intermediate changes

ref:cde9a383711a11544ce7e107a78147fb96cc4029

1 files changed, 50 insertions, 0 deletions

diff --git a/contrib/python/prompt-toolkit/py2/tests/test_print_tokens.py b/contrib/python/prompt-toolkit/py2/tests/test_print_tokens.py
new file mode 100644
index 00000000000..c3b5826b36c
--- /dev/null
+++ b/contrib/python/prompt-toolkit/py2/tests/test_print_tokens.py
@@ -0,0 +1,50 @@
+"""
+Test `shortcuts.print_tokens`.
+"""
+from __future__ import unicode_literals
+from prompt_toolkit.shortcuts import print_tokens
+from prompt_toolkit.token import Token
+from prompt_toolkit.styles import style_from_dict
+
+
+class _Capture:
+    " Emulate an stdout object. "
+    encoding = 'utf-8'
+
+    def __init__(self):
+        self._data = []
+
+    def write(self, data):
+        self._data.append(data)
+
+    @property
+    def data(self):
+        return b''.join(self._data)
+
+    def flush(self):
+        pass
+
+    def isatty(self):
+        return True
+
+
+def test_print_tokens():
+    f = _Capture()
+    print_tokens([(Token, 'hello'), (Token, 'world')], file=f)
+    assert b'hello' in f.data
+    assert b'world' in f.data
+
+
+def test_with_style():
+    f = _Capture()
+    style = style_from_dict({
+        Token.Hello: '#ff0066',
+        Token.World: '#44ff44 italic',
+    })
+    tokens = [
+        (Token.Hello, 'Hello '),
+        (Token.World, 'world'),
+    ]
+    print_tokens(tokens, style=style, file=f)
+    assert b'\x1b[0;38;5;197mHello' in f.data
+    assert b'\x1b[0;38;5;83;3mworld' in f.data