Initial upload: cmdparse CLI tool with comprehensive documentation and CI/CD

tests/test_parser.py

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+"""Tests for pattern detection module."""
+
+import pytest
+from cmdparse.patterns import detect_pattern_type
+
+
+class TestDetectPatternType:
+    def test_empty_input_returns_empty(self):
+        assert detect_pattern_type('') == 'empty'
+        assert detect_pattern_type('   ') == 'empty'
+        assert detect_pattern_type('\n\n') == 'empty'
+
+    def test_table_detection(self):
+        table_input = """NAME    IMAGE    STATUS
+ nginx   nginx:1   running
+ redis   redis:3   stopped"""
+        result = detect_pattern_type(table_input)
+        assert result in ['table', 'key_value_block']
+
+    def test_key_value_colon_detection(self):
+        kv_input = """name: John
+ age: 30
+ city: NYC"""
+        result = detect_pattern_type(kv_input)
+        assert result == 'key_value_colon'
+
+    def test_key_value_equals_detection(self):
+        kv_input = """name=John
+ age=30
+ city=NYC"""
+        result = detect_pattern_type(kv_input)
+        assert result == 'key_value_equals'
+
+    def test_delimited_comma_detection(self):
+        csv_input = """name,age,city
+ John,30,NYC
+ Jane,25,LA"""
+        result = detect_pattern_type(csv_input)
+        assert result == 'delimited_comma'
+
+    def test_delimited_tab_detection(self):
+        tsv_input = """name\tage\tcity
+ John\t30\tNYC"""
+        result = detect_pattern_type(tsv_input)
+        assert result == 'delimited_tab'
+
+    def test_raw_text_detection(self):
+        raw_input = """This is just some random text
+ Without any particular structure"""
+        result = detect_pattern_type(raw_input)
+        assert result in ['raw', 'table', 'key_value_block']