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#!/usr/bin/env escript
%% -*- erlang -*-
%%! -name mochiweb__test@127.0.0.1
main([Ebin]) ->
code:add_path(Ebin),
code:add_paths(filelib:wildcard("../deps/*/ebin", Ebin)),
code:add_paths(filelib:wildcard("../deps/*/deps/*/ebin", Ebin)),
ModuleNames = [hd(string:tokens(M, "."))
|| "../src/" ++ M <- filelib:wildcard("../src/*.erl")],
{ok, NonTestRe} = re:compile("_tests$"),
Modules = [list_to_atom(M) ||
M <- lists:filter(
fun(M) ->
nomatch == re:run(M, NonTestRe)
end,
ModuleNames)],
crypto:start(),
start_cover(Modules),
eunit:test(Modules, [verbose,{report,{eunit_surefire,[{dir,"../_test"}]}}]),
analyze_cover(Modules);
main(_) ->
io:format("usage: run_tests.escript EBIN_DIR~n"),
halt(1).
start_cover(Modules) ->
{ok, _Cover} = cover:start(),
io:format("Cover compiling...~n"),
Compiled = [ M || {ok, M} <- [ cover:compile(
M,
[{i, "include"}
])
|| M <- Modules ] ],
case length(Modules) == length(Compiled) of
true -> ok;
false ->
io:format("Warning: the following modules were not"
" cover-compiled:~n ~p~n", [Compiled])
end.
analyze_cover(Modules) ->
io:format("Analyzing cover...~n"),
CoverBase = filename:join(["..", "_test", "cover"]),
ok = filelib:ensure_dir(filename:join([CoverBase, "fake"])),
Coverages = lists:foldl(
fun(M, Acc) ->
[analyze_module(CoverBase, M)|Acc]
end,
[], Modules),
IndexFilename = filename:join([CoverBase, "index.html"]),
{ok, Index} = file:open(IndexFilename, [write]),
{LineTotal, CoverTotal} =
lists:foldl(fun({_,_,Lines,Covered}, {LineAcc, CovAcc}) ->
{LineAcc+Lines, CovAcc+Covered}
end, {0,0}, Coverages),
file:write(Index,
"<html><head><title>Coverage</title></head>\n"
"<body><h1>Coverage</h1><ul>\n"),
file:write(Index,
io_lib:format("<h2>Total: ~.2f%</h2>\n",
[percentage(CoverTotal, LineTotal)])),
[ file:write(Index,
io_lib:format(
"<li><a href=\"~s\">~p</a>: ~.2f%</li>~n",
[Filename, Module, percentage(Covered, Lines)]))
|| {Filename, Module, Lines, Covered} <- Coverages ],
file:write(Index,"</ul></body></html>"),
file:close(Index),
io:format("Cover analysis in ~s~n", [IndexFilename]).
analyze_module(CoverBase, Module) ->
{ok, Filename} =
cover:analyze_to_file(
Module,
filename:join(CoverBase, atom_to_list(Module)++".COVER.html"),
[html]),
Lines = count_lines(Filename, "[[:digit:]]\.\.|"),
Covered = count_lines(Filename, "[[:space:]]0\.\.|"),
{filename:basename(Filename), Module, Lines, Lines-Covered}.
count_lines(Filename, Pattern) ->
{ok, [Lines],_} = io_lib:fread(
"~d",
os:cmd(io_lib:format("grep -e \"~s\" ~s | wc -l",
[Pattern, Filename]))),
Lines.
percentage(_, 0) -> 1000.0;
percentage(Part, Total) ->
(Part/Total)*100.