E2E: Add e2e tests.

Author: iamdharmesh

tests/cypress/e2e/mailchimp-block.test.js

@@ -242,6 +242,37 @@ describe('Block Tests', () => {
 		});
 	});
 
+	it('Proper error message should display if unsubscribed user try to subscribe', () => {
+		cy.visit(`/wp-admin/post.php?post=${postId}&action=edit`);
+		cy.getBlockEditor().find('h2[aria-label="Enter a header (optional)"]').click();
+		cy.openDocumentSettingsPanel('Form Settings', 'Block');
+		cy.get('.mailchimp-double-opt-in input.components-form-toggle__input').first().uncheck();
+		cy.get('.mailchimp-update-existing-subscribers input.components-form-toggle__input')
+			.first()
+			.check();
+		cy.get('button.editor-post-publish-button').click();
+		cy.wait(500);
+
+		// Verify
+		cy.visit(`/?p=${postId}`);
+		cy.get('#mc_mv_EMAIL').should('exist');
+		cy.get('#mc_mv_EMAIL').clear().type('unsubscribed_user@gmail.com');
+		cy.get('#mc_signup_submit').should('exist');
+		cy.get('#mc_signup_submit').click();
+		cy.get('.mc_error_msg').should('exist');
+		cy.get('.mc_error_msg').contains(
+			'The email address cannot be subscribed because it was previously unsubscribed, bounced, or is under review. Please sign up here.',
+		);
+
+		// Reset
+		cy.visit(`/wp-admin/post.php?post=${postId}&action=edit`);
+		cy.getBlockEditor().find('h2[aria-label="Enter a header (optional)"]').click();
+		cy.openDocumentSettingsPanel('Form Settings', 'Block');
+		cy.get('.mailchimp-double-opt-in input.components-form-toggle__input').first().check();
+		cy.get('button.editor-post-publish-button').click();
+		cy.wait(500);
+	});
+
 	// TODO: Add tests for the Double Opt-in and Update existing subscribers settings.
 	// TODO: Add tests for the block styles settings.
 	// TODO: Add tests for the form submission.

tests/cypress/e2e/settings.test.js

@@ -153,4 +153,30 @@ describe('Admin can update plugin settings', () => {
 			cy.get('#mc_unsub_link').should('not.exist');
 		});
 	});
+
+	it('Proper error message should display if unsubscribed user try to subscribe', () => {
+		cy.visit('/wp-admin/admin.php?page=mailchimp_sf_options');
+		cy.get('#mc_double_optin').uncheck();
+		cy.get('#mc_update_existing').check();
+		cy.get('input[value="Update Subscribe Form Settings"]').first().click();
+
+		// Verify
+		[shortcodePostURL, blockPostPostURL].forEach((url) => {
+			cy.visit(url);
+			cy.get('#mc_mv_EMAIL').should('exist');
+			cy.get('#mc_mv_EMAIL').clear().type('unsubscribed_user@gmail.com');
+			cy.get('#mc_signup_submit').should('exist');
+			cy.get('#mc_signup_submit').click();
+			cy.get('.mc_error_msg').should('exist');
+			cy.get('.mc_error_msg').contains(
+				'The email address cannot be subscribed because it was previously unsubscribed, bounced, or is under review. Please sign up here.',
+			);
+		});
+
+		// Reset
+		cy.visit('/wp-admin/admin.php?page=mailchimp_sf_options');
+		cy.get('#mc_double_optin').check();
+		cy.get('#mc_update_existing').check();
+		cy.get('input[value="Update Subscribe Form Settings"]').first().click();
+	});
 });