add plugin test

Author: db-developer

src/test/any/10.00.plugin.spec.js

@@ -0,0 +1,26 @@
+/**
+ *  © 2021, slashlib.org.
+ */
+const expect    = require( "expect.js"   );
+
+( async function() {
+  const constants = require( "./00.00.constants" );
+  const env       = await constants.env;
+
+  describe( "10.00.plugin.spec.js - Testing grunt plugin interface 'tasks/tasks.js'", () => {
+    try {
+      const plugin = require( "../../tasks/tasks" );
+
+      describe( "Testing exports of module 'tasks/tasks'", () => {
+        it( "'plugin' should exist", () => {
+            expect( plugin ).not.to.be( undefined  );
+            expect( plugin ).not.to.be( null       );
+            expect( plugin ).to.be.a(   "function" );
+        });
+        it( "'plugin' should register", () => {
+            expect(() => { plugin( env.grunt ) }).not.to.throwException();
+        });
+      });
+    } catch( error ) { console.log( error ); }
+  });
+})();