1--TEST-- 2Test return type and value for expected input tan() 3--INI-- 4precision = 14 5--FILE-- 6<?php 7/* 8 * proto float tan(float number) 9 * Function is implemented in ext/standard/math.c 10*/ 11 12$file_path = dirname(__FILE__); 13require($file_path."/allowed_rounding_error.inc"); 14 15$sixty = M_PI / 3.0; 16$thirty = M_PI / 6.0; 17 18echo "tan 60 = "; 19var_dump(tan($sixty)); 20if (allowed_rounding_error(tan($sixty),1.7320508075689)) { 21 echo "Pass\n"; 22} 23else { 24 echo "Fail\n"; 25} 26 27echo "tan 30 = "; 28var_dump(tan($thirty)); 29if (allowed_rounding_error(tan($thirty),0.57735026918963)) { 30 echo "Pass\n"; 31} 32else { 33 echo "Fail\n"; 34} 35 36?> 37--EXPECTF-- 38tan 60 = float(%f) 39Pass 40tan 30 = float(%f) 41Pass 42