Merge pull request #184 from tuncer/logging

Fix log levels

1 files changed, 99 insertions, 0 deletions

diff --git a/inttest/logging/logging_rt.erl b/inttest/logging/logging_rt.erl
new file mode 100644
index 0000000..2b8e54b
--- /dev/null
+++ b/inttest/logging/logging_rt.erl
@@ -0,0 +1,99 @@
+-module(logging_rt).
+-export([files/0,
+         run/1]).
+
+-define(APP_FILE, "ebin/logging.app").
+
+files() ->
+    [
+     {copy, "../../rebar", "rebar"},
+     {create, ?APP_FILE, app(invalid_name, [])}
+    ].
+
+run(_Dir) ->
+    SharedExpected = "==> logging_rt \\(compile\\)",
+    %% provoke ERROR due to an invalid app file
+    retest:log(info, "Check 'compile' failure output~n"),
+    ok = check_output("./rebar compile -q", should_fail,
+                      [SharedExpected, "ERROR: "],
+                      ["WARN: ", "INFO: ", "DEBUG: "]),
+    %% fix bad app file
+    ok = file:write_file(?APP_FILE, app(logging, [])),
+    retest:log(info, "Check 'compile' success output~n"),
+    ok = check_output("./rebar compile", should_succeed,
+                      [SharedExpected],
+                      ["ERROR: ", "WARN: ", "INFO: ", "DEBUG: "]),
+    retest:log(info, "Check 'compile -v' success output~n"),
+    ok = check_output("./rebar compile -v", should_succeed,
+                      [SharedExpected],
+                      ["ERROR: ", "INFO: ", "DEBUG: "]),
+    retest:log(info, "Check 'compile -vv' success output~n"),
+    ok = check_output("./rebar compile -vv", should_succeed,
+                      [SharedExpected, "DEBUG: "],
+                      ["ERROR: ", "INFO: "]),
+    ok.
+
+check_output(Cmd, FailureMode, Expected, Unexpected) ->
+    case {retest:sh(Cmd), FailureMode} of
+        {{error, _}=Error, should_succeed} ->
+            retest:log(error, "cmd '~s' failed:~n~p~n", [Cmd, Error]),
+            Error;
+        {{ok, Captured}, should_succeed} ->
+            Joined = string:join(Captured, "\n"),
+            check_output1(Cmd, Joined, Expected, Unexpected);
+        {{error, {stopped, {_Rc, Captured}}}, should_fail} ->
+            Joined = string:join(Captured, "\n"),
+            check_output1(Cmd, Joined, Expected, Unexpected)
+    end.
+
+check_output1(Cmd, Captured, Expected, Unexpected) ->
+    ReOpts = [{capture, all, list}],
+    ExMatches =
+        lists:zf(
+          fun(Pattern) ->
+                  case re:run(Captured, Pattern, ReOpts) of
+                      nomatch ->
+                          retest:log(error,
+                                     "Expected pattern '~s' missing "
+                                     "in the following output:~n"
+                                     "=== BEGIN ===~n~s~n=== END ===~n",
+                                     [Pattern, Captured]),
+                          {true, Pattern};
+                      {match, _} ->
+                          false
+                  end
+          end, Expected),
+
+    UnExMatches =
+        lists:zf(
+          fun(Pattern) ->
+                  case re:run(Captured, Pattern, ReOpts) of
+                      nomatch ->
+                          false;
+                      {match, [Match]} ->
+                          retest:log(
+                            console,
+                            "Unexpected output when running cmd '~s':~n~s~n",
+                            [Cmd, Match]),
+                          {true, Match}
+                  end
+          end, Unexpected),
+
+    case {ExMatches, UnExMatches} of
+        {[], []} ->
+            ok;
+        _ ->
+            error
+    end.
+
+%%
+%% Generate the contents of a simple .app file
+%%
+app(Name, Modules) ->
+    App = {application, Name,
+           [{description, atom_to_list(Name)},
+            {vsn, "1"},
+            {modules, Modules},
+            {registered, []},
+            {applications, [kernel, stdlib]}]},
+    io_lib:format("~p.\n", [App]).