From c1d367b89a95277b25c8e3cffc0b82fb4d081fa0 Mon Sep 17 00:00:00 2001
From: BonfaceKilz
Date: Mon, 28 Jun 2021 12:18:30 +0300
Subject: Add a diffing function
For now the diff function uses the Linux tool "diff" to generate the diff
since it is efficient and straightforward.
* gn3/computations/diff.py (generate_diff): New function.
* tests/unit/computations/test_diff.py: Test cases for ☝🏾.
---
tests/unit/computations/test_diff.py | 28 ++++++++++++++++++++++++++++
1 file changed, 28 insertions(+)
create mode 100644 tests/unit/computations/test_diff.py
(limited to 'tests/unit')
diff --git a/tests/unit/computations/test_diff.py b/tests/unit/computations/test_diff.py
new file mode 100644
index 0000000..e4f5dde
--- /dev/null
+++ b/tests/unit/computations/test_diff.py
@@ -0,0 +1,28 @@
+"""This contains unit-tests for gn3.computations.diff"""
+import unittest
+import os
+
+from gn3.computations.diff import generate_diff
+
+TESTDIFF = """3,4c3,4
+< C57BL/6J,x,x,x
+< BXD1,18.700,x,x
+---
+> C57BL/6J,19.000,x,x
+> BXD1,15.700,x,x
+6c6
+< BXD11,18.900,x,x
+---
+> BXD11,x,x,x
+"""
+
+
+class TestDiff(unittest.TestCase):
+ """Test cases for computations.diff"""
+ def test_generate_diff(self):
+ """Test that the correct diff is generated"""
+ data = os.path.join(os.path.dirname(__file__).split("unit")[0],
+ "test_data/trait_data_10007.csv")
+ edited_data = os.path.join(os.path.dirname(__file__).split("unit")[0],
+ "test_data/edited_trait_data_10007.csv")
+ self.assertEqual(generate_diff(data, edited_data), TESTDIFF)
--
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