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Expose utility ref-type functions

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These allow you to determine whether you're dealing with a branch, tag,
note or remote-tracking branch.
This commit is contained in:
Carlos Martín Nieto
2014-02-15 01:38:33 +01:00
parent 1a79093274
commit fe4c72a811
2 changed files with 55 additions and 0 deletions
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16
src/geef_ref.erl
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@@ -2,6 +2,7 @@
-export([lookup/2, iterator/1, iterator/2, next/1, resolve/1, create/4, create_symbolic/4, dwim/2, shorthand/1]).
-export([has_log/1, has_log/2]).
-export([is_branch/1, is_tag/1, is_note/1, is_remote/1]).
-include("geef_records.hrl").
@@ -113,3 +114,18 @@ has_log(Repo, Name) ->
-spec has_log(ref()) -> {ok, boolean()} | {error, term()}.
has_log(#geef_reference{repo=Repo, name=Name}) ->
has_log(Repo, Name).
-define(assert_prefix(FunctionName, Prefix),
FunctionName(<<Prefix, _/binary>>) ->
true;
FunctionName(#geef_reference{name=Name}) ->
FunctionName(Name);
FunctionName(Name) when is_list(Name) ->
FunctionName(iolist_to_binary(Name));
FunctionName(_) ->
false).
?assert_prefix(is_branch, "refs/heads/").
?assert_prefix(is_tag, "refs/tags/").
?assert_prefix(is_note, "refs/notes/").
?assert_prefix(is_remote, "refs/remotes/").

39
test/ref_test.erl Normal file
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@@ -0,0 +1,39 @@
-module(ref_test).
-compile([export_all]).
-include_lib("eunit/include/eunit.hrl").
-include("src/geef_records.hrl").
test_fun(F, [{Name, Val} | Tail]) ->
?assertEqual(Val, F(Name)),
test_fun(F, Tail);
test_fun(_, []) ->
ok.
branch_test() ->
?assertEqual(true, geef_ref:is_branch("refs/heads/master")),
?assertEqual(true, geef_ref:is_branch(<<"refs/heads/master">>)),
?assertEqual(false, geef_ref:is_branch("refs/tags/v0.1")),
?assertEqual(false, geef_ref:is_branch(#geef_reference{name= <<"refs/tags/foo">>})),
?assertEqual(true, geef_ref:is_branch(#geef_reference{name= <<"refs/heads/foo">>})).
tag_test() ->
?assertEqual(false, geef_ref:is_tag("refs/heads/master")),
?assertEqual(true, geef_ref:is_tag(<<"refs/tags/mastery">>)),
?assertEqual(true, geef_ref:is_tag("refs/tags/v0.1")),
?assertEqual(true, geef_ref:is_tag(#geef_reference{name= <<"refs/tags/foo">>})),
?assertEqual(false, geef_ref:is_tag(#geef_reference{name= <<"refs/heads/foo">>})).
note_test() ->
?assertEqual(false, geef_ref:is_note("refs/heads/master")),
?assertEqual(true, geef_ref:is_note(<<"refs/notes/commits">>)),
?assertEqual(true, geef_ref:is_note("refs/notes/bugs")),
?assertEqual(true, geef_ref:is_note(#geef_reference{name= <<"refs/notes/foo">>})),
?assertEqual(false, geef_ref:is_note(#geef_reference{name= <<"refs/heads/foo">>})).
remote_test() ->
?assertEqual(false, geef_ref:is_remote("refs/heads/master")),
?assertEqual(true, geef_ref:is_remote(<<"refs/remotes/origin/master">>)),
?assertEqual(true, geef_ref:is_remote("refs/remotes/origin/development")),
?assertEqual(true, geef_ref:is_remote(#geef_reference{name= <<"refs/remotes/svn">>})),
?assertEqual(false, geef_ref:is_remote(#geef_reference{name= <<"refs/heads/foo">>})).