diff --git a/support_branding/models/res_config_settings.py b/support_branding/models/res_config_settings.py
index a07ecccea..6cbb58341 100644
--- a/support_branding/models/res_config_settings.py
+++ b/support_branding/models/res_config_settings.py
@@ -34,3 +34,6 @@ class ResConfigSettings(models.TransientModel):
     support_branding_color = fields.Char(string="Branding color")
     support_email = fields.Char(string="Support email")
     support_release = fields.Char(string="Support release")
+
+    def test_support_branding_error(self):
+        return 9 / 0
diff --git a/support_branding/static/src/tests/support_branding_tests.js b/support_branding/static/src/tests/support_branding_tests.js
new file mode 100644
index 000000000..e20fbcd43
--- /dev/null
+++ b/support_branding/static/src/tests/support_branding_tests.js
@@ -0,0 +1,68 @@
+odoo.define('support_branding.crash_manager_tests', function (require) {
+    "use strict";
+
+    const CrashManager = require('web.CrashManager').CrashManager;
+    const testUtils = require('web.test_utils');
+    const createActionManager = testUtils.createActionManager;
+
+    QUnit.module('support_branding', {}, function() {
+        QUnit.test("Error Dialog is created", async function (assert) {
+            // No of assertion expected.
+            assert.expect(5);
+
+            // Create action manager to trigger error dialog
+            var actionManager = await createActionManager({
+                services: {
+                    crash_manager: CrashManager,
+                }
+            });
+
+            // Check if action with crash manager service was created.
+            assert.notOk(_.isEmpty(actionManager), "Action manager with " +
+                "crash manager service should be created and not empty");
+
+            // Test custom error
+            let error = {
+                type: 'Support Branding Odoo Client Error',
+                message: 'Message',
+                data: {
+                    debug: 'Traceback',
+                },
+            };
+            // NB: This will use the saved res.config settings of support
+            // branding containing the support mail. It is fetched in crash
+            // manager init function as saved in res.config settings.
+            // attached is a default data xml with sample data.
+            actionManager.call('crash_manager', 'show_error', error);
+            await testUtils.nextTick();
+            var $mail_dialog = 'form.support-branding-submit-form';
+
+            // Confirm if we have a form and its required elements.
+            assert.containsOnce($, $mail_dialog, "Error dialog should be " +
+                "opened and showing mail section on footer");
+            assert.containsOnce($, '.support-desc', 'We should have a ' +
+                'textarea to add our issues');
+            assert.containsOnce($, 'button.support-btn', 'We should have a ' +
+                'send mail button to send support mail');
+
+            // Add a test text mail.
+            $(".support-desc").val("Send this as a test mail to " +
+                "configured support mail");
+
+            // Try to send mail, by default a popup will be triggered
+            // defaulting to form call of 'mailto'.
+            await testUtils.dom.click($('button.support-btn'),
+                {allowInvisible: true});
+
+            // Close error dialog
+            await testUtils.dom.click($('button.close'),
+                {allowInvisible: true});
+
+            // Confirm dialog was closed
+            assert.containsNone($, $mail_dialog,
+                "Error Dialog should be closed");
+
+            actionManager.destroy();
+        });
+    });
+});
diff --git a/support_branding/views/asset.xml b/support_branding/views/asset.xml
index 7e67bc58b..1136da3fd 100644
--- a/support_branding/views/asset.xml
+++ b/support_branding/views/asset.xml
@@ -25,4 +25,16 @@
             />
             </xpath>
         </template>
+    <template
+        id="support_branding_qunit_suite_tests"
+        name="Support Branding tests"
+        inherit_id="web.qunit_suite_tests"
+    >
+        <xpath expr="//script[last()]" position="after">
+            <script
+                type="text/javascript"
+                src="/support_branding/static/src/tests/support_branding_tests.js"
+            />
+        </xpath>
+    </template>
 </odoo>
diff --git a/support_branding/views/res_config_settings.xml b/support_branding/views/res_config_settings.xml
index 19cb08802..d7af46bb7 100644
--- a/support_branding/views/res_config_settings.xml
+++ b/support_branding/views/res_config_settings.xml
@@ -83,7 +83,23 @@
                                                 <field name="support_release" />
                                             </div>
                                         </div>
+                                        <br /> <br />
+                                        <div class="text-muted">
+                                            The below button generates a
+                                            division by zero python error which
+                                            allows a user to test the modules
+                                            functionality.
+                                        </div>
                                         <br />
+                                        <button
+                                            name="test_support_branding_error"
+                                            string="Test Support Branding"
+                                            class="oe_highlight"
+                                            type="object"
+                                            data-toggle="tooltip"
+                                            title="Creates an error (i.e ZeroDivisionError) to test support branding"
+                                        />
+                                        <br /> <br />
                                     </div>
                                 </div>
                             </div>