CEC-2389 Add unit tests for SMS Context and SMS form (#247)

src/components/Contexts/SMSContext.test.jsx

@@ -0,0 +1,92 @@
+jest.mock("../../services/smsAPI");
+
+import {
+  render,
+  cleanup,
+  screen,
+  fireEvent,
+  waitFor,
+} from "@testing-library/react";
+import { SMSProvider, useSMSContext } from "./SMSContext";
+import { StatusProvider, useStatusContext } from "./StatusContext";
+
+const checkBaseResults = (error, busy) => {
+  expect(screen.getByTestId("error").innerHTML).toEqual(error);
+  expect(screen.getByTestId("busy").innerHTML).toEqual(busy);
+}
+
+describe("SMSContext", () => {
+  describe("sendSMS", () => {
+    beforeEach(async () => {
+      const TestComp = () => {
+        const {busy, sendSMS} = useSMSContext();
+        const {message, setMessage} = useStatusContext();
+        const send = async (data) => {
+          try {
+            await
+              sendSMS(data);
+          } catch (e) {
+            setMessage(e.message);
+          }
+        }
+
+        return (
+          <>
+            <div data-testid="error">{message}</div>
+            <div data-testid="busy">{busy.toString()}</div>
+            <button
+              data-testid="sendSMSNull"
+              onClick={() => send(null)}
+            />
+            <button
+              data-testid="sendSMSNoICCID"
+              onClick={() => send({messageText: "test"})}
+            />
+            <button
+              data-testid="sendSMSNoMessage"
+              onClick={() => send({ICCID: "test"})}
+            />
+            <button
+              data-testid="sendSMS"
+              onClick={() => send({messageText: "test", ICCID: "test"})}
+            />
+          </>
+        );
+      };
+
+      render(
+        <StatusProvider>
+          <SMSProvider>
+            <TestComp/>
+          </SMSProvider>
+        </StatusProvider>
+      );
+    });
+
+    afterEach(cleanup);
+
+    it("initial state", () => {
+      checkBaseResults("", "false");
+    });
+
+    it("should return an error if no data is passed", async () => {
+      fireEvent.click(screen.getByTestId("sendSMSNull"));
+      await waitFor(() => checkBaseResults("No SMS data provided", "false"));
+    });
+
+    it("should return an error if no ICCID is passed", async () => {
+      fireEvent.click(screen.getByTestId("sendSMSNoICCID"));
+      await waitFor(() => checkBaseResults("ICCID is required", "false"));
+    });
+
+    it("should return an error if no message is passed", async () => {
+      fireEvent.click(screen.getByTestId("sendSMSNoMessage"));
+      await waitFor(() => checkBaseResults("message is required", "false"));
+    });
+
+    it("should work as expected", async () => {
+      fireEvent.click(screen.getByTestId("sendSMS"));
+      await waitFor(() => checkBaseResults("", "true"));
+    });
+  });
+});