File 0112-Add-smoke-test-for-TypER.patch of Package erlang

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File 0112-Add-smoke-test-for-TypER.patch of Package erlang (Revision c00e382f9228df78350599fa64aa357d)

Currently displaying revision c00e382f9228df78350599fa64aa357d , Show latest

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

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File 0112-Add-smoke-test-for-TypER.patch of Package erlang (Revision c00e382f9228df78350599fa64aa357d)

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