extractFromQuery('200.1 89.9')); // because latitude > 180
  22
  23         // coordinates expected
  24         $this->assertNotNull(NearPoint::extractFromQuery('0.0 -0.0'));
  25
  26         $aRes = NearPoint::extractFromQuery(' abc 12.456 -78.90 def ');
  27         $this->assertEquals($aRes['pt']->lat(), 12.456);
  28         $this->assertEquals($aRes['pt']->lon(), -78.90);
  29         $this->assertEquals($aRes['pt']->radius(), 0.1);
  30         $this->assertEquals($aRes['query'], 'abc   def');
  31
  32         $aRes = NearPoint::extractFromQuery(' [12.456,-78.90] ');
  33         $this->assertEquals($aRes['pt']->lat(), 12.456);
  34         $this->assertEquals($aRes['pt']->lon(), -78.90);
  35         $this->assertEquals($aRes['pt']->radius(), 0.1);
  36         $this->assertEquals($aRes['query'], '');
  37
  38         // http://en.wikipedia.org/wiki/Geographic_coordinate_conversion
  39         // these all represent the same location
  40         $aQueries = array(
  41                      '40 26.767 N 79 58.933 W',
  42                      '40° 26.767′ N 79° 58.933′ W',
  43                      "40° 26.767' N 79° 58.933' W",
  44                      'N 40 26.767, W 79 58.933',
  45                      'N 40°26.767′, W 79°58.933′',
  46                      "N 40°26.767', W 79°58.933'",
  47
  48                      '40 26 46 N 79 58 56 W',
  49                      '40° 26′ 46″ N 79° 58′ 56″ W',
  50                      'N 40 26 46 W 79 58 56',
  51                      'N 40° 26′ 46″, W 79° 58′ 56″',
  52                      'N 40° 26\' 46", W 79° 58\' 56"',
  53
  54                      '40.446 -79.982',
  55                      '40.446,-79.982',
  56                      '40.446° N 79.982° W',
  57                      'N 40.446° W 79.982°',
  58
  59                      '[40.446 -79.982]',
  60                      '       40.446  ,   -79.982     ',
  61                     );
  62
  63
  64         foreach ($aQueries as $sQuery) {
  65             $aRes = NearPoint::extractFromQuery($sQuery);
  66             $this->assertEquals(40.446, $aRes['pt']->lat(), 'degrees decimal ' . $sQuery, 0.01);
  67             $this->assertEquals(-79.982, $aRes['pt']->lon(), 'degrees decimal ' . $sQuery, 0.01);
  68         }
  69     }
  70
  71     public function testWithinSQL()
  72     {
  73         $np = new NearPoint(0.1, 23, 1);
  74
  75         $this->assertEquals(
  76             'ST_DWithin(foo, ST_SetSRID(ST_Point(23,0.1),4326), 1.000000)',
  77             $np->withinSQL('foo')
  78         );
  79     }
  80
  81     public function testDistanceSQL()
  82     {
  83         $np = new NearPoint(0.1, 23, 1);
  84
  85         $this->assertEquals(
  86             'ST_Distance(ST_SetSRID(ST_Point(23,0.1),4326), foo)',
  87             $np->distanceSQL('foo')
  88         );
  89     }
  90 }