%% -------------------------------------------------------------------
%%
%% Copyright (c) 2007-2015 Basho Technologies, Inc.  All Rights Reserved.
%%
%% This file is provided to you 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.
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%% -------------------------------------------------------------------

-module(machi_admin_util_test).
-compile(export_all).

-ifdef(TEST).
-ifndef(PULSE).

-include_lib("eunit/include/eunit.hrl").

-include("machi.hrl").
-include("machi_projection.hrl").

-define(FLU, machi_flu1).
-define(FLU_C, machi_flu1_client).

verify_file_checksums_test_() ->
    {timeout, 60, fun() -> verify_file_checksums_test2() end}.

verify_file_checksums_test2() ->
    Host = "localhost",
    TcpPort = 32958,
    DataDir = "./data",
    W_props = [{initial_wedged, false}],
    FLU1 = machi_flu1_test:setup_test_flu(verify1_flu, TcpPort, DataDir,
                                          W_props),
    Sock1 = ?FLU_C:connect(#p_srvr{address=Host, port=TcpPort}),
    try
        Prefix = <<"verify_prefix">>,
        NumChunks = 10,
        [{ok, _} = ?FLU_C:append_chunk(Sock1, ?DUMMY_PV1_EPOCH,
                                       Prefix, <<X:(X*8)/big>>) ||
            X <- lists:seq(1, NumChunks)],
        {ok, [{_FileSize,File}]} = ?FLU_C:list_files(Sock1, ?DUMMY_PV1_EPOCH),
        {ok, []} = machi_admin_util:verify_file_checksums_remote(
                     Host, TcpPort, ?DUMMY_PV1_EPOCH, File),

        %% Clobber the first 3 chunks, which are sizes 1/2/3.
        {_, Path} = machi_util:make_data_filename(DataDir,binary_to_list(File)),
        {ok, FH} = file:open(Path, [read,write]),
        {ok, _} = file:position(FH, ?MINIMUM_OFFSET),
        ok = file:write(FH, "y"),
        ok = file:write(FH, "yo"),
        ok = file:write(FH, "yo!"),
        ok = file:close(FH),

        %% Check the local flavor of the API: should be 3 bad checksums
        {ok, Res1} = machi_admin_util:verify_file_checksums_local(
                       Host, TcpPort, ?DUMMY_PV1_EPOCH, Path),
        3 = length(Res1),

        %% Check the remote flavor of the API: should be 3 bad checksums
        {ok, Res2} = machi_admin_util:verify_file_checksums_remote(
                       Host, TcpPort, ?DUMMY_PV1_EPOCH, File),
        3 = length(Res2),

        ok
    after
        catch ?FLU_C:quit(Sock1),
        ok = ?FLU:stop(FLU1)
    end.

-endif. % !PULSE
-endif. % TEST