Update README.md and more function support

1 files changed, 37 insertions, 1 deletions

diff --git a/tests/MathTest.php b/tests/MathTest.php
index 90cdccf..27817db 100644
--- a/tests/MathTest.php
+++ b/tests/MathTest.php
@@ -50,7 +50,43 @@ class MathTest extends \PHPUnit\Framework\TestCase
             ['4*-5'],
             ['4 * -5'],
 
-            [cos(2)],
+            ['abs(1.5)'],
+            ['acos(0.15)'],
+            ['acosh(1.5)'],
+            ['asin(0.15)'],
+            ['atan(0.15)'],
+            ['atan2(1.5, 3.5)'],
+            ['atanh(0.15)'],
+            ['bindec("10101")'],
+            ['ceil(1.5)'],
+            ['cos(1.5)'],
+            ['cosh(1.5)'],
+            ['decbin("15")'],
+            ['dechex("15")'],
+            ['decoct("15")'],
+            ['deg2rad(1.5)'],
+            ['exp(1.5)'],
+            ['expm1(1.5)'],
+            ['floor(1.5)'],
+            ['fmod(1.5, 3.5)'],
+            ['hexdec("abcdef")'],
+            ['hypot(1.5, 3.5)'],
+            ['intdiv(10, 2)'],
+            ['log(1.5)'],
+			['log10(1.5)'],
+            ['log1p(1.5)'],
+            ['max(1.5, 3.5)'],
+            ['min(1.5, 3.5)'],
+            ['octdec(1.5)'],
+            ['pi()'],
+            ['pow(1.5, 3.5)'],
+            ['rad2deg(1.5)'],
+            ['round(1.5)'],
+            ['sin(1.5)'],
+            ['sinh(1.5)'],
+            ['sqrt(1.5)'],
+			['tan(1.5)'],
+            ['tanh(1.5)'],
 
             ['0.1 + 0.2'],
             ['1 + 2'],