view tests/failfilemerge.py @ 40727:d9fc51f77cc5 stable

tests: sniff for libfuzzer actually being available in test-fuzz-targets.t

When I upgraded the FreeBSD buildbot to 11.2 it seems we picked up
clang6, but the default clang on FreeBSD doesn't include libfuzzer. I
can't find a way to sniff for libfuzzer without running a compile, so
here we are.

Differential Revision: https://phab.mercurial-scm.org/D5270

# extension to emulate interrupting filemerge._filemerge

from __future__ import absolute_import

from mercurial import (
    error,
    extensions,
    filemerge,
)

def failfilemerge(filemergefn,
                  premerge, repo, wctx, mynode, orig, fcd, fco, fca,
                  labels=None):
    raise error.Abort("^C")
    return filemergefn(premerge, repo, mynode, orig, fcd, fco, fca, labels)

def extsetup(ui):
    extensions.wrapfunction(filemerge, '_filemerge',
                            failfilemerge)