tests-php/Nominatim/NominatimTest.php

   1 <?php
   2
   3 namespace Nominatim;
   4 require '../lib/lib.php';
   5
   6
   7 class NominatimTest extends \PHPUnit_Framework_TestCase
   8 {
   9
  10         protected function setUp()
  11         {
  12         }
  13
  14
  15         public function test_addQuotes()
  16         {
  17                 // FIXME: not quoting existing quote signs is probably a bug
  18                 $this->assertSame("'St. John's'", addQuotes("St. John's"));
  19                 $this->assertSame("''", addQuotes(''));
  20         }
  21
  22         public function test_looksLikeLatLonPair()
  23         {
  24                 // no coordinates expected
  25                 $this->assertNull(looksLikeLatLonPair(''));
  26                 $this->assertNull(looksLikeLatLonPair('abc'));
  27                 $this->assertNull(looksLikeLatLonPair('12 34'));
  28                 $this->assertNull(looksLikeLatLonPair('200.1 89.9')); // because latitude > 180
  29
  30                 // coordinates expected
  31                 $this->assertNotNull(looksLikeLatLonPair('0.0 -0.0'));
  32
  33                 $this->assertEquals(
  34                                 array( 'lat' => 12.456, 'lon' => -78.90, 'query' => 'abc   def'),
  35                                 looksLikeLatLonPair(' abc 12.456 -78.90 def ')
  36                         );
  37
  38                 $this->assertEquals(
  39                                 array( 'lat' => 12.456, 'lon' => -78.90, 'query' => ''),
  40                                 looksLikeLatLonPair(' [12.456,-78.90] ')
  41                         );
  42
  43                 // http://en.wikipedia.org/wiki/Geographic_coordinate_conversion
  44                 // these all represent the same location
  45                 $aQueries = array(
  46                                         '40 26.767 N 79 58.933 W',
  47                                         '40° 26.767′ N 79° 58.933′ W',
  48                                         "40° 26.767' N 79° 58.933' W",
  49                                         'N 40 26.767, W 79 58.933',
  50                                         'N 40°26.767′, W 79°58.933′',
  51                                         "N 40°26.767', W 79°58.933'",
  52
  53                                         '40 26 46 N 79 58 56 W',
  54                                         '40° 26′ 46″ N 79° 58′ 56″ W',
  55                                         'N 40 26 46 W 79 58 56',
  56                                         'N 40° 26′ 46″, W 79° 58′ 56″',
  57                                         'N 40° 26\' 46", W 79° 58\' 56"',
  58
  59                                         '40.446 -79.982',
  60                                         '40.446,-79.982',
  61                                         '40.446° N 79.982° W',
  62                                         'N 40.446° W 79.982°',
  63
  64                                         '[40.446 -79.982]',
  65                                         '       40.446  ,   -79.982     ',
  66                 );
  67
  68
  69                 foreach($aQueries as $sQuery){
  70                         $aRes = looksLikeLatLonPair($sQuery);
  71                         $this->assertEquals( 40.446, $aRes['lat'], 'degrees decimal ' . $sQuery, 0.01);
  72                         $this->assertEquals(-79.982, $aRes['lon'], 'degrees decimal ' . $sQuery, 0.01);
  73                 }
  74
  75         }
  76
  77
  78
  79         public function test_getWordSets()
  80         {
  81
  82                 // given an array of arrays like
  83                 // array( array('a','b'), array('c','d') )
  84                 // returns a summary as string: '(a|b),(c|d)'
  85                 function serialize_sets($aSets)
  86                 {
  87                         $aParts = array();
  88                         foreach($aSets as $aSet){
  89                                 $aParts[] = '(' . join('|', $aSet) . ')';
  90                         }
  91                         return join(',', $aParts);
  92                 }
  93
  94                 $this->assertEquals(
  95                         array(array('')),
  96                         getWordSets(array(),0)
  97                 );
  98
  99                 $this->assertEquals(
 100                         '(a)',
 101                         serialize_sets( getWordSets(array("a"),0) )
 102                 );
 103
 104                 $this->assertEquals(
 105                         '(a b),(a|b)',
 106                         serialize_sets( getWordSets(array('a','b'),0) )
 107                 );
 108
 109                 $this->assertEquals(
 110                         '(a b c),(a|b c),(a|b|c),(a b|c)',
 111                         serialize_sets( getWordSets(array('a','b','c'),0) )
 112                 );
 113
 114                 $this->assertEquals(
 115                         '(a b c d),(a|b c d),(a|b|c d),(a|b|c|d),(a|b c|d),(a b|c d),(a b|c|d),(a b c|d)',
 116                         serialize_sets( getWordSets(array('a','b','c','d'),0) )
 117                 );
 118
 119
 120                 // Inverse
 121                 $this->assertEquals(
 122                         '(a b c),(c|a b),(c|b|a),(b c|a)',
 123                         serialize_sets( getInverseWordSets(array('a','b','c'),0) )
 124                 );
 125
 126
 127                 // make sure we don't create too many sets
 128                 // 4 words => 8 sets
 129                 // 10 words => 511 sets
 130                 // 15 words => 12911 sets
 131                 // 18 words => 65536 sets
 132                 // 20 words => 169766 sets
 133                 // 22 words => 401930 sets
 134                 // 28 words => 3505699 sets (needs more than 4GB via 'phpunit -d memory_limit=' to run)
 135                 $this->assertEquals(
 136                         8,
 137                         count( getWordSets(array_fill( 0, 4, 'a'),0) )
 138                 );
 139
 140
 141                 $this->assertEquals(
 142                         65536,
 143                         count( getWordSets(array_fill( 0, 18, 'a'),0) )
 144                 );
 145
 146
 147
 148         }
 149
 150
 151 }