cypress test for reloading state of subsetOfRealsInput

packages/test-cypress/cypress/e2e/tagSpecific/subsetofrealsinput.cy.js

@@ -0,0 +1,55 @@
+import { cesc2 } from "@doenet/utils";
+
+describe("SubsetOfRealsInput Tag Tests", function () {
+    beforeEach(() => {
+        cy.clearIndexedDB();
+        cy.visit("/");
+    });
+
+    it("subsetOfRealsInput state can be reloaded from local state", () => {
+        const doenetML = `
+  <text>a</text>
+  <p><subsetOfRealsInput name="sori" /></p>
+  <p>Value: <subsetOfReals copySource="sori" name="sor" /></p>
+  <p>Value: <mathInput copySource="sori.subsetValue" name="sormi" /></p>
+  `;
+        cy.get("#testRunner_toggleControls").click();
+        cy.get("#testRunner_allowLocalState").click();
+        cy.wait(100);
+        cy.get("#testRunner_toggleControls").click();
+
+        cy.window().then(async (win) => {
+            win.postMessage(
+                {
+                    doenetML,
+                },
+                "*",
+            );
+        });
+        cy.get(cesc2("#/_text1")).should("have.text", "a"); // to wait for page to load
+
+        cy.get(cesc2("#/sor")).should("contain.text", "∅");
+
+        cy.get(cesc2("#/sormi") + " textarea").type(
+            "{end}{backspace}{{}3}{enter}",
+            {
+                force: true,
+            },
+        );
+
+        cy.get(cesc2("#/sor")).should("contain.text", "{3}");
+        cy.wait(2000); // wait for 1 second debounce
+
+        cy.reload();
+        cy.window().then(async (win) => {
+            win.postMessage(
+                {
+                    doenetML,
+                },
+                "*",
+            );
+        });
+
+        cy.get(cesc2("#/sor")).should("contain.text", "{3}");
+    });
+});