test: add tests to blas/ext/base/dnannsumbn2

PR-URL: stdlib-js#3205
Closes: stdlib-js#3186

Co-authored-by: Philipp Burckhardt <[email protected]>
Reviewed-by: Philipp Burckhardt <[email protected]>
Signed-off-by: Philipp Burckhardt <[email protected]>

Author: saurabhraghuvanshii

lib/node_modules/@stdlib/blas/ext/base/dnannsumkbn2/test/test.dnannsumkbn2.js

@@ -231,6 +231,22 @@ tape( 'if provided a `stride` parameter equal to `0`, the function returns the s
 	t.end();
 });
 
+tape( 'if provided a `stride` parameter equal to `0` and the first element is `NaN`, the function returns `0.0`', function test( t ) {
+	var expected;
+	var out;
+	var x;
+	var v;
+
+	x = new Float64Array( [ NaN, -2.0, -4.0, 5.0, 3.0 ] );
+	out = new Float64Array( 2 );
+	v = dnannsumkbn2( x.length, x, 0, out, 1 );
+
+	expected = new Float64Array( [ 0.0, 0.0 ] );
+	t.deepEqual( v, expected, 'returns expected value' );
+
+	t.end();
+});
+
 tape( 'the function supports view offsets', function test( t ) {
 	var expected0;
 	var expected1;

lib/node_modules/@stdlib/blas/ext/base/dnannsumkbn2/test/test.dnannsumkbn2.native.js

@@ -240,6 +240,22 @@ tape( 'if provided a `stride` parameter equal to `0`, the function returns the s
 	t.end();
 });
 
+tape( 'if provided a `stride` parameter equal to `0` and the first element is NaN, the function returns `0.0`', opts, function test( t ) {
+	var expected;
+	var out;
+	var x;
+	var v;
+
+	x = new Float64Array( [ NaN, 1.0, 2.0, 3.0 ] );
+	out = new Float64Array( 2 );
+	v = dnannsumkbn2( x.length, x, 0, out, 1 );
+
+	expected = new Float64Array( [ 0.0, 0.0 ] );
+	t.deepEqual( v, expected, 'returns expected value' );
+
+	t.end();
+});
+
 tape( 'the function supports view offsets', opts, function test( t ) {
 	var expected0;
 	var expected1;

lib/node_modules/@stdlib/blas/ext/base/dnannsumkbn2/test/test.ndarray.js

@@ -231,6 +231,22 @@ tape( 'if provided a `stride` parameter equal to `0`, the function returns the s
 	t.end();
 });
 
+tape( 'if provided a `stride` parameter equal to `0` and the first element is `NaN`, the function returns `0.0`', function test( t ) {
+	var expected;
+	var out;
+	var x;
+	var v;
+
+	x = new Float64Array( [ NaN, -2.0, -4.0, 5.0, 3.0 ] );
+	out = new Float64Array( 2 );
+	v = dnannsumkbn2( x.length, x, 0, 0, out, 1, 0 );
+
+	expected = new Float64Array( [ 0.0, 0.0 ] );
+	t.deepEqual( v, expected, 'returns expected value' );
+
+	t.end();
+});
+
 tape( 'the function supports `offset` parameters', function test( t ) {
 	var expected;
 	var out;

lib/node_modules/@stdlib/blas/ext/base/dnannsumkbn2/test/test.ndarray.native.js

@@ -240,6 +240,22 @@ tape( 'if provided a `stride` parameter equal to `0`, the function returns the s
 	t.end();
 });
 
+tape( 'if provided a `stride` parameter equal to `0` and the first element is `NaN`, the function returns `0.0`', opts, function test( t ) {
+	var expected;
+	var out;
+	var x;
+	var v;
+
+	x = new Float64Array( [ NaN, -2.0, -4.0, 5.0, 3.0 ] );
+	out = new Float64Array( 2 );
+	v = dnannsumkbn2( x.length, x, 0, 0, out, 1, 0 );
+
+	expected = new Float64Array( [ 0.0, 0.0 ] );
+	t.deepEqual( v, expected, 'returns expected value' );
+
+	t.end();
+});
+
 tape( 'the function supports `offset` parameters', opts, function test( t ) {
 	var expected;
 	var out;