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Taught eunit/coverage to split the src module coverage stats from any test code.

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This commit is contained in:
Jon Meredith 2010-05-03 11:37:14 -06:00
parent ff1cf0365b
commit bf3dfcb34b
2 changed files with 36 additions and 19 deletions
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49
src/rebar_eunit.erl
View file

@ -83,10 +83,11 @@ eunit(Config, _File) ->
BeamFiles = [N || N <- rebar_utils:beams(?EUNIT_DIR),
string:str(N, "_tests.beam") =:= 0],
Modules = [rebar_utils:beam_to_mod(?EUNIT_DIR, N) || N <- BeamFiles],
SrcModules = [rebar_utils:erl_to_mod(M) || M <- SrcErls],
cover_init(Config, BeamFiles),
EunitResult = perform_eunit(Config, Modules),
perform_cover(Config, Modules),
perform_cover(Config, Modules, SrcModules),
case EunitResult of
ok ->
@ -182,17 +183,18 @@ is_quickcheck_avail() ->
IsAvail
end.
perform_cover(Config, BeamFiles) ->
perform_cover(rebar_config:get(Config, cover_enabled, false), Config, BeamFiles).
perform_cover(Config, BeamFiles, SrcModules) ->
perform_cover(rebar_config:get(Config, cover_enabled, false),
Config, BeamFiles, SrcModules).
perform_cover(false, _Config, _BeamFiles) ->
perform_cover(false, _Config, _BeamFiles, _SrcModules) ->
ok;
perform_cover(true, Config, BeamFiles) ->
cover_analyze(Config, BeamFiles).
perform_cover(true, Config, BeamFiles, SrcModules) ->
cover_analyze(Config, BeamFiles, SrcModules).
cover_analyze(_Config, []) ->
cover_analyze(_Config, [], _SrcModules) ->
ok;
cover_analyze(_Config, Modules) ->
cover_analyze(_Config, Modules, SrcModules) ->
Suite = list_to_atom(rebar_config:get_global(suite, "")),
FilteredModules = [M || M <- Modules, M =/= Suite],
@ -200,7 +202,7 @@ cover_analyze(_Config, Modules) ->
Coverage = [cover_analyze_mod(M) || M <- FilteredModules],
%% Write index of coverage info
cover_write_index(lists:sort(Coverage)),
cover_write_index(lists:sort(Coverage), SrcModules),
%% Write coverage details for each file
[{ok, _} = cover:analyze_to_file(M, cover_file(M), [html]) || {M, _, _} <- Coverage],
@ -243,7 +245,19 @@ cover_analyze_mod(Module) ->
{0,0}
end.
cover_write_index(Coverage) ->
cover_write_index(Coverage, SrcModules) ->
{ok, F} = file:open(filename:join([?EUNIT_DIR, "index.html"]), [write]),
ok = file:write(F, "<html><head><title>Coverage Summary</title></head>\n"),
IsSrcCoverage = fun({Mod,_C,_N}) -> lists:member(Mod, SrcModules) end,
{SrcCoverage, TestCoverage} = lists:partition(IsSrcCoverage, Coverage),
cover_write_index_section(F, "Source", SrcCoverage),
cover_write_index_section(F, "Test", TestCoverage),
ok = file:write(F, "</body></html>"),
file:close(F).
cover_write_index_section(_F, _SectionName, []) ->
ok;
cover_write_index_section(F, SectionName, Coverage) ->
%% Calculate total coverage %
{Covered, NotCovered} = lists:foldl(fun({_Mod, C, N}, {CAcc, NAcc}) ->
{CAcc + C, NAcc + N}
@ -251,20 +265,19 @@ cover_write_index(Coverage) ->
TotalCoverage = percentage(Covered, NotCovered),
%% Write the report
{ok, F} = file:open(filename:join([?EUNIT_DIR, "index.html"]), [write]),
ok = file:write(F, "<html><head><title>Coverage Summary</title></head>\n"
"<body><h1>Coverage Summary</h1>\n"),
ok = file:write(F, ?FMT("<h3>Total: ~w%</h3>\n", [TotalCoverage])),
ok = file:write(F, ?FMT("<body><h1>~s Summary</h1>\n", [SectionName])),
ok = file:write(F, ?FMT("<h3>Total: ~s</h3>\n", [TotalCoverage])),
ok = file:write(F, "<table><tr><th>Module</th><th>Coverage %</th></tr>\n"),
[ok = file:write(F, ?FMT("<tr><td><a href='~s.COVER.html'>~s</a></td><td>~w%</td>\n",
[ok = file:write(F, ?FMT("<tr><td><a href='~s.COVER.html'>~s</a></td><td>~s</td>\n",
[Module, Module, percentage(Cov, NotCov)])) ||
{Module, Cov, NotCov} <- Coverage],
ok = file:write(F, "</table></body></html>"),
file:close(F).
ok = file:write(F, "</table>\n").
cover_file(Module) ->
filename:join([?EUNIT_DIR, atom_to_list(Module) ++ ".COVER.html"]).
percentage(0, 0) ->
"not executed";
percentage(Cov, NotCov) ->
trunc((Cov / (Cov + NotCov)) * 100).
integer_to_list(trunc((Cov / (Cov + NotCov)) * 100)) ++ "%".

4
src/rebar_utils.erl
View file

@ -36,6 +36,7 @@
now_str/0,
ensure_dir/1,
beam_to_mod/2, beams/1,
erl_to_mod/1,
abort/2,
escript_foldl/3]).
@ -153,6 +154,9 @@ beam_to_mod(Dir, Filename) ->
[Dir | Rest] = filename:split(Filename),
list_to_atom(filename:basename(string:join(Rest, "."), ".beam")).
erl_to_mod(Filename) ->
list_to_atom(filename:rootname(filename:basename(Filename))).
beams(Dir) ->
filelib:fold_files(Dir, ".*\.beam\$", true,
fun(F, Acc) -> [F | Acc] end, []).