[PATCH STABLE] test: make test-extdiff resilient to */gnubin/echo

[Sean Farley]

Mads Kiilerich writes:

> On 02/26/2015 07:23 PM, Sean Farley wrote:
>> # HG changeset patch
>> # User Sean Farley <sean.michael.farley at gmail.com>
>> # Date 1424974984 28800
>> #      Thu Feb 26 10:23:04 2015 -0800
>> # Branch stable
>> # Node ID 42ee11d8691ff972ef185b7a8d75a0eb9d691c75
>> # Parent  d65ecb814fc0092cfa30a1eb09eed6f97a2510b2
>> test: make test-extdiff resilient to */gnubin/echo
>>
>> My Mac test machine has 'echo' in '/opt/local/libexec/gnubin/echo' since, well,
>> GNU is not BSD.
>>
>> Also, I feel it need to be said about using regexes:
>>
>> Some people, when confronted with a problem, think "I know, I'll use regular
>> expressions." Now they have two problems.
>>
>> diff --git a/tests/test-extdiff.t b/tests/test-extdiff.t
>> --- a/tests/test-extdiff.t
>> +++ b/tests/test-extdiff.t
>> @@ -177,11 +177,11 @@ Test pre-72a89cf86fcd backward compatibi
>>     > EOF
>>   #if windows
>>   TODO
>>   #else
>>     $ hg --debug odd | grep '^running'
>> -  running "*/bin/echo --foo='sp ace' 'sp ace' --bar='sp ace' 'sp ace'" in * (glob)
>> +  running "*/*bin/echo --foo='sp ace' 'sp ace' --bar='sp ace' 'sp ace'" in * (glob)
>
> The actual executable name is not that relevant here. Just use */echo 
> ... or perhaps just *.

Totally fine with me if a reviewer wants to change in-flight.