test: fix accessor test cases

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---

Author: gururaj1512

lib/node_modules/@stdlib/stats/base/nanmskmax/test/test.main.js

@@ -175,6 +175,23 @@ tape( 'if provided an `N` parameter less than or equal to `0`, the function retu
 	t.end();
 });
 
+tape( 'if provided an `N` parameter less than or equal to `0`, the function returns `NaN` (accessors)', function test( t ) {
+	var mask;
+	var x;
+	var v;
+
+	x = toAccessorArray( [ 1.0, -2.0, -4.0, 5.0, 3.0 ] );
+	mask = toAccessorArray( [ 0.0, 0.0 ] );
+
+	v = nanmskmax( 0, x, 1, mask, 1 );
+	t.strictEqual( isnan( v ), true, 'returns expected value' );
+
+	v = nanmskmax( -1, x, 1, mask, 1 );
+	t.strictEqual( isnan( v ), true, 'returns expected value' );
+
+	t.end();
+});
+
 tape( 'if provided an `N` parameter equal to `1`, the function returns the first element', function test( t ) {
 	var mask;
 	var x;
@@ -189,6 +206,20 @@ tape( 'if provided an `N` parameter equal to `1`, the function returns the first
 	t.end();
 });
 
+tape( 'if provided an `N` parameter equal to `1`, the function returns the first element (accessors)', function test( t ) {
+	var mask;
+	var x;
+	var v;
+
+	x = toAccessorArray( [ 1.0, -2.0, -4.0, 5.0, 3.0 ] );
+	mask = toAccessorArray( [ 0.0, 0.0 ] );
+
+	v = nanmskmax( 1, x, 1, mask, 1 );
+	t.strictEqual( v, 1.0, 'returns expected value' );
+
+	t.end();
+});
+
 tape( 'the function supports `stride` parameters', function test( t ) {
 	var mask;
 	var x;

lib/node_modules/@stdlib/stats/base/nanmskmax/test/test.ndarray.js

@@ -173,6 +173,23 @@ tape( 'if provided an `N` parameter less than or equal to `0`, the function retu
 	t.end();
 });
 
+tape( 'if provided an `N` parameter less than or equal to `0`, the function returns `NaN` (accessors)', function test( t ) {
+	var mask;
+	var x;
+	var v;
+
+	x = toAccessorArray( [ 1.0, -2.0, -4.0, 5.0, 3.0 ] );
+	mask = toAccessorArray( [ 0.0, 0.0 ] );
+
+	v = nanmskmax( 0, x, 1, 0, mask, 1, 0 );
+	t.strictEqual( isnan( v ), true, 'returns expected value' );
+
+	v = nanmskmax( -1, x, 1, 0, mask, 1, 0 );
+	t.strictEqual( isnan( v ), true, 'returns expected value' );
+
+	t.end();
+});
+
 tape( 'if provided an `N` parameter equal to `1`, the function returns the first element', function test( t ) {
 	var mask;
 	var x;
@@ -187,6 +204,20 @@ tape( 'if provided an `N` parameter equal to `1`, the function returns the first
 	t.end();
 });
 
+tape( 'if provided an `N` parameter equal to `1`, the function returns the first element (accessors)', function test( t ) {
+	var mask;
+	var x;
+	var v;
+
+	x = toAccessorArray( [ 1.0, -2.0, -4.0, 5.0, 3.0 ] );
+	mask = toAccessorArray( [ 0.0, 0.0 ] );
+
+	v = nanmskmax( 1, x, 1, 0, mask, 1, 0 );
+	t.strictEqual( v, 1.0, 'returns expected value' );
+
+	t.end();
+});
+
 tape( 'the function supports `stride` parameters', function test( t ) {
 	var mask;
 	var x;
@@ -261,9 +292,7 @@ tape( 'the function supports `stride` parameters (accessors)', function test( t
 		0
 	];
 
-	x = toAccessorArray( x );
-
-	v = nanmskmax( 6, x, 2, 0, toAccessorArray( mask ), 2, 0 );
+	v = nanmskmax( 6, toAccessorArray( x ), 2, 0, toAccessorArray( mask ), 2, 0 ); // eslint-disable-line max-len
 
 	t.strictEqual( v, 4.0, 'returns expected value' );
 	t.end();
@@ -343,9 +372,7 @@ tape( 'the function supports negative `stride` parameters (accessors)', function
 		0
 	];
 
-	x = toAccessorArray( x );
-
-	v = nanmskmax( 6, x, -2, 10, toAccessorArray( mask ), -2, 10 );
+	v = nanmskmax( 6, toAccessorArray( x ), -2, 10, toAccessorArray( mask ), -2, 10 ); // eslint-disable-line max-len
 
 	t.strictEqual( v, 4.0, 'returns expected value' );
 	t.end();
@@ -425,9 +452,7 @@ tape( 'the function supports `offset` parameters (accessors)', function test( t
 		0  // 5
 	];
 
-	x = toAccessorArray( x );
-
-	v = nanmskmax( 6, x, 2, 1, toAccessorArray( mask ), 2, 1 );
+	v = nanmskmax( 6, toAccessorArray( x ), 2, 1, toAccessorArray( mask ), 2, 1 ); // eslint-disable-line max-len
 	t.strictEqual( v, 4.0, 'returns expected value' );
 
 	t.end();