Annotation of embedaddon/php/ext/standard/tests/math/atan_basic.phpt, revision 1.1.1.1
1.1 misho 1: --TEST--
2: Test return type and value for expected input atan()
3: --INI--
4: precision = 14
5: --FILE--
6: <?php
7: /*
8: * proto float atan(float number)
9: * Function is implemented in ext/standard/math.c
10: */
11:
12: $file_path = dirname(__FILE__);
13: require($file_path."/allowed_rounding_error.inc");
14:
15: echo "atan 1.7320508075689 = ";
16: $atan1 = 360 * atan(1.7320508075689) / (2.0 * M_PI);
17: var_dump($atan1);
18: if (allowed_rounding_error($atan1 ,60 )) {
19: echo "Pass\n";
20: }
21: else {
22: echo "Fail\n";
23: }
24:
25: echo "atan 0.57735026918963 = ";
26: $atan2 = 360 * atan(0.57735026918963) / (2.0 * M_PI);
27: var_dump($atan2);
28: if (allowed_rounding_error($atan2 ,30 )) {
29: echo "Pass\n";
30: }
31: else {
32: echo "Fail\n";
33: }
34:
35: ?>
36: --EXPECTF--
37: atan 1.7320508075689 = float(%f)
38: Pass
39: atan 0.57735026918963 = float(%f)
40: Pass
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