test: add tests for IEEE 754-2019 compliance

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
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    status: passed
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    status: passed
---

Author: anandkaranubc

lib/node_modules/@stdlib/math/base/special/sin/test/test.js

@@ -208,3 +208,15 @@ tape( 'the function returns `NaN` if provided `-infinity`', function test( t ) {
 	t.equal( isnan( v ), true, 'returns expected value' );
 	t.end();
 });
+
+tape( 'the function returns `+0` if provided `+0`', function test( t ) {
+	var v = sin( 0.0 );
+	t.equal( v, 0.0, 'returns expected value' );
+	t.end();
+});
+
+tape( 'the function returns `-0` if provided `-0`', function test( t ) {
+	var v = sin( -0.0 );
+	t.equal( v, -0.0, 'returns expected value' );
+	t.end();
+});

lib/node_modules/@stdlib/math/base/special/sin/test/test.native.js

@@ -217,3 +217,15 @@ tape( 'the function returns `NaN` if provided `-infinity`', opts, function test(
 	t.equal( isnan( v ), true, 'returns expected value' );
 	t.end();
 });
+
+tape( 'the function returns `+0` if provided `+0`', opts, function test( t ) {
+	var v = sin( 0.0 );
+	t.equal( v, 0.0, 'returns expected value' );
+	t.end();
+});
+
+tape( 'the function returns `-0` if provided `-0`', opts, function test( t ) {
+	var v = sin( -0.0 );
+	t.equal( v, -0.0, 'returns expected value' );
+	t.end();
+});