✅ add test for feature prefilled siret

Author: BenoitSerrano

cypress/e2e/signup_with_prefilled_siret/env.conf

@@ -0,0 +1,33 @@
+//
+
+describe("sign-up with prefilled siret", () => {
+  it("should seed the database once", function () {
+    cy.seed();
+  });
+
+  it("should sign-up with magic link and have a siret that is prefilled with 11009001600053", function () {
+    // Visit the signup page
+    cy.visit("/users/start-sign-in");
+
+    cy.get('[name="login"]').type("user@intradef.gouv.fr");
+    cy.get('[type="submit"]').click();
+
+    cy.get('[name="password"]').type(
+      "This super secret password is hidden well!",
+    );
+    cy.get('[action="/users/sign-up"]  [type="submit"]').click();
+
+    // Check that the website is waiting for the user to verify their email
+    cy.get("#verify-email > div > p").contains("user@intradef.gouv.fr");
+
+    cy.verifyEmail();
+
+    // Fill the user's personal information
+    cy.get('[name="given_name"]').type("Loïs");
+    cy.get('[name="family_name"]').type("Lane");
+    cy.get('[type="submit"]').click();
+
+    // The siret should be prefilled
+    cy.get('[name="siret"]').should("have.value", "11009001600053");
+  });
+});