Package perfring provides utilities to do tests using the perf ringbuffer directly.

CaptureLog redirects logrus output to testing.Log.

CreateExportFile creates an export file for a test.

DoneWithExportFile: marks the export file to be deleted It is the tester's responsibility to call this function.

GetExportFilename return export filename for test.

GetSpecFromTemplate creates a file bsed on the given template.

KeepExportFile: marks the export file to be kept.

MockPipedFile mocks the file being piped into stdin, similarly as what you can do with `cat file | cmd`.

NewCmdPipes returns a new CmdPipes.

starts a new lseek-pipe command revive:disable:context-as-argument.

RedirectStdoutExecuteCmd redirects stdout, executes the command and returns the result of the command.

RepoRootPath retrieves the repository root path (useful to find scripts and other files).

CmdBufferedPipes wraps stdout and stderr in a bufio.Reader.

CmdPipes maintains pipes for stdout, stderr, and stdin.