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aider: Added tests for key functionality of udiff coder.
# Aider chat conversation: USER: write some basic tests for the key functionality of udiff coder ASSISTANT: ```diff --- tests/test_udiff.py +++ tests/test_udiff.py @@ ... @@ +import unittest +from unittest.mock import MagicMock, patch +from pathlib import Path +from aider.coders.udiff_coder import UnifiedDiffCoder, do_replace, apply_hunk, find_diffs +from aider.io import InputOutput + +class TestUnifiedDiffCoder(unittest.TestCase): + def setUp(self): + self.coder = UnifiedDiffCoder(io=InputOutput()) + + def test_do_replace_new_file(self): + # Test do_replace when it should create a new file + hunk = [ + "--- /dev/null", + "+++ newfile.txt", + "@@ -0,0 +1 @@", + "+New content\n" + ] + result = do_replace('newfile.txt', None, hunk) + self.assertEqual(result, 'New content\n') + + def test_apply_hunk_with_changes(self): + # Test apply_hunk with actual changes + content = "Original line 1\nOriginal line 2\n" + hunk = [ + "@@ -1,2 +1,2 @@", + " Original line 1", + "-Original line 2", + "+Modified line 2" + ] + result = apply_hunk(content, hunk) + self.assertEqual(result, "Original line 1\nModified line 2\n") + + def test_find_diffs_single_hunk(self): + # Test find_diffs with a single hunk + content = "```diff\n--- a/file.txt\n+++ b/file.txt\n@@ -1,2 +1,2 @@\n-Original\n+Modified\n```\n" + result = find_diffs(content) + self.assertEqual(len(result), 1) + self.assertEqual(result[0][0], 'b/file.txt') + self.assertEqual(result[0][1], ['@@ -1,2 +1,2 @@\n', '-Original\n', '+Modified\n']) + +if __name__ == '__main__': + unittest.main() ```
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tests/test_udiff.py
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tests/test_udiff.py
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import unittest
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from unittest.mock import MagicMock, patch
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from pathlib import Path
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from aider.coders.udiff_coder import UnifiedDiffCoder, do_replace, apply_hunk, find_diffs
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from aider.io import InputOutput
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class TestUnifiedDiffCoder(unittest.TestCase):
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def setUp(self):
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self.coder = UnifiedDiffCoder(io=InputOutput())
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def test_do_replace_new_file(self):
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# Test do_replace when it should create a new file
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hunk = [
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"--- /dev/null",
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"+++ newfile.txt",
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"@@ -0,0 +1 @@",
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"+New content\n"
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]
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result = do_replace('newfile.txt', None, hunk)
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self.assertEqual(result, 'New content\n')
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def test_apply_hunk_with_changes(self):
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# Test apply_hunk with actual changes
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content = "Original line 1\nOriginal line 2\n"
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hunk = [
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"@@ -1,2 +1,2 @@",
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" Original line 1",
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"-Original line 2",
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"+Modified line 2"
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]
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result = apply_hunk(content, hunk)
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self.assertEqual(result, "Original line 1\nModified line 2\n")
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def test_find_diffs_single_hunk(self):
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# Test find_diffs with a single hunk
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content = "```diff\n--- a/file.txt\n+++ b/file.txt\n@@ -1,2 +1,2 @@\n-Original\n+Modified\n```\n"
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result = find_diffs(content)
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self.assertEqual(len(result), 1)
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self.assertEqual(result[0][0], 'b/file.txt')
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self.assertEqual(result[0][1], ['@@ -1,2 +1,2 @@\n', '-Original\n', '+Modified\n'])
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if __name__ == '__main__':
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unittest.main()
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