Added unittest cases for commands/analyze_code.py file (#4212)

Co-authored-by: Nicholas Tindle <nick@ntindle.com>
Co-authored-by: k-boikov <64261260+k-boikov@users.noreply.github.com>

tests/test_analyze_code.py

@@ -0,0 +1,60 @@
+# Date: 2023-5-13
+# Author: Generated by GoCodeo.
+import pytest
+
+from autogpt.commands.analyze_code import analyze_code
+
+
+@pytest.fixture
+def mock_call_ai_function(mocker):
+    return mocker.patch("autogpt.commands.analyze_code.call_ai_function")
+
+
+class TestAnalyzeCode:
+    def test_positive_analyze_code(self, mock_call_ai_function):
+        # Positive Test
+        mock_call_ai_function.return_value = ["Suggestion 1", "Suggestion 2"]
+        code = "def example_function():\n    pass"
+        result = analyze_code(code)
+        assert result == ["Suggestion 1", "Suggestion 2"]
+        mock_call_ai_function.assert_called_once_with(
+            "def analyze_code(code: str) -> list[str]:",
+            [code],
+            "Analyzes the given code and returns a list of suggestions for improvements.",
+        )
+
+    def test_negative_analyze_code(self, mock_call_ai_function):
+        # Negative Test
+        mock_call_ai_function.return_value = []
+        code = "def example_function():\n    pass"
+        result = analyze_code(code)
+        assert result == []
+        mock_call_ai_function.assert_called_once_with(
+            "def analyze_code(code: str) -> list[str]:",
+            [code],
+            "Analyzes the given code and returns a list of suggestions for improvements.",
+        )
+
+    def test_error_analyze_code(self, mock_call_ai_function):
+        # Error Test
+        mock_call_ai_function.side_effect = Exception("Error occurred")
+        code = "def example_function():\n    pass"
+        with pytest.raises(Exception):
+            analyze_code(code)
+        mock_call_ai_function.assert_called_once_with(
+            "def analyze_code(code: str) -> list[str]:",
+            [code],
+            "Analyzes the given code and returns a list of suggestions for improvements.",
+        )
+
+    def test_edge_analyze_code_empty_code(self, mock_call_ai_function):
+        # Edge Test
+        mock_call_ai_function.return_value = ["Suggestion 1", "Suggestion 2"]
+        code = ""
+        result = analyze_code(code)
+        assert result == ["Suggestion 1", "Suggestion 2"]
+        mock_call_ai_function.assert_called_once_with(
+            "def analyze_code(code: str) -> list[str]:",
+            [code],
+            "Analyzes the given code and returns a list of suggestions for improvements.",
+        )