test: add large strides

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---

Author: aayush0325

lib/node_modules/@stdlib/lapack/base/iladlr/test/test.ndarray.js

@@ -291,3 +291,59 @@ tape( 'the function returns an invalid index (-1) when all elements in a matrix
 	t.deepEqual( out, data.expected, 'returns expected value' );
 	t.end();
 });
+
+tape( 'the function returns the expected zero based index of the last non zero row of a matrix (row-major) (large strides)', function test( t ) {
+	var data;
+	var out;
+	var A;
+
+	data = LARGE_STRIDES_ROW_MAJOR_DATA;
+
+	A = new Float64Array( data.A );
+	out = iladlr( data.M, data.N, A, data.strideA1, data.strideA2, data.offsetA );
+
+	t.deepEqual( out, data.expected, 'returns expected value' );
+	t.end();
+});
+
+tape( 'the function returns the expected zero based index of the last non zero row of a matrix (column-major) (large strides)', function test( t ) {
+	var data;
+	var out;
+	var A;
+
+	data = LARGE_STRIDES_COLUMN_MAJOR_DATA;
+
+	A = new Float64Array( data.A );
+	out = iladlr( data.M, data.N, A, data.strideA1, data.strideA2, data.offsetA );
+
+	t.deepEqual( out, data.expected, 'returns expected value' );
+	t.end();
+});
+
+tape( 'the function returns an invalid index (-1) when all elements in a matrix are zero (row-major) (large strides)', function test( t ) {
+	var data;
+	var out;
+	var A;
+
+	data = LARGE_STRIDES_ROW_MAJOR_ZEROS;
+
+	A = new Float64Array( data.A );
+	out = iladlr( data.M, data.N, A, data.strideA1, data.strideA2, data.offsetA );
+
+	t.deepEqual( out, data.expected, 'returns expected value' );
+	t.end();
+});
+
+tape( 'the function returns an invalid index (-1) when all elements in a matrix are zero (column-major) (large strides)', function test( t ) {
+	var data;
+	var out;
+	var A;
+
+	data = LARGE_STRIDES_COLUMN_MAJOR_ZEROS;
+
+	A = new Float64Array( data.A );
+	out = iladlr( data.M, data.N, A, data.strideA1, data.strideA2, data.offsetA );
+
+	t.deepEqual( out, data.expected, 'returns expected value' );
+	t.end();
+});