Fix up tests and related issues

Upgrade poetry if already installed
Get rid of test function that was causing windows problems

features/steps/core.py

@@ -82,18 +82,15 @@ def set_config(context, config_file):
             cf.write("version: {}".format(__version__))
 
 
-@when('we open the editor and enter ""')
 @when('we open the editor and enter "{text}"')
+@when("we open the editor and enter nothing")
 def open_editor_and_enter(context, text=""):
-    text = text or context.text
+    text = text or context.text or ""
 
     def _mock_editor_function(command):
         tmpfile = command[-1]
         with open(tmpfile, "w+") as f:
-            if text is not None:
-                f.write(text)
-            else:
-                f.write("")
+            f.write(text)
 
         return tmpfile
 
@@ -119,7 +116,7 @@ def _mock_input(inputs):
 
 
 @when('we run "{command}" and enter')
-@when('we run "{command}" and enter ""')
+@when('we run "{command}" and enter nothing')
 @when('we run "{command}" and enter "{inputs}"')
 def run_with_input(context, command, inputs=""):
     # create an iterator through all inputs. These inputs will be fed one by one
@@ -186,69 +183,11 @@ def no_error(context):
     assert context.exit_status == 0, context.exit_status
 
 
-@then("the output should be parsable as json")
-def check_output_json(context):
-    out = context.stdout_capture.getvalue()
-    assert json.loads(out), out
-
-
-@then('"{field}" in the json output should have {number:d} elements')
-@then('"{field}" in the json output should have 1 element')
-def check_output_field(context, field, number=1):
-    out = context.stdout_capture.getvalue()
-    out_json = json.loads(out)
-    assert field in out_json, [field, out_json]
-    assert len(out_json[field]) == number, len(out_json[field])
-
-
-@then('"{field}" in the json output should not contain "{key}"')
-def check_output_field_not_key(context, field, key):
-    out = context.stdout_capture.getvalue()
-    out_json = json.loads(out)
-    assert field in out_json
-    assert key not in out_json[field]
-
-
-@then('"{field}" in the json output should contain "{key}"')
-def check_output_field_key(context, field, key):
-    out = context.stdout_capture.getvalue()
-    out_json = json.loads(out)
-    assert field in out_json
-    assert key in out_json[field]
-
-
-@then('the json output should contain {path} = "{value}"')
-def check_json_output_path(context, path, value):
-    """ E.g.
-    the json output should contain entries.0.title = "hello"
-    """
-    out = context.stdout_capture.getvalue()
-    struct = json.loads(out)
-
-    for node in path.split("."):
-        try:
-            struct = struct[int(node)]
-        except ValueError:
-            struct = struct[node]
-    assert struct == value, struct
-
-
-def process_ANSI_escapes(text):
-    """Escapes and 'unescapes' a string with ANSI escapes so that behave stdout
-    comparisons work properly. This will render colors, and works with unicode
-    characters. https://stackoverflow.com/a/57192592
-    :param str text: The text to be escaped and unescaped
-    :return: Colorized / escaped text
-    :rtype: str
-    """
-    return decode(encode(text, "latin-1", "backslashreplace"), "unicode-escape")
-
-
 @then("the output should be")
 @then('the output should be "{text}"')
 def check_output(context, text=None):
     text = (text or context.text).strip().splitlines()
-    out = process_ANSI_escapes(context.stdout_capture.getvalue().strip()).splitlines()
+    out = context.stdout_capture.getvalue().strip().splitlines()
     assert len(text) == len(out), "Output has {} lines (expected: {})".format(
         len(out), len(text)
     )
@@ -261,7 +200,7 @@ def check_output(context, text=None):
 
 @then('the output should contain "{text}" in the local time')
 def check_output_time_inline(context, text):
-    out = process_ANSI_escapes(context.stdout_capture.getvalue())
+    out = context.stdout_capture.getvalue()
     local_tz = tzlocal.get_localzone()
     date, flag = CALENDAR.parse(text)
     output_date = time.strftime("%Y-%m-%d %H:%M", date)
@@ -273,7 +212,7 @@ def check_output_time_inline(context, text):
 @then('the output should contain "{text}" or "{text2}"')
 def check_output_inline(context, text=None, text2=None):
     text = text or context.text
-    out = process_ANSI_escapes(context.stdout_capture.getvalue())
+    out = context.stdout_capture.getvalue()
     assert text in out or text2 in out, text or text2