test that internal merge tools are used when set for a merge-pattern in hgrc
It is possible to specify that one of the internal merge tools (internal:fail,
internal:local or internal:other) should be used for performing merges on files
matching a given pattern. This test makes sure that such a setting actually
works.
#header#
<title>Mercurial Error</title>
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<body>
<h2>Mercurial Error</h2>
<p>
An error occurred while processing your request:
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#error|escape#
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