channel: Ask spectator to login for unauthenticated requests.

Get complete coverage for channel.

frontend_tests/node_tests/channel.js

@@ -4,15 +4,43 @@ const {strict: assert} = require("assert");
 
 const _ = require("lodash");
 
-const {mock_jquery, set_global, zrequire} = require("../zjsunit/namespace");
+const {mock_jquery, mock_esm, set_global, zrequire} = require("../zjsunit/namespace");
 const {run_test} = require("../zjsunit/test");
 const blueslip = require("../zjsunit/zblueslip");
+const {page_params} = require("../zjsunit/zpage_params");
 
 set_global("setTimeout", (f, delay) => {
     assert.equal(delay, 0);
     f();
 });
 
+const xhr_401 = {
+    status: 401,
+    responseText: '{"msg": "Use cannnot access XYZ"}',
+};
+
+const xhr_password_changes = new WeakMap();
+xhr_password_changes.set(xhr_401, 0);
+
+const setup = mock_esm("../../static/js/setup", {
+    password_change_in_progress: false,
+    password_changes: 0,
+    xhr_password_changes,
+});
+
+let login_to_access_shown = false;
+mock_esm("../../static/js/spectators", {
+    login_to_access: () => {
+        login_to_access_shown = true;
+    },
+});
+
+set_global("window", {
+    location: {
+        replace: () => {},
+    },
+});
+
 const reload_state = zrequire("reload_state");
 const channel = zrequire("channel");
 
@@ -215,6 +243,67 @@ test("patch_with_form_data", () => {
     });
 });
 
+test("authentication_error_401_is_spectator", () => {
+    test_with_mock_ajax({
+        xhr: xhr_401,
+        run_code() {
+            channel.post({});
+        },
+
+        // is_spectator = true
+        check_ajax_options(options) {
+            page_params.is_spectator = true;
+
+            options.simulate_error();
+            assert.ok(login_to_access_shown);
+
+            login_to_access_shown = false;
+        },
+    });
+});
+
+test("authentication_error_401_password_change_in_progress", () => {
+    test_with_mock_ajax({
+        xhr: xhr_401,
+        run_code() {
+            channel.post({});
+        },
+
+        // is_spectator = true
+        // password_change_in_progress = true
+        check_ajax_options(options) {
+            page_params.is_spectator = true;
+            setup.password_change_in_progress = true;
+
+            options.simulate_error();
+            assert.ok(!login_to_access_shown);
+
+            setup.password_change_in_progress = false;
+            page_params.is_spectator = false;
+            login_to_access_shown = false;
+        },
+    });
+});
+
+test("authentication_error_401_not_spectator", () => {
+    test_with_mock_ajax({
+        xhr: xhr_401,
+        run_code() {
+            channel.post({});
+        },
+
+        // is_spectator = false
+        check_ajax_options(options) {
+            page_params.is_spectator = false;
+
+            options.simulate_error();
+            assert.ok(!login_to_access_shown);
+
+            login_to_access_shown = false;
+        },
+    });
+});
+
 test("reload_on_403_error", () => {
     test_with_mock_ajax({
         xhr: {