chore: fix test

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---

Author: aayush0325

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

@@ -21,10 +21,18 @@
 // MODULES //
 
 var tape = require( 'tape' );
-var isMethod = require( '@stdlib/assert/is-method' );
+var proxyquire = require( 'proxyquire' );
+var IS_BROWSER = require( '@stdlib/assert/is-browser' );
 var dladiv = require( './../lib' );
 
 
+// VARIABLES //
+
+var opts = {
+	'skip': IS_BROWSER
+};
+
+
 // TESTS //
 
 tape( 'main export is a function', function test( t ) {
@@ -33,14 +41,42 @@ tape( 'main export is a function', function test( t ) {
 	t.end();
 });
 
-tape( 'attached to the main export is an `assign` method', function test( t ) {
-	t.ok( true, __filename );
-	t.strictEqual( isMethod( dladiv, 'assign' ), true, 'returns expected value' );
+tape( 'attached to the main export is a method providing an ndarray interface', function test( t ) {
+	t.strictEqual( typeof dladiv.ndarray, 'function', 'method is a function' );
 	t.end();
 });
 
-tape( 'attached to the main export is a `strided` method', function test( t ) {
-	t.ok( true, __filename );
-	t.strictEqual( isMethod( dladiv, 'strided' ), true, 'returns expected value' );
+tape( 'if a native implementation is available, the main export is the native implementation', opts, function test( t ) {
+	var dladiv = proxyquire( './../lib', {
+		'@stdlib/utils/try-require': tryRequire
+	});
+
+	t.strictEqual( dladiv, mock, 'returns expected value' );
 	t.end();
+
+	function tryRequire() {
+		return mock;
+	}
+
+	function mock() {
+		// Mock...
+	}
+});
+
+tape( 'if a native implementation is not available, the main export is a JavaScript implementation', opts, function test( t ) {
+	var dladiv;
+	var main;
+
+	main = require( './../lib/dladiv.js' );
+
+	dladiv = proxyquire( './../lib', {
+		'@stdlib/utils/try-require': tryRequire
+	});
+
+	t.strictEqual( dladiv, main, 'returns expected value' );
+	t.end();
+
+	function tryRequire() {
+		return new Error( 'Cannot find module' );
+	}
 });