atan_basic.phpt 717 B

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  1. --TEST--
  2. Test return type and value for expected input atan()
  3. --INI--
  4. precision = 14
  5. --FILE--
  6. <?php
  7. /*
  8. * Function is implemented in ext/standard/math.c
  9. */
  10. $file_path = __DIR__;
  11. require($file_path."/allowed_rounding_error.inc");
  12. echo "atan 1.7320508075689 = ";
  13. $atan1 = 360 * atan(1.7320508075689) / (2.0 * M_PI);
  14. var_dump($atan1);
  15. if (allowed_rounding_error($atan1 ,60 )) {
  16. echo "Pass\n";
  17. }
  18. else {
  19. echo "Fail\n";
  20. }
  21. echo "atan 0.57735026918963 = ";
  22. $atan2 = 360 * atan(0.57735026918963) / (2.0 * M_PI);
  23. var_dump($atan2);
  24. if (allowed_rounding_error($atan2 ,30 )) {
  25. echo "Pass\n";
  26. }
  27. else {
  28. echo "Fail\n";
  29. }
  30. ?>
  31. --EXPECTF--
  32. atan 1.7320508075689 = float(%f)
  33. Pass
  34. atan 0.57735026918963 = float(%f)
  35. Pass