Add a test point for the command module. This allows tests to emulate
the execution of commands. This provides more control (since we can make
the fake 'commands' do whatever we like), makes it faster to write tests
since we don't need to set up as much environment, and speeds up test
execution.
Signed-off-by: Simon Glass <sjg at chromium.org>
---
tools/patman/command.py | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
diff --git a/tools/patman/command.py b/tools/patman/command.py
index 7212fdf..d586f11 100644
--- a/tools/patman/command.py
+++ b/tools/patman/command.py
@@ -20,9 +20,25 @@ class CommandResult:
def __init__(self):
self.stdout = None
self.stderr = None
+ self.combined = None
self.return_code = None
self.exception = None
+ def __init__(self, stdout='', stderr='', combined='', return_code=0,
+ exception=None):
+ self.stdout = stdout
+ self.stderr = stderr
+ self.combined = combined
+ self.return_code = return_code
+ self.exception = exception
+
+
+# This permits interception of RunPipe for test purposes. If it is set to
+# a function, then that function is called with the pipe list being
+# executed. Otherwise, it is assumed to be a CommandResult object, and is
+# returned as the result for every RunPipe() call.
+# When this value is None, commands are executed as normal.
+test_result = None
def RunPipe(pipe_list, infile=None, outfile=None,
capture=False, capture_stderr=False, oneline=False,
@@ -44,6 +60,10 @@ def RunPipe(pipe_list, infile=None, outfile=None,
Returns:
CommandResult object
"""
+ if test_result:
+ if hasattr(test_result, '__call__'):
+ return test_result(pipe_list=pipe_list)
+ return test_result
result = CommandResult()
last_pipe = None
pipeline = list(pipe_list)
--
2.1.0.rc2.206.gedb03e5