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%% This library is free software; you can redistribute it and/or modify
%% it under the terms of the GNU Lesser General Public License as
%% published by the Free Software Foundation; either version 2 of the
%% License, or (at your option) any later version.
%%
%% This library is distributed in the hope that it will be useful, but
%% WITHOUT ANY WARRANTY; without even the implied warranty of
%% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
%% Lesser General Public License for more details.
%%
%% You should have received a copy of the GNU Lesser General Public
%% License along with this library; if not, write to the Free Software
%% Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
%% USA
%%
%% @author Richard Carlsson <[email protected]>
%% @copyright 2006-2009 Richard Carlsson
%% @private
%% @see eunit
%% @doc Text-based frontend for EUnit
-module(eunit_tty).
-behaviour(eunit_listener).
-define(NODEBUG, true).
-include("eunit.hrl").
-include("eunit_internal.hrl").
-export([start/0, start/1]).
-export([init/1, handle_begin/3, handle_end/3, handle_cancel/3,
terminate/2]).
-record(state, {verbose = false,
indent = 0
}).
start() ->
start([]).
start(Options) ->
eunit_listener:start(?MODULE, Options).
init(Options) ->
St = #state{verbose = proplists:get_bool(verbose, Options)},
put(no_tty, proplists:get_bool(no_tty, Options)),
receive
{start, _Reference} ->
if St#state.verbose -> print_header();
true -> ok
end,
St
end.
terminate({ok, Data}, St) ->
Pass = proplists:get_value(pass, Data, 0),
Fail = proplists:get_value(fail, Data, 0),
Skip = proplists:get_value(skip, Data, 0),
Cancel = proplists:get_value(cancel, Data, 0),
if Fail =:= 0, Skip =:= 0, Cancel =:= 0 ->
if Pass =:= 0 ->
fwrite(" There were no tests to run.\n");
true ->
if St#state.verbose -> print_bar();
true -> ok
end,
if Pass =:= 1 ->
fwrite(" Test passed.\n");
Pass =:= 2 ->
fwrite(" 2 tests passed.\n");
true ->
fwrite(" All ~w tests passed.\n", [Pass])
end
end,
sync_end(ok);
true ->
print_bar(),
fwrite(" Failed: ~w. Skipped: ~w. Passed: ~w.\n",
[Fail, Skip, Pass]),
if Cancel =/= 0 ->
fwrite("One or more tests were cancelled.\n");
true -> ok
end,
sync_end(error)
end;
terminate({error, Reason}, _St) ->
fwrite("Internal error: ~tP.\n", [Reason, 25]),
sync_end(error).
sync_end(Result) ->
receive
{stop, Reference, ReplyTo} ->
ReplyTo ! {result, Reference, Result},
ok
end.
print_header() ->
fwrite("======================== EUnit ========================\n").
print_bar() ->
fwrite("=======================================================\n").
handle_begin(group, Data, St) ->
?debugFmt("handle_begin group ~w", [Data]),
Desc = proplists:get_value(desc, Data),
if Desc =/= "", Desc =/= undefined, St#state.verbose ->
I = St#state.indent,
print_group_start(I, Desc),
St#state{indent = I + 1};
true ->
St
end;
handle_begin(test, Data, St) ->
?debugFmt("handle_begin test ~w", [Data]),
if St#state.verbose -> print_test_begin(St#state.indent, Data);
true -> ok
end,
St.
handle_end(group, Data, St) ->
?debugFmt("handle_end group ~w", [Data]),
Desc = proplists:get_value(desc, Data),
if Desc =/= "", Desc =/= undefined, St#state.verbose ->
Time = proplists:get_value(time, Data),
I = St#state.indent,
print_group_end(I, Time),
St#state{indent = I - 1};
true ->
St
end;
handle_end(test, Data, St) ->
?debugFmt("handle_end test ~w", [Data]),
case proplists:get_value(status, Data) of
ok ->
if St#state.verbose -> print_test_end(Data);
true -> ok
end,
St;
Status ->
if St#state.verbose -> ok;
true -> print_test_begin(St#state.indent, Data)
end,
print_test_error(Status, Data),
St
end.
handle_cancel(group, Data, St) ->
?debugFmt("handle_cancel group ~w", [Data]),
I = St#state.indent,
case proplists:get_value(reason, Data) of
undefined ->
%% "skipped" message is not interesting here
St#state{indent = I - 1};
Reason ->
Desc = proplists:get_value(desc, Data),
if Desc =/= "", Desc =/= undefined, St#state.verbose ->
print_group_cancel(I, Reason);
true ->
print_group_start(I, Desc),
print_group_cancel(I, Reason)
end,
St#state{indent = I - 1}
end;
handle_cancel(test, Data, St) ->
?debugFmt("handle_cancel test ~w", [Data]),
if St#state.verbose -> ok;
true -> print_test_begin(St#state.indent, Data)
end,
print_test_cancel(proplists:get_value(reason, Data)),
St.
indent(N) when is_integer(N), N >= 1 ->
fwrite(lists:duplicate(N * 2, $\s));
indent(_N) ->
ok.
print_group_start(I, Desc) ->
indent(I),
fwrite("~ts\n", [Desc]).
print_group_end(I, Time) ->
if Time > 0 ->
indent(I),
fwrite("[done in ~.3f s]\n", [Time/1000]);
true ->
ok
end.
print_test_begin(I, Data) ->
Desc = proplists:get_value(desc, Data),
Line = proplists:get_value(line, Data, 0),
indent(I),
L = if Line =:= 0 -> "";
true -> io_lib:fwrite("~w:", [Line])
end,
D = if Desc =:= "" ; Desc =:= undefined -> "";
true -> io_lib:fwrite(" (~ts)", [Desc])
end,
case proplists:get_value(source, Data) of
{Module, Name, _Arity} ->
fwrite("~ts:~ts ~ts~ts...", [Module, L, Name, D]);
_ ->
fwrite("~ts~ts...", [L, D])
end.
print_test_end(Data) ->
Time = proplists:get_value(time, Data, 0),
T = if Time > 0 -> io_lib:fwrite("[~.3f s] ", [Time/1000]);
true -> ""
end,
fwrite("~tsok\n", [T]).
print_test_error({error, Exception}, Data) ->
Output = proplists:get_value(output, Data),
fwrite("*failed*\n~ts", [eunit_lib:format_exception(Exception)]),
case Output of
<<>> ->
fwrite("\n\n");
<<Text:800/binary, _:1/binary, _/binary>> ->
fwrite(" output:<<\"~ts\">>...\n\n", [Text]);
_ ->
fwrite(" output:<<\"~ts\">>\n\n", [Output])
end;
print_test_error({skipped, Reason}, _) ->
fwrite("*did not run*\n::~ts\n", [format_skipped(Reason)]).
format_skipped({module_not_found, M}) ->
io_lib:fwrite("missing module: ~w", [M]);
format_skipped({no_such_function, {M,F,A}}) ->
io_lib:fwrite("no such function: ~w:~w/~w", [M,F,A]).
print_test_cancel(Reason) ->
fwrite(format_cancel(Reason)).
print_group_cancel(_I, {blame, _}) ->
ok;
print_group_cancel(I, Reason) ->
indent(I),
fwrite(format_cancel(Reason)).
format_cancel(undefined) ->
"*skipped*\n";
format_cancel(timeout) ->
"*timed out*\n";
format_cancel({startup, Reason}) ->
io_lib:fwrite("*could not start test process*\n::~tP\n\n",
[Reason, 15]);
format_cancel({blame, _SubId}) ->
"*cancelled because of subtask*\n";
format_cancel({exit, Reason}) ->
io_lib:fwrite("*unexpected termination of test process*\n::~tP\n\n",
[Reason, 15]);
format_cancel({abort, Reason}) ->
eunit_lib:format_error(Reason).
fwrite(String) ->
fwrite(String, []).
fwrite(String, Args) ->
case get(no_tty) of
false -> io:fwrite(String, Args);
true -> ok
end.
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