format: drop unit tests, rely on 012_quotes golden fixture

Author: claude

tests/unit/test_format.py

@@ -512,43 +512,3 @@ def test_format_line_length_respected():
     for line in result.strip().split("\n"):
         # Allow slight overshoot for long strings that can't be split
         assert len(line) <= 80, f"Line too long: {line!r}"
-
-
-def test_format_single_to_double_quotes():
-    code = "bundle agent main\n{\nvars:\n\"a\" string => 'hello';\n}"
-    result = _format(code)
-    assert '"a" string => "hello";' in result
-    assert "'hello'" not in result
-
-
-def test_format_keep_single_quotes_with_inner_double():
-    code = 'bundle agent main\n{\nvars:\n"a" string => \'say "hi"\';\n}'
-    result = _format(code)
-    assert "'say \"hi\"'" in result
-
-
-def test_format_double_quotes_unchanged():
-    code = 'bundle agent main\n{\nvars:\n"a" string => "world";\n}'
-    result = _format(code)
-    assert '"a" string => "world";' in result
-
-
-def test_format_escaped_single_quote_to_double():
-    code = "bundle agent main\n{\nvars:\n\"a\" string => 'it\\'s here';\n}"
-    result = _format(code)
-    assert '"a" string => "it\'s here";' in result
-
-
-def test_format_single_quotes_in_list():
-    code = "bundle agent main\n{\nvars:\n\"a\" slist => { 'one', 'two' };\n}"
-    result = _format(code)
-    assert '"one"' in result
-    assert '"two"' in result
-    assert "'one'" not in result
-
-
-def test_format_single_quoted_promiser_to_double():
-    code = "bundle agent main\n{\nreports:\n  'hello';\n}"
-    result = _format(code)
-    assert '"hello"' in result
-    assert "'hello'" not in result