[FIX] mass_mailing: add missing tour for basic theme

A mailing based on the "basic" theme is a particular case where there is
no SnippetsMenu and the floating toolbar is present instead. This commit
includes a tour for this previously untested case/flow.

Part-of: odoo/odoo#117166

addons/mass_mailing/static/src/js/tours/mass_mailing_editor_tour.js

@@ -2,6 +2,7 @@
     
     import { registry } from "@web/core/registry";
     import { stepUtils } from "@web_tour/tour_service/tour_utils";
+    import { boundariesIn, setSelection } from "@web_editor/js/editor/odoo-editor/src/utils/utils";
 
     registry.category("web_tour.tours").add('mass_mailing_editor_tour', {
         url: '/web',
@@ -56,3 +57,99 @@
         trigger: 'iframe .o_editable',
         run: () => {},
     }]});
+
+registry.category("web_tour.tours").add('mass_mailing_basic_theme_toolbar', {
+    test: true,
+    url: '/web',
+    steps: [
+        stepUtils.showAppsMenuItem(),
+        {
+            content: "Select the 'Email Marketing' app.",
+            trigger: '.o_app[data-menu-xmlid="mass_mailing.mass_mailing_menu_root"]',
+        },
+        {
+            content: "Click on the create button to create a new mailing.",
+            trigger: 'button.o_list_button_add',
+        },
+        {
+            content: "Wait for the theme selector to load and pick the basic theme.",
+            trigger: 'iframe #basic',
+            extra_trigger: 'iframe .o_mail_theme_selector_new',
+        },
+        {
+            content: "Make sure the snippets menu is hidden",
+            trigger: 'iframe html:has(#oe_snippets.d-none)',
+            run: () => null, // no click, just check
+        },
+        {
+            content: "Add some content to be selected afterwards",
+            trigger: 'iframe p',
+            run: 'text content',
+        },
+        {
+            content: "Select text",
+            trigger: 'iframe p:contains(content)',
+            run() {
+                setSelection(...boundariesIn(this.$anchor[0]), false);
+            }
+        },
+        {
+            content: "Make sure the floating toolbar is visible",
+            trigger: '#toolbar.oe-floating[style*="visible"]',
+            run: () => null,
+        },
+        {
+            content: "Open the color picker",
+            trigger: '#toolbar #oe-text-color',
+        },
+        {
+            content: "Pick a color",
+            trigger: '#toolbar button[data-color="o-color-1"]',
+        },
+        {
+            content: "Check that color was applied",
+            trigger: 'iframe p font.text-o-color-1',
+            run: () => null,
+        },
+        {
+            content: "Fill in Subject",
+            trigger: '[name="subject"] input',
+            run: 'text Test',
+        },
+        {
+            content: "Fill in Mailing list",
+            trigger: '[name="contact_list_ids"] input',
+            run: 'text Newsletter',
+        },
+        {
+            content: "Pick 'Newsletter' option",
+            trigger: '.o_input_dropdown a:contains(Newsletter)',
+        },
+        {
+            content: "Save and go to 'Mailings' list view",
+            trigger: '.breadcrumb a:contains(Mailings)'
+        },
+        {
+            content: "Open newly created mailing",
+            trigger: 'td:contains(Test)',
+        },
+        {
+            content: "Make sure the snippets menu is hidden",
+            trigger: 'iframe html:has(#oe_snippets.d-none)',
+            run: () => null,
+        },
+        {
+            content: "Select content",
+            trigger: 'iframe p:contains(content)',
+            run() {
+                setSelection(...boundariesIn(this.$anchor[0]), false);
+            }
+        },
+        {
+            content: "Make sure the floating toolbar is visible",
+            trigger: '#toolbar.oe-floating[style*="visible"]',
+            run: () => null,
+        },
+        ...stepUtils.discardForm(),
+    ]
+});

addons/mass_mailing/tests/test_mailing_ui.py

@@ -33,3 +33,6 @@ class TestUi(HttpCaseWithUserDemo):
 
     def test_04_mass_mailing_snippets_menu_hide(self):
         self.start_tour("/web", 'mass_mailing_snippets_menu_toolbar', login="demo")
+
+    def test_05_mass_mailing_basic_theme_toolbar(self):
+        self.start_tour('/web', 'mass_mailing_basic_theme_toolbar', login="demo")