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-module(rebar_file_utils_SUITE).
-export([all/0,
groups/0,
init_per_group/2,
end_per_group/2,
raw_tmpdir/1,
empty_tmpdir/1,
simple_tmpdir/1,
multi_tmpdir/1,
reset_nonexistent_dir/1,
reset_empty_dir/1,
reset_dir/1,
path_from_ancestor/1,
canonical_path/1,
resolve_link/1,
split_dirname/1]).
-include_lib("common_test/include/ct.hrl").
-include_lib("eunit/include/eunit.hrl").
-include_lib("kernel/include/file.hrl").
all() ->
[{group, tmpdir},
{group, reset_dir},
canonical_path,
resolve_link,
split_dirname].
groups() ->
[{tmpdir, [], [raw_tmpdir, empty_tmpdir, simple_tmpdir, multi_tmpdir]},
{reset_dir, [], [reset_nonexistent_dir, reset_empty_dir, reset_dir]}].
init_per_group(reset_dir, Config) ->
TmpDir = rebar_file_utils:system_tmpdir(["rebar_file_utils_SUITE", "resetable"]),
[{tmpdir, TmpDir}|Config];
init_per_group(_, Config) -> Config.
end_per_group(_, Config) -> Config.
raw_tmpdir(_Config) ->
case rebar_file_utils:system_tmpdir() of
"/tmp" -> ok;
"./tmp" -> ok
end.
empty_tmpdir(_Config) ->
case rebar_file_utils:system_tmpdir([]) of
"/tmp" -> ok;
"./tmp" -> ok
end.
simple_tmpdir(_Config) ->
case rebar_file_utils:system_tmpdir(["test"]) of
"/tmp/test" -> ok;
"./tmp/test" -> ok
end.
multi_tmpdir(_Config) ->
case rebar_file_utils:system_tmpdir(["a", "b", "c"]) of
"/tmp/a/b/c" -> ok;
"./tmp/a/b/c" -> ok
end.
reset_nonexistent_dir(Config) ->
TmpDir = ?config(tmpdir, Config),
_ = ec_file:remove(TmpDir, [recursive]),
?assertNot(filelib:is_dir(TmpDir)),
ok = rebar_file_utils:reset_dir(TmpDir),
?assert(filelib:is_dir(TmpDir)),
{ok, []} = rebar_utils:list_dir(TmpDir).
reset_empty_dir(Config) ->
TmpDir = ?config(tmpdir, Config),
_ = ec_file:remove(TmpDir, [recursive]),
_ = filelib:ensure_dir(filename:join([TmpDir, "dummy.beam"])),
?assert(filelib:is_dir(TmpDir)),
ok = rebar_file_utils:reset_dir(TmpDir),
?assert(filelib:is_dir(TmpDir)),
{ok, []} = rebar_utils:list_dir(TmpDir).
reset_dir(Config) ->
TmpDir = ?config(tmpdir, Config),
_ = ec_file:remove(TmpDir, [recursive]),
_ = filelib:ensure_dir(filename:join([TmpDir, "dummy.beam"])),
?assert(filelib:is_dir(TmpDir)),
lists:foreach(fun(Name) -> file:write_file(filename:join([TmpDir, Name]), <<>>) end,
["a", "b", "c"]),
lists:foreach(fun(File) -> ?assert(filelib:is_file(filename:join([TmpDir, File]))) end,
["a", "b", "c"]),
ok = rebar_file_utils:reset_dir(TmpDir),
?assert(filelib:is_dir(TmpDir)),
{ok, []} = rebar_utils:list_dir(TmpDir).
path_from_ancestor(_Config) ->
?assertEqual({ok, "foo/bar/baz"}, rebar_file_utils:path_from_ancestor("/foo/bar/baz", "/")),
?assertEqual({ok, "bar/baz"}, rebar_file_utils:path_from_ancestor("/foo/bar/baz", "/foo")),
?assertEqual({ok, "bar"}, rebar_file_utils:path_from_ancestor("foo/bar", "foo")),
?assertEqual({ok, "bar"}, rebar_file_utils:path_from_ancestor("foo/bar/", "foo/")),
?assertEqual({error, badparent}, rebar_file_utils:path_from_ancestor("/foo/bar/baz", "/qux")),
?assertEqual({error, badparent}, rebar_file_utils:path_from_ancestor("/foo/bar/baz", "/foo/bar/baz/qux")).
canonical_path(_Config) ->
%% We find the root so that the name works both on unix-likes and
%% with Windows.
Root = case os:type() of
{win32, _} -> filename:nativename(filename:absname("/")); % C:\, with proper drive
_ -> "/"
end,
?assertEqual(filename:nativename(Root), rebar_file_utils:canonical_path("/")),
?assertEqual(filename:nativename(Root), rebar_file_utils:canonical_path("/../../..")),
?assertEqual(Root ++ "foo", rebar_file_utils:canonical_path("/foo/bar/..")),
?assertEqual(Root ++ "foo", rebar_file_utils:canonical_path("/foo/../foo")),
?assertEqual(Root ++ "foo", rebar_file_utils:canonical_path("/foo/.")),
?assertEqual(Root ++ "foo", rebar_file_utils:canonical_path("/foo/./.")),
?assertEqual(filename:nativename(Root ++ "foo/bar"),
rebar_file_utils:canonical_path("/foo/./bar")).
resolve_link(_Config) ->
TmpDir = rebar_file_utils:system_tmpdir(
["rebar_file_utils_SUITE", "resolve_link"]),
Link = filename:join(TmpDir, "link"),
Target = filename:join(TmpDir, "link-target"),
ec_file:remove(TmpDir, [recursive]),
ok = filelib:ensure_dir(Target),
ok = file:write_file(Target, <<>>),
ok = file:make_symlink(Target, Link),
?assertEqual(Target, rebar_file_utils:resolve_link(Link)).
split_dirname(_Config) ->
?assertEqual({".", ""}, rebar_file_utils:split_dirname("")),
?assertEqual({"/", ""}, rebar_file_utils:split_dirname("/")),
?assertEqual({"/", "foo"}, rebar_file_utils:split_dirname("/foo")),
?assertEqual({".", "foo"}, rebar_file_utils:split_dirname("foo")),
?assertEqual({"/foo", "bar"}, rebar_file_utils:split_dirname("/foo/bar")),
?assertEqual({"foo", "bar"}, rebar_file_utils:split_dirname("foo/bar")).
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