Implemented Number object routines (#2972)

Implemented Number.isNaN & Number.isFinite &
Number.isSafeInteger & Number.isInteger & Number.EPSILON.

JerryScript-DCO-1.0-Signed-off-by: Virag Orkenyi orkvi@inf.u-szeged.hu

tests/jerry/es2015/number-isfinite.js

@@ -0,0 +1,19 @@
+// 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.
+
+assert(Number['isFinite'] (Infinity) === false);
+assert(Number['isFinite'] (-Infinity) === false);
+assert(Number['isFinite'] (NaN) === false);
+assert(Number['isFinite'] (0) === true);
+assert(Number['isFinite'] (2e64) === true);

tests/jerry/es2015/number-isinteger.js

@@ -0,0 +1,21 @@
+// 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.
+
+assert(Number['isInteger'] ('valami') === false);
+assert(Number['isInteger'] (NaN) === false);
+assert(Number['isInteger'] (Infinity) === false);
+assert(Number['isInteger'] (-Infinity) === false);
+assert(Number['isInteger'] (3.5) === false);
+assert(Number['isInteger'] (-100000) === true);
+assert(Number['isInteger'] (5.0000000000000001) === true);

tests/jerry/es2015/number-isnan.js

@@ -0,0 +1,19 @@
+// 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.
+
+assert(Number['isNaN'] ('valami') === false);
+assert(Number['isNaN'] (NaN) === true);
+assert(Number['isNaN'] (1) === false);
+assert(Number['isNaN'] (Number.NaN) === true);
+assert(Number['isNaN'] (0 / 0) === true);

tests/jerry/es2015/number-issafeinteger.js

@@ -0,0 +1,20 @@
+// 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.
+
+assert(Number['isSafeInteger'] (Math.pow(2, 53)) === false);
+assert(Number['isSafeInteger'] (Math.pow(2, 53) - 1) === true);
+assert(Number['isSafeInteger'] (NaN) === false);
+assert(Number['isSafeInteger'] (-3.0) === true);
+assert(Number['isSafeInteger'] (Infinity) === false);
+assert(Number['isSafeInteger'] (3.5) === false);