diff --git a/report_xlsx_helper/tests/__init__.py b/report_xlsx_helper/tests/__init__.py
new file mode 100644
index 00000000..798b9f69
--- /dev/null
+++ b/report_xlsx_helper/tests/__init__.py
@@ -0,0 +1,3 @@
+# -*- coding: utf-8 -*-
+from . import test_partner_report_xlsx
+from . import test_report_xlsx_helper
diff --git a/report_xlsx_helper/tests/test_partner_report_xlsx.py b/report_xlsx_helper/tests/test_partner_report_xlsx.py
new file mode 100644
index 00000000..4623e4d9
--- /dev/null
+++ b/report_xlsx_helper/tests/test_partner_report_xlsx.py
@@ -0,0 +1,100 @@
+# -*- coding: utf-8 -*-
+# Copyright 2009-2018 Noviat.
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+
+from odoo.addons.report_xlsx_helper.report.abstract_report_xlsx \
+    import AbstractReportXlsx
+from odoo.report import report_sxw
+
+
+class TestPartnerReportXlsx(AbstractReportXlsx):
+
+    def _get_ws_params(self, wb, data, partners):
+
+        partner_template = {
+            'name': {
+                'header': {
+                    'value': 'Name',
+                },
+                'data': {
+                    'value': self._render("partner.name"),
+                },
+                'width': 20,
+            },
+            'number_of_contacts': {
+                'header': {
+                    'value': '# Contacts',
+                },
+                'data': {
+                    'value': self._render("len(partner.child_ids)"),
+                },
+                'width': 10,
+            },
+            'is_customer': {
+                'header': {
+                    'value': 'Customer',
+                },
+                'data': {
+                    'value': self._render("partner.customer"),
+                },
+                'width': 10,
+            },
+            'is_customer_formula': {
+                'header': {
+                    'value': 'Customer Y/N ?',
+                },
+                'data': {
+                    'type': 'formula',
+                    'value': self._render("customer_formula"),
+                },
+                'width': 10,
+            },
+        }
+
+        ws_params = {
+            'ws_name': 'Partners',
+            'generate_ws_method': '_partner_report',
+            'title': 'Partners',
+            'wanted_list': [k for k in partner_template],
+            'col_specs': partner_template,
+        }
+
+        return [ws_params]
+
+    def _partner_report(self, workbook, ws, ws_params, data, partners):
+
+        ws.set_portrait()
+        ws.fit_to_pages(1, 0)
+        ws.set_header(self.xls_headers['standard'])
+        ws.set_footer(self.xls_footers['standard'])
+
+        self._set_column_width(ws, ws_params)
+
+        row_pos = 0
+        row_pos = self._write_ws_title(ws, row_pos, ws_params)
+        row_pos = self._write_line(
+            ws, row_pos, ws_params, col_specs_section='header',
+            default_format=self.format_theader_yellow_left)
+        ws.freeze_panes(row_pos, 0)
+
+        wl = ws_params['wanted_list']
+
+        for partner in partners:
+            is_customer_pos = 'is_customer' in wl and \
+                wl.index('is_customer')
+            is_customer_cell = self._rowcol_to_cell(
+                row_pos, is_customer_pos)
+            customer_formula = 'IF(%s=TRUE;"Y"; "N")' % is_customer_cell
+            row_pos = self._write_line(
+                ws, row_pos, ws_params, col_specs_section='data',
+                render_space={
+                    'partner': partner,
+                    'customer_formula': customer_formula,
+                },
+                default_format=self.format_tcell_left)
+
+
+TestPartnerReportXlsx(
+    'report.test.partner.xlsx',
+    'res.partner',
+    parser=report_sxw.rml_parse)
diff --git a/report_xlsx_helper/tests/test_report_xlsx_helper.py b/report_xlsx_helper/tests/test_report_xlsx_helper.py
new file mode 100644
index 00000000..e5b140a7
--- /dev/null
+++ b/report_xlsx_helper/tests/test_report_xlsx_helper.py
@@ -0,0 +1,22 @@
+# -*- coding: utf-8 -*-
+# Copyright 2009-2018 Noviat.
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+
+from odoo.tests.common import TransactionCase
+
+
+class TestReportXlsxHelper(TransactionCase):
+
+    def setUp(self):
+        super(TestReportXlsxHelper, self).setUp()
+        ctx = {'xlsx_export': True}
+        self.report = self.env['ir.actions.report.xml'].with_context(ctx)
+        self.report_name = 'test.partner.xlsx'
+        p1 = self.env.ref('base.res_partner_1')
+        p2 = self.env.ref('base.res_partner_2')
+        self.partners = p1 + p2
+
+    def test_report_xlsx_helper(self):
+        report_xls = self.report.render_report(
+            self.partners.ids, self.report_name, {})
+        self.assertEqual(report_xls[1], 'xlsx')