Math.sign and Math.trunc (#2943)

JerryScript-DCO-1.0-Signed-off-by: Örkényi Virág orkvi@inf.u-szeged.hu

tests/jerry/es2015/math-sign.js

@@ -0,0 +1,23 @@
+// Copyright JS Foundation and other contributors, http://js.foundation
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+var nan = NaN;
+var p_zero = 0.0;
+var m_zero = -p_zero;
+
+assert (isNaN(Math['sign'](NaN)));
+assert (Math['sign'](p_zero) === p_zero);
+assert (Math['sign'](m_zero) === m_zero);
+assert (Math['sign'](-5) === -1);
+assert (Math['sign'](5) === 1);

tests/jerry/es2015/math-trunc.js

@@ -0,0 +1,31 @@
+// Copyright JS Foundation and other contributors, http://js.foundation
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+var nan = NaN;
+var p_zero = 0.0;
+var m_zero = -p_zero;
+var p_inf = Infinity;
+var m_inf = -p_inf;
+
+assert (isNaN(Math['trunc'](NaN)));
+assert (Math['trunc'](p_zero) === p_zero);
+assert (Math['trunc'](m_zero) === m_zero);
+assert (Math['trunc'](p_inf) === p_inf);
+assert (Math['trunc'](m_inf) === m_inf);
+assert (Math['trunc'](0.5) === p_zero);
+assert (Math['trunc'](-0.5) === m_zero);
+assert (Math['trunc'](1.2) === 1);
+assert (Math['trunc'](-1.5) === -1);
+assert (Math['trunc'](65.7) === 65);
+assert (Math['trunc'](-24.9) === -24);