array_diff_variation1.phpt 4.1 KB

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  1. --TEST--
  2. Test array_diff() function : usage variations - unexpected values for 'arr1' argument
  3. --FILE--
  4. <?php
  5. /* Prototype : array array_diff(array $arr1, array $arr2 [, array ...])
  6. * Description: Returns the entries of $arr1 that have values which are not
  7. * present in any of the others arguments.
  8. * Source code: ext/standard/array.c
  9. */
  10. /*
  11. * Test array_diff by passing non array values in place of $arr1
  12. */
  13. echo "*** Testing array_diff() : usage variations ***\n";
  14. $array = array(1, 2, 3);
  15. //get an unset variable
  16. $unset_var = 10;
  17. unset ($unset_var);
  18. // get a class
  19. class classA
  20. {
  21. public function __toString() {
  22. return "Class A object";
  23. }
  24. }
  25. // heredoc string
  26. $heredoc = <<<EOT
  27. hello world
  28. EOT;
  29. // get a resource variable
  30. $fp = fopen(__FILE__, "r");
  31. // unexpected values to be passed to $input argument
  32. $inputs = array(
  33. // int data
  34. /*1*/ 0,
  35. 1,
  36. 12345,
  37. -2345,
  38. // float data
  39. /*5*/ 10.5,
  40. -10.5,
  41. 12.3456789000e10,
  42. 12.3456789000E-10,
  43. .5,
  44. // null data
  45. /*10*/ NULL,
  46. null,
  47. // boolean data
  48. /*12*/ true,
  49. false,
  50. TRUE,
  51. FALSE,
  52. // empty data
  53. /*16*/ "",
  54. '',
  55. // string data
  56. /*18*/ "string",
  57. 'string',
  58. $heredoc,
  59. // binary data
  60. /*21*/ b"binary",
  61. (binary)"binary",
  62. // object data
  63. /*23*/ new classA(),
  64. // undefined data
  65. /*24*/ @$undefined_var,
  66. // unset data
  67. /*25*/ @$unset_var,
  68. // resource variable
  69. /*26*/ $fp
  70. );
  71. // loop through each element of $inputs to check the behavior of array_diff
  72. $iterator = 1;
  73. foreach($inputs as $input) {
  74. echo "\n-- Iteration $iterator --";
  75. var_dump( array_diff($input, $array));
  76. $iterator++;
  77. };
  78. fclose($fp);
  79. echo "Done";
  80. ?>
  81. --EXPECTF--
  82. *** Testing array_diff() : usage variations ***
  83. -- Iteration 1 --
  84. Warning: array_diff(): Argument #1 is not an array in %s on line %d
  85. NULL
  86. -- Iteration 2 --
  87. Warning: array_diff(): Argument #1 is not an array in %s on line %d
  88. NULL
  89. -- Iteration 3 --
  90. Warning: array_diff(): Argument #1 is not an array in %s on line %d
  91. NULL
  92. -- Iteration 4 --
  93. Warning: array_diff(): Argument #1 is not an array in %s on line %d
  94. NULL
  95. -- Iteration 5 --
  96. Warning: array_diff(): Argument #1 is not an array in %s on line %d
  97. NULL
  98. -- Iteration 6 --
  99. Warning: array_diff(): Argument #1 is not an array in %s on line %d
  100. NULL
  101. -- Iteration 7 --
  102. Warning: array_diff(): Argument #1 is not an array in %s on line %d
  103. NULL
  104. -- Iteration 8 --
  105. Warning: array_diff(): Argument #1 is not an array in %s on line %d
  106. NULL
  107. -- Iteration 9 --
  108. Warning: array_diff(): Argument #1 is not an array in %s on line %d
  109. NULL
  110. -- Iteration 10 --
  111. Warning: array_diff(): Argument #1 is not an array in %s on line %d
  112. NULL
  113. -- Iteration 11 --
  114. Warning: array_diff(): Argument #1 is not an array in %s on line %d
  115. NULL
  116. -- Iteration 12 --
  117. Warning: array_diff(): Argument #1 is not an array in %s on line %d
  118. NULL
  119. -- Iteration 13 --
  120. Warning: array_diff(): Argument #1 is not an array in %s on line %d
  121. NULL
  122. -- Iteration 14 --
  123. Warning: array_diff(): Argument #1 is not an array in %s on line %d
  124. NULL
  125. -- Iteration 15 --
  126. Warning: array_diff(): Argument #1 is not an array in %s on line %d
  127. NULL
  128. -- Iteration 16 --
  129. Warning: array_diff(): Argument #1 is not an array in %s on line %d
  130. NULL
  131. -- Iteration 17 --
  132. Warning: array_diff(): Argument #1 is not an array in %s on line %d
  133. NULL
  134. -- Iteration 18 --
  135. Warning: array_diff(): Argument #1 is not an array in %s on line %d
  136. NULL
  137. -- Iteration 19 --
  138. Warning: array_diff(): Argument #1 is not an array in %s on line %d
  139. NULL
  140. -- Iteration 20 --
  141. Warning: array_diff(): Argument #1 is not an array in %s on line %d
  142. NULL
  143. -- Iteration 21 --
  144. Warning: array_diff(): Argument #1 is not an array in %s on line %d
  145. NULL
  146. -- Iteration 22 --
  147. Warning: array_diff(): Argument #1 is not an array in %s on line %d
  148. NULL
  149. -- Iteration 23 --
  150. Warning: array_diff(): Argument #1 is not an array in %s on line %d
  151. NULL
  152. -- Iteration 24 --
  153. Warning: array_diff(): Argument #1 is not an array in %s on line %d
  154. NULL
  155. -- Iteration 25 --
  156. Warning: array_diff(): Argument #1 is not an array in %s on line %d
  157. NULL
  158. -- Iteration 26 --
  159. Warning: array_diff(): Argument #1 is not an array in %s on line %d
  160. NULL
  161. Done