Fix displaying of status code without a status message.

CHANGELOG.md

@@ -6,8 +6,10 @@ This project adheres to [Semantic Versioning](https://semver.org/).
 ## [3.0.3.dev0](https://github.com/httpie/httpie/compare/3.0.2...HEAD) (Unreleased)
 
 - Fixed escaping of integer indexes with multiple backslashes in the nested JSON builder. ([#1285](https://github.com/httpie/httpie/issues/1285))
+- Fixed displaying of status code without a status message on non-`auto` themes. ([#1300](https://github.com/httpie/httpie/issues/1300))
 - Improved regulation of top-level arrays. ([#1292](https://github.com/httpie/httpie/commit/225dccb2186f14f871695b6c4e0bfbcdb2e3aa28))
 
+
 ## [3.0.2](https://github.com/httpie/httpie/compare/3.0.1...3.0.2) (2022-01-24)
 
 [What’s new in HTTPie for Terminal 3.0 →](https://httpie.io/blog/httpie-3.0.0)

httpie/output/lexers/http.py

@@ -2,7 +2,7 @@
 import pygments
 from httpie.output.lexers.common import precise
 
-RE_STATUS_LINE = re.compile(r'(\d{3})( +)(.+)')
+RE_STATUS_LINE = re.compile(r'(\d{3})( +)?(.+)?')
 
 STATUS_TYPES = {
     '1': pygments.token.Number.HTTP.INFO,

tests/test_output.py

@@ -17,10 +17,15 @@
 )
 from httpie.cli.definition import parser
 from httpie.encoding import UTF8
-from httpie.output.formatters.colors import get_lexer, PIE_STYLE_NAMES
+from httpie.output.formatters.colors import get_lexer, PIE_STYLE_NAMES, BUNDLED_STYLES
 from httpie.status import ExitStatus
 from .fixtures import XML_DATA_RAW, XML_DATA_FORMATTED
-from .utils import COLOR, CRLF, HTTP_OK, MockEnvironment, http, DUMMY_URL
+from .utils import COLOR, CRLF, HTTP_OK, MockEnvironment, http, DUMMY_URL, strip_colors
+
+
+# For ensuring test reproducibility, avoid using the unsorted
+# BUNDLED_STYLES set.
+SORTED_BUNDLED_STYLES = sorted(BUNDLED_STYLES)
 
 
 @pytest.mark.parametrize('stdout_isatty', [True, False])
@@ -234,6 +239,24 @@ def test_ensure_meta_is_colored(httpbin, style):
     assert COLOR in r
 
 
+@pytest.mark.parametrize('style', SORTED_BUNDLED_STYLES)
+@pytest.mark.parametrize('msg', [
+    '',
+    ' ',
+    ' OK',
+    ' OK ',
+    ' CUSTOM ',
+])
+def test_ensure_status_code_is_shown_on_all_themes(http_server, style, msg):
+    env = MockEnvironment(colors=256)
+    r = http('--style', style,
+             http_server + '/status/msg',
+             '--raw', msg, env=env)
+
+    # Trailing space is stripped away.
+    assert 'HTTP/1.0 200' + msg.rstrip() in strip_colors(r)
+
+
 class TestPrettyOptions:
     """Test the --pretty handling."""
 

tests/utils/__init__.py

@@ -27,6 +27,8 @@
 TESTS_ROOT = Path(__file__).parent.parent
 CRLF = '\r\n'
 COLOR = '\x1b['
+COLOR_RE = re.compile(r'\x1b\[\d+(;\d+)*?m', re.MULTILINE)
+
 HTTP_OK = '200 OK'
 # noinspection GrazieInspection
 HTTP_OK_COLOR = (
@@ -38,6 +40,10 @@
 DUMMY_URL = 'http://this-should.never-resolve'  # Note: URL never fetched
 
 
+def strip_colors(colorized_msg: str) -> str:
+    return COLOR_RE.sub('', colorized_msg)
+
+
 def mk_config_dir() -> Path:
     dirname = tempfile.mkdtemp(prefix='httpie_config_')
     return Path(dirname)

tests/utils/http_server.py

@@ -18,14 +18,17 @@ def inner(func):
             return func
         return inner
 
-    def do_GET(self):
+    def do_generic(self):
         parse_result = urlparse(self.path)
-        func = self.handlers['GET'].get(parse_result.path)
+        func = self.handlers[self.command].get(parse_result.path)
         if func is None:
             return self.send_error(HTTPStatus.NOT_FOUND)
 
         return func(self)
 
+    do_GET = do_generic
+    do_POST = do_generic
+
 
 @TestHandler.handler('GET', '/headers')
 def get_headers(handler):
@@ -73,6 +76,15 @@ def random_encoding(handler):
     handler.wfile.write('0\r\n\r\n'.encode('utf-8'))
 
 
+@TestHandler.handler('POST', '/status/msg')
+def status_custom_msg(handler):
+    content_len = int(handler.headers.get('content-length', 0))
+    post_body = handler.rfile.read(content_len).decode()
+
+    handler.send_response(200, post_body)
+    handler.end_headers()
+
+
 @pytest.fixture(scope="function")
 def http_server():
     """A custom HTTP server implementation for our tests, that is