#!/usr/bin/env bash
#
# Copyright (c) 2015 Cayman Nava
# MIT Licensed; see the LICENSE file in this repository.
#

test_description="Test Content-Type for channel-streaming commands"

. lib/test-lib.sh

test_init_ipfs

test_ls_cmd() {

  test_expect_success "Text encoded channel-streaming command succeeds" '
    mkdir -p testdir &&
    echo "hello test" >testdir/test.txt &&
    ipfs add -r testdir &&
    curl -i "http://$API_ADDR/api/v0/refs?arg=QmTcJAn3JP8ZMAKS6WS75q8sbTyojWKbxcUHgLYGWur4Ym&stream-channels=true&encoding=text" >actual_output
  '

  test_expect_success "Text encoded channel-streaming command output looks good" '
    printf "HTTP/1.1 200 OK\r\n" >expected_output &&
    printf "Access-Control-Allow-Headers: X-Stream-Output, X-Chunked-Output, X-Content-Length\r\n" >>expected_output &&
    printf "Access-Control-Expose-Headers: X-Stream-Output, X-Chunked-Output, X-Content-Length\r\n" >>expected_output &&
    printf "Content-Type: text/plain\r\n" >>expected_output &&
    printf "Server: go-ipfs/%s\r\n" $(ipfs version -n) >>expected_output &&
    printf "Trailer: X-Stream-Error\r\n" >>expected_output &&
    printf "Vary: Origin\r\n" >>expected_output &&
    printf "X-Chunked-Output: 1\r\n" >>expected_output &&
    printf "Transfer-Encoding: chunked\r\n" >>expected_output &&
    printf "\r\n" >>expected_output &&
    echo QmRmPLc1FsPAn8F8F9DQDEYADNX5ER2sgqiokEvqnYknVW >>expected_output &&
    cat actual_output | grep -vE Date > cleaned_output &&
    test_cmp expected_output cleaned_output
  '

  test_expect_success "JSON encoded channel-streaming command succeeds" '
    mkdir -p testdir &&
    echo "hello test" >testdir/test.txt &&
    ipfs add -r testdir &&
    curl -i "http://$API_ADDR/api/v0/refs?arg=QmTcJAn3JP8ZMAKS6WS75q8sbTyojWKbxcUHgLYGWur4Ym&stream-channels=true&encoding=json" >actual_output
  '

  test_expect_success "JSON encoded channel-streaming command output looks good" '
    printf "HTTP/1.1 200 OK\r\n" >expected_output &&
    printf "Access-Control-Allow-Headers: X-Stream-Output, X-Chunked-Output, X-Content-Length\r\n" >>expected_output &&
    printf "Access-Control-Expose-Headers: X-Stream-Output, X-Chunked-Output, X-Content-Length\r\n" >>expected_output &&
    printf "Content-Type: application/json\r\n" >>expected_output &&
    printf "Server: go-ipfs/%s\r\n" $(ipfs version -n) >>expected_output &&
    printf "Trailer: X-Stream-Error\r\n" >>expected_output &&
    printf "Vary: Origin\r\n" >>expected_output &&
    printf "X-Chunked-Output: 1\r\n" >>expected_output &&
    printf "Transfer-Encoding: chunked\r\n" >>expected_output &&
    printf "\r\n" >>expected_output &&
    cat <<-\EOF >>expected_output &&
{"Ref":"QmRmPLc1FsPAn8F8F9DQDEYADNX5ER2sgqiokEvqnYknVW","Err":""}
EOF
    printf "\n" >> expected_output &&
    perl -pi -e '"'"'chomp if eof'"'"' expected_output &&
    cat actual_output | grep -vE Date > cleaned_output &&
    test_cmp expected_output cleaned_output
  '
}

# should work online (only)
test_launch_ipfs_daemon
test_ls_cmd
test_kill_ipfs_daemon

test_done
