fix: default open behavior

Author: mshanemc

src/commands/force/org/open.ts

@@ -22,7 +22,6 @@ export class OrgOpenCommand extends SfdxCommand {
     path: flags.string({
       char: 'p',
       description: messages.getMessage('cliPath'),
-      default: '%2Flightning%2Fsetup',
       env: 'FORCE_OPEN_URL',
       parse: (input) => encodeURIComponent(decodeURIComponent(input)),
     }),
@@ -34,7 +33,7 @@ export class OrgOpenCommand extends SfdxCommand {
 
   public async run(): Promise<OrgOpenOutput> {
     const frontDoorUrl = await this.buildFrontdoorUrl();
-    const url = `${frontDoorUrl}&retURL=${this.flags.path as string}`;
+    const url = this.flags.path ? `${frontDoorUrl}&retURL=${this.flags.path as string}` : frontDoorUrl;
     const orgId = this.org.getOrgId();
     const username = this.org.getUsername();
     const output = { orgId, url, username };

test/commands/force/org/open.test.ts

@@ -17,8 +17,8 @@ const username = '[email protected]';
 const testPath = '/lightning/whatever';
 const testInstance = 'https://cs1.my.salesforce.com';
 const accessToken = 'testAccessToken';
-
-const expectedUrl = `${testInstance}/secur/frontdoor.jsp?sid=${accessToken}&retURL=${encodeURIComponent(testPath)}`;
+const expectedDefaultUrl = `${testInstance}/secur/frontdoor.jsp?sid=${accessToken}`;
+const expectedUrl = `${expectedDefaultUrl}&retURL=${encodeURIComponent(testPath)}`;
 
 const testJsonStructure = (response: object) => {
   expect(response).to.have.property('url');
@@ -52,9 +52,7 @@ describe('open commands', () => {
         const response = JSON.parse(ctx.stdout);
         expect(response.status).to.equal(0);
         expect(testJsonStructure(response.result)).to.be.true;
-        expect(response.result.url).to.equal(
-          `${testInstance}/secur/frontdoor.jsp?sid=${accessToken}&retURL=${encodeURIComponent('/lightning/setup')}`
-        );
+        expect(response.result.url).to.equal(expectedDefaultUrl);
       });
 
     test