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-module(tdeps2_rt).
-compile(export_all).
%% Exercise transitive dependencies where there are multiple files
%% depending on the same set of deps
%% [A1, A2] -> B -> C ; A1 and A2 includes B.hrl which includes C.hrl
files() ->
[
%% A1 application
{create, "apps/a1/ebin/a1.app", app(a1)},
{copy, "a.rebar.config", "apps/a1/rebar.config"},
{template, "a.erl", "apps/a1/src/a1.erl", dict:from_list([{module, a1}])},
%% A2 application
{create, "apps/a2/ebin/a2.app", app(a2)},
{copy, "a.rebar.config", "apps/a2/rebar.config"},
{template, "a.erl", "apps/a2/src/a2.erl", dict:from_list([{module, a2}])},
{copy, "root.rebar.config", "rebar.config"},
{copy, "../../rebar", "rebar"},
%% B application
{create, "repo/b/ebin/b.app", app(b)},
{copy, "b.rebar.config", "repo/b/rebar.config"},
{copy, "b.hrl", "repo/b/include/b.hrl"},
%% C application
{create, "repo/c/ebin/c.app", app(c)},
{copy, "c.hrl", "repo/c/include/c.hrl"}
].
run(_Dir) ->
%% Initialize the b/c apps as mercurial repos so that dependencies pull
%% properly
HgCmd = "/bin/sh -c \"hg init && hg add && hg commit -m 'Initial commit'\"",
{ok, _} = retest_sh:run(HgCmd, [{dir, "repo/b"}]),
{ok, _} = retest_sh:run(HgCmd, [{dir, "repo/c"}]),
{ok, _} = retest_sh:run("./rebar -v get-deps compile", []),
ok.
%%
%% Generate the contents of a simple .app file
%%
app(Name) ->
App = {application, Name,
[{description, atom_to_list(Name)},
{vsn, "1"},
{modules, []},
{registered, []},
{applications, [kernel, stdlib]}]},
io_lib:format("~p.\n", [App]).
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