From 7076597adea0d05bc5f9219266b870d03f9bfd24 Mon Sep 17 00:00:00 2001
From: BonfaceKilz
Date: Sat, 8 May 2021 16:03:37 +0300
Subject: tests: test_species: New tests

---
 tests/unit/db/__init__.py     |  0
 tests/unit/db/test_species.py | 38 ++++++++++++++++++++++++++++++++++++++
 2 files changed, 38 insertions(+)
 create mode 100644 tests/unit/db/__init__.py
 create mode 100644 tests/unit/db/test_species.py

(limited to 'tests')

diff --git a/tests/unit/db/__init__.py b/tests/unit/db/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/tests/unit/db/test_species.py b/tests/unit/db/test_species.py
new file mode 100644
index 0000000..43b5f51
--- /dev/null
+++ b/tests/unit/db/test_species.py
@@ -0,0 +1,38 @@
+"""Tests for db/species.py"""
+from unittest import TestCase
+from unittest import mock
+
+from gn3.db.species import get_chromosome
+
+
+class TestChromosomes(TestCase):
+    """Test cases for fetching chromosomes"""
+    def test_get_chromosome_using_species_name(self):
+        """Test that the chromosome is fetched using a species name"""
+        db_mock = mock.MagicMock()
+        with db_mock.cursor() as cursor:
+            cursor.fetchall.return_value = ()
+            self.assertEqual(get_chromosome(name="TestCase",
+                                            is_species=True,
+                                            conn=db_mock), ())
+            cursor.execute.assert_called_once_with(
+                "SELECT Chr_Length.Name, Chr_Length.OrderId, "
+                "Length FROM Chr_Length, Species WHERE "
+                "Chr_Length.SpeciesId = Species.SpeciesId AND "
+                "Species.Name = 'TestCase' ORDER BY OrderId"
+            )
+
+    def test_get_chromosome_using_group_name(self):
+        """Test that the chromosome is fetched using a group name"""
+        db_mock = mock.MagicMock()
+        with db_mock.cursor() as cursor:
+            cursor.fetchall.return_value = ()
+            self.assertEqual(get_chromosome(name="TestCase",
+                                            is_species=False,
+                                            conn=db_mock), ())
+            cursor.execute.assert_called_once_with(
+                "SELECT Chr_Length.Name, Chr_Length.OrderId, "
+                "Length FROM Chr_Length, InbredSet WHERE "
+                "Chr_Length.SpeciesId = InbredSet.SpeciesId AND "
+                "InbredSet.Name = 'TestCase' ORDER BY OrderId"
+            )
-- 
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