Phase 4b: Unit Testing

tests/test_output.py

@@ -0,0 +1,99 @@
+"""Unit tests for gam.util.output — output formatting and utility functions."""
+
+import pytest
+
+
+class TestStripControlChars:
+    """Test control character stripping."""
+
+    def test_strips_null(self):
+        from gam.util.output import _stripControlCharsFromName
+        assert _stripControlCharsFromName('hello\x00world') == 'helloworld'
+
+    def test_strips_cr(self):
+        from gam.util.output import _stripControlCharsFromName
+        assert _stripControlCharsFromName('hello\rworld') == 'helloworld'
+
+    def test_strips_nl(self):
+        from gam.util.output import _stripControlCharsFromName
+        assert _stripControlCharsFromName('hello\nworld') == 'helloworld'
+
+    def test_strips_multiple(self):
+        from gam.util.output import _stripControlCharsFromName
+        assert _stripControlCharsFromName('\x00he\rll\no') == 'hello'
+
+    def test_clean_string_unchanged(self):
+        from gam.util.output import _stripControlCharsFromName
+        assert _stripControlCharsFromName('hello world') == 'hello world'
+
+    def test_empty_string(self):
+        from gam.util.output import _stripControlCharsFromName
+        assert _stripControlCharsFromName('') == ''
+
+
+class TestCurrentCount:
+    """Test count display formatting."""
+
+    def test_current_count_with_items(self):
+        from gam.util.output import currentCount
+        result = currentCount(3, 10)
+        assert result == ' (3/10)'
+
+    def test_current_count_nl(self):
+        from gam.util.output import currentCountNL
+        result = currentCountNL(3, 10)
+        assert result == ' (3/10)\n'
+
+
+class TestFormatKeyValueList:
+    """Test key-value list formatting.
+
+    formatKeyValueList processes pairs: [key1, val1, key2, val2, ...]
+    Each key gets ': ' and its value appended.
+    """
+
+    def test_single_pair(self):
+        from gam.util.output import formatKeyValueList
+        result = formatKeyValueList('', ['Name', 'Alice'], '')
+        assert result == 'Name: Alice'
+
+    def test_multiple_pairs(self):
+        from gam.util.output import formatKeyValueList
+        result = formatKeyValueList('', ['Name', 'Alice', 'Age', 30], '')
+        assert 'Name: Alice' in result
+        assert 'Age: 30' in result
+
+    def test_with_prefix_suffix(self):
+        from gam.util.output import formatKeyValueList
+        result = formatKeyValueList('  ', ['key', 'val'], '\n')
+        assert result == '  key: val\n'
+
+    def test_none_value(self):
+        from gam.util.output import formatKeyValueList
+        result = formatKeyValueList('', ['key', None], '')
+        assert result == 'key:'
+
+    def test_empty_list(self):
+        from gam.util.output import formatKeyValueList
+        result = formatKeyValueList('pre', [], 'suf')
+        assert result == 'presuf'
+
+
+class TestColoredText:
+    """Test colored text creation."""
+
+    def test_create_colored_text_returns_string(self):
+        from gam.util.output import createColoredText
+        result = createColoredText('hello', 'red')
+        assert isinstance(result, str)
+        assert 'hello' in result
+
+    def test_create_red_text(self):
+        from gam.util.output import createRedText
+        result = createRedText('error')
+        assert 'error' in result
+
+    def test_create_green_text(self):
+        from gam.util.output import createGreenText
+        result = createGreenText('success')
+        assert 'success' in result