1 files changed, 89 insertions, 0 deletions
diff --git a/addons/web/static/tests/fields/relational_fields_tests.js b/addons/web/static/tests/fields/relational_fields_tests.js
index a2b52317a3c..ca6cd680269 100644
--- a/addons/web/static/tests/fields/relational_fields_tests.js
+++ b/addons/web/static/tests/fields/relational_fields_tests.js
@@ -9875,6 +9875,95 @@ QUnit.module('relational_fields', {
         form.destroy();
     });
 
+    QUnit.test('onchange on unloaded record clearing posterious change', function (assert) {
+        // when we got onchange result for fields of record that were not
+        // already available because they were in a inline view not already
+        // opened, in a given configuration the change were applied ignoring
+        // posteriously changed data, thus an added/removed/modified line could
+        // be reset to the original onchange data
+        assert.expect(5);
+
+        var numUserOnchange = 0;
+
+        this.data.user.onchanges = {
+            partner_ids: function (obj) {
+                // simulate actual server onchange after save of modal with new record
+                if (numUserOnchange === 0) {
+                    obj.partner_ids = _.clone(obj.partner_ids);
+                    obj.partner_ids.unshift([5]);
+                    obj.partner_ids[1][2].turtles.unshift([5]);
+                    obj.partner_ids[2] = [1, 2, {
+                        display_name: 'second record',
+                        trululu: 1,
+                        turtles: [[5]],
+                    }];
+                } else if (numUserOnchange === 1) {
+                    obj.partner_ids = _.clone(obj.partner_ids);
+                    obj.partner_ids.unshift([5]);
+                    obj.partner_ids[1][2].turtles.unshift([5]);
+                    obj.partner_ids[2][2].turtles.unshift([5]);
+                }
+                numUserOnchange++;
+            },
+        };
+
+        var form = createView({
+            View: FormView,
+            model: 'user',
+            data: this.data,
+            arch: '<form><sheet><group>' +
+                      '<field name="partner_ids">' +
+                          '<form>'+
+                              '<field name="trululu"/>' +
+                              '<field name="turtles">' +
+                                  '<tree editable="bottom">' +
+                                      '<field name="display_name"/>' +
+                                  '</tree>' +
+                              '</field>' +
+                          '</form>' +
+                          '<tree>' +
+                              '<field name="display_name"/>' +
+                          '</tree>' +
+                      '</field>' +
+                  '</group></sheet></form>',
+            res_id: 17,
+        });
+
+        // open first partner and change turtle name
+        form.$buttons.find('.o_form_button_edit').click();
+        form.$('.o_data_row:eq(0)').click();
+        $('.modal .o_data_cell:eq(0)').click();
+        $('.modal input[name="display_name"]').val('Donatello').change();
+        $('.modal .btn-primary').click();
+
+        // open second partner and add a turtle
+        form.$('.o_data_row:eq(1)').click();
+        $('.modal .o_field_x2many_list_row_add a').click();
+        $('.modal input[name="display_name"]').val('Michelangelo').change();
+        $('.modal .btn-primary').click();
+
+        assert.strictEqual(numUserOnchange, 2,
+            'there should 2 and only 2 onchange from closing the partner modal');
+
+        // check first record still has change
+        form.$('.o_data_row:eq(0)').click();
+        assert.strictEqual($('.modal .o_data_row').length, 1,
+            'only 1 turtle for first partner');
+        assert.strictEqual($('.modal .o_data_row').text(), 'Donatello',
+            'first partner turtle is Donatello');
+        $('.modal .o_form_button_cancel').click();
+
+        // check second record still has changes
+        form.$('.o_data_row:eq(1)').click();
+        assert.strictEqual($('.modal .o_data_row').length, 1,
+            'only 1 turtle for second partner');
+        assert.strictEqual($('.modal .o_data_row').text(), 'Michelangelo',
+            'second partner turtle is Michelangelo');
+        $('.modal .o_form_button_cancel').click();
+
+        form.destroy();
+    });
+
     QUnit.test('click on URL should not open the record', function (assert) {
         assert.expect(2);