test: add test

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---

Author: kgryte

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

@@ -111,7 +111,34 @@ tape( 'the function throws an error if provided a fifth argument which is not a
 	}
 });
 
-tape( 'the function returns an invalid index (-1) when M is zero', function test( t ) {
+tape( 'the function throws an error if provided a fifth argument which is not a valid `LDA` value (column-major)', function test( t ) {
+	var values;
+	var data;
+	var A;
+	var i;
+
+	data = COLUMN_MAJOR_DATA;
+
+	values = [
+		0,
+		1
+	];
+
+	A = new Float64Array( data.A );
+
+	for ( i = 0; i < values.length; i++ ) {
+		t.throws( badValue( values[ i ] ), RangeError, 'throws an error when provided ' + values[ i ] );
+	}
+	t.end();
+
+	function badValue( value ) {
+		return function badValue() {
+			iladlr( data.order, data.M, data.N, A, value );
+		};
+	}
+});
+
+tape( 'the function returns an invalid index (-1) when M is less than or equal to zero', function test( t ) {
 	var data;
 	var out;
 	var A;
@@ -125,7 +152,7 @@ tape( 'the function returns an invalid index (-1) when M is zero', function test
 	t.end();
 });
 
-tape( 'the function returns an invalid index (-1) when N is zero', function test( t ) {
+tape( 'the function returns an invalid index (-1) when N is less than or equal to zero', function test( t ) {
 	var data;
 	var out;
 	var A;
@@ -139,7 +166,7 @@ tape( 'the function returns an invalid index (-1) when N is zero', function test
 	t.end();
 });
 
-tape( 'the function returns the expected zero based index of the last non-zero row of a matrix (row-major)', function test( t ) {
+tape( 'the function returns the expected zero-based index of the last non-zero row of a matrix (row-major)', function test( t ) {
 	var data;
 	var out;
 	var A;
@@ -153,7 +180,7 @@ tape( 'the function returns the expected zero based index of the last non-zero r
 	t.end();
 });
 
-tape( 'the function returns the expected zero based index of the last non-zero row of a matrix (column-major)', function test( t ) {
+tape( 'the function returns the expected zero-based index of the last non-zero row of a matrix (column-major)', function test( t ) {
 	var data;
 	var out;
 	var A;