File 0112-Add-smoke-test-for-TypER.patch of Package erlang
From 830b575e4d1260e7780a792ffdea81f028d86f9d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bj=C3=B6rn=20Gustavsson?= <bjorn@erlang.org>
Date: Tue, 18 Apr 2017 15:31:31 +0200
Subject: [PATCH] Add smoke test for TypER
---
lib/dialyzer/test/Makefile | 3 +-
lib/dialyzer/test/typer_SUITE.erl | 158 ++++++++++++++++++++++++++++++++++++++
2 files changed, 160 insertions(+), 1 deletion(-)
create mode 100644 lib/dialyzer/test/typer_SUITE.erl
diff --git a/lib/dialyzer/test/Makefile b/lib/dialyzer/test/Makefile
index 0d8fba438..43c8a61ce 100644
--- a/lib/dialyzer/test/Makefile
+++ b/lib/dialyzer/test/Makefile
@@ -13,7 +13,8 @@ AUXILIARY_FILES=\
file_utils.erl\
dialyzer_SUITE.erl\
abstract_SUITE.erl\
- plt_SUITE.erl
+ plt_SUITE.erl\
+ typer_SUITE.erl
# ----------------------------------------------------
# Release directory specification
diff --git a/lib/dialyzer/test/typer_SUITE.erl b/lib/dialyzer/test/typer_SUITE.erl
new file mode 100644
index 000000000..da5b96164
--- /dev/null
+++ b/lib/dialyzer/test/typer_SUITE.erl
@@ -0,0 +1,158 @@
+%%
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 2017. All Rights Reserved.
+%%
+%% Licensed under the Apache License, Version 2.0 (the "License");
+%% you may not use this file except in compliance with the License.
+%% You may obtain a copy of the License at
+%%
+%% http://www.apache.org/licenses/LICENSE-2.0
+%%
+%% Unless required by applicable law or agreed to in writing, software
+%% distributed under the License is distributed on an "AS IS" BASIS,
+%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+%% See the License for the specific language governing permissions and
+%% limitations under the License.
+%%
+%% %CopyrightEnd%
+%%
+-module(typer_SUITE).
+
+-export([all/0,suite/0,groups/0,init_per_suite/1,end_per_suite/1,
+ init_per_group/2,end_per_group/2,
+ smoke/1]).
+
+-include_lib("common_test/include/ct.hrl").
+
+suite() -> [{ct_hooks,[ts_install_cth]}].
+
+all() ->
+ [smoke].
+
+groups() ->
+ [].
+
+init_per_suite(Config) ->
+ OutDir = proplists:get_value(priv_dir, Config),
+ case dialyzer_common:check_plt(OutDir) of
+ fail -> {skip, "Plt creation/check failed."};
+ ok -> [{dialyzer_options, []}|Config]
+ end.
+
+end_per_suite(_Config) ->
+ ok.
+
+init_per_group(_GroupName, Config) ->
+ Config.
+
+end_per_group(_GroupName, Config) ->
+ Config.
+
+smoke(Config) ->
+ Code = <<"-module(typer_test_module).
+ -compile([export_all,nowarn_export_all]).
+ a(L) ->
+ L ++ [1,2,3].">>,
+ PrivDir = proplists:get_value(priv_dir, Config),
+ Src = filename:join(PrivDir, "typer_test_module.erl"),
+ ok = file:write_file(Src, Code),
+ Args = "--plt " ++ PrivDir ++ "dialyzer_plt",
+ Res = ["^$",
+ "^%% File:",
+ "^%% ----",
+ "^-spec a",
+ "^_OK_"],
+ run(Config, Args, Src, Res),
+ ok.
+
+typer() ->
+ case os:find_executable("typer") of
+ false ->
+ ct:fail("Can't find typer");
+ Typer ->
+ Typer
+ end.
+
+%% Runs a command.
+
+run(Config, Args0, Name, Expect) ->
+ Args = Args0 ++ " " ++ Name,
+ Result = run_command(Config, Args),
+ verify_result(Result, Expect).
+
+verify_result(Result, Expect) ->
+ Messages = split(Result, [], []),
+ io:format("Result: ~p", [Messages]),
+ io:format("Expected: ~p", [Expect]),
+ match_messages(Messages, Expect).
+
+split([$\n|Rest], Current, Lines) ->
+ split(Rest, [], [lists:reverse(Current)|Lines]);
+split([$\r|Rest], Current, Lines) ->
+ split(Rest, Current, Lines);
+split([Char|Rest], Current, Lines) ->
+ split(Rest, [Char|Current], Lines);
+split([], [], Lines) ->
+ lists:reverse(Lines);
+split([], Current, Lines) ->
+ split([], [], [lists:reverse(Current)|Lines]).
+
+match_messages([Msg|Rest1], [Regexp|Rest2]) ->
+ case re:run(Msg, Regexp, [{capture,none}, unicode]) of
+ match ->
+ ok;
+ nomatch ->
+ io:format("Not matching: ~s\n", [Msg]),
+ io:format("Regexp : ~s\n", [Regexp]),
+ ct:fail(message_mismatch)
+ end,
+ match_messages(Rest1, Rest2);
+match_messages([], [Expect|Rest]) ->
+ ct:fail({too_few_messages, [Expect|Rest]});
+match_messages([Msg|Rest], []) ->
+ ct:fail({too_many_messages, [Msg|Rest]});
+match_messages([], []) ->
+ ok.
+
+%% Runs the command using os:cmd/1.
+%%
+%% Returns the output from the command (as a list of characters with
+%% embedded newlines). The very last line will indicate the
+%% exit status of the command, where _OK_ means zero, and _ERROR_
+%% a non-zero exit status.
+
+run_command(Config, Args) ->
+ TmpDir = filename:join(proplists:get_value(priv_dir, Config), "tmp"),
+ file:make_dir(TmpDir),
+ {RunFile, Run, Script} = run_command(TmpDir, os:type(), Args),
+ ok = file:write_file(filename:join(TmpDir, RunFile),
+ unicode:characters_to_binary(Script)),
+ io:format("~ts\n", [Script]),
+ os:cmd(Run).
+
+run_command(Dir, {win32, _}, Args) ->
+ BatchFile = filename:join(Dir, "run.bat"),
+ Run = re:replace(filename:rootname(BatchFile), "/", "\\",
+ [global,{return,list}]),
+ Typer = typer(),
+ {BatchFile,
+ Run,
+ ["@echo off\r\n",
+ "\"",Typer,"\" ",Args, "\r\n",
+ "if errorlevel 1 echo _ERROR_\r\n",
+ "if not errorlevel 1 echo _OK_\r\n"]};
+run_command(Dir, {unix, _}, Args) ->
+ TyperDir = filename:dirname(typer()),
+ Name = filename:join(Dir, "run"),
+ {Name,
+ "/bin/sh " ++ Name,
+ ["#!/bin/sh\n",
+ "PATH=\"",TyperDir,":$PATH\"\n",
+ "typer ",Args,"\n",
+ "case $? in\n",
+ " 0) echo '_OK_';;\n",
+ " *) echo '_ERROR_';;\n",
+ "esac\n"]};
+run_command(_Dir, Other, _Args) ->
+ ct:fail("Don't know how to test exit code for ~p", [Other]).
--
2.12.2
