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#!/usr/bin/env tarantool
--
-- vim: ts=4 sw=4 et
local console = require('console')
local socket = require('socket')
local tap = require('tap')
local fio = require('fio')
local EOL = ';'
local CONSOLE_SOCKET = 'console-lua.sock'
--
-- Set Lua output mode.
local function set_lua_output(client, opts)
local opts = opts or {}
local mode = opts.block and 'lua,block' or 'lua'
client:write(('\\set output %s\n'):format(mode))
assert(client:read(EOL), 'true' .. EOL, 'set lua output mode')
end
--
-- Start console and setup a client.
local function start_console()
-- Make sure not stale sockets are
-- left from previous runs.
fio.unlink(CONSOLE_SOCKET)
local server = console.listen('unix/:./' .. CONSOLE_SOCKET)
assert(server ~= nil, 'console.listen started')
local client = socket.tcp_connect('unix/', CONSOLE_SOCKET)
assert(client ~= nil, 'connect to console')
local handshake = client:read({chunk = 128})
assert(string.match(handshake, '^Tarantool .*console') ~= nil, 'handshake')
-- Switch to Lua output mode.
set_lua_output(client, {block = false})
return server, client
end
--
-- Disconnect from console and stop it.
local function stop_console(server, client)
client:close()
server:close()
local new_client = socket.tcp_connect('unix/', CONSOLE_SOCKET)
assert(new_client == nil, 'console.listen stopped')
end
--
-- Give `{x}` for a scalar `x`, just `x` otherwise.
local function totable(x)
return type(x) == 'table' and x or {x}
end
--
-- Execute a list of statements, show requests and responses.
local function execute_statements(test, client, statements, name)
test:test(name, function(test)
test:plan(2 * #statements)
for _, stmt in ipairs(statements) do
local request = stmt .. '\n'
local res = client:write(request)
test:ok(res ~= nil, ('-> [[%s]]'):format(request:gsub('\n', '\\n')))
local response = client:read(EOL)
test:ok(response ~= nil and response:endswith(EOL),
('<- [[%s]]'):format(response))
end
end)
end
--
-- Execute a statement and verify its response.
local function execute_and_verify(test, client, input, exp_output, name)
test:test(name, function(test)
test:plan(2)
local res = client:write(input .. '\n')
test:ok(res ~= nil, ('-> [[%s]]'):format(input))
local exp = exp_output .. EOL
local res = client:read(EOL)
test:is(res, exp, ('<- [[%s]]'):format(exp:gsub('\n', '\\n')))
end)
end
--
-- Test cases table:
-- @name: Name of the test, mandatory
-- @prepare: Preparation script, optional
-- @opts: Console options, optional
-- @input: Input statement to execute, mandatory
-- @expected: Expected results to compare with, mandatory
-- @cleanup: Cleanup script to run after the test, optional
local cases = {
{
name = 'multireturn line mode',
prepare = 'a = {1, 2, 3}',
opts = {block = false},
input = '1, 2, nil, a',
expected = '1, 2, nil, {1, 2, 3}',
cleanup = 'a = nil',
}, {
name = 'multireturn block mode',
prepare = 'a = {1, 2, 3}',
opts = {block = true},
input = '1, 2, nil, a',
expected = '1, 2, nil, {\n 1,\n 2,\n 3\n}',
cleanup = 'a = nil',
}, {
name = 'trailing nils, box.NULL, line mode',
opts = {block = false},
input = '1, nil, box.NULL, nil',
expected = '1, nil, box.NULL, nil',
}, {
name = 'leading nils, box.NULL, line mode',
opts = {block = false},
input = 'nil, 1, nil, box.NULL, nil',
expected = 'nil, 1, nil, box.NULL, nil',
}, {
name = 'trailing nils, box.NULL, block mode',
opts = {block = true},
input = '1, nil, box.NULL, nil',
expected = '1, nil, box.NULL, nil',
}, {
name = 'ULL constants, multireturn',
opts = {block = false},
input = '-1ULL, -2ULL, 1ULL, 2ULL',
expected = '18446744073709551615, 18446744073709551614, 1, 2',
}, {
name = 'ULL key',
opts = {block = false},
input = '{[-1ULL] = 1}',
expected = '{[18446744073709551615] = 1}',
}, {
name = 'empty output',
input = '\\set output',
expected = '{error = \"Specify output format: lua or yaml.\"}',
}
}
local test = tap.test('console-lua')
test:plan(#cases)
local server, client = start_console()
for _, case in ipairs(cases) do
test:test(case.name, function(test)
test:plan(3)
execute_statements(test, client, totable(case.prepare), 'prepare')
set_lua_output(client, case.opts)
execute_and_verify(test, client, case.input, case.expected, 'run')
execute_statements(test, client, totable(case.cleanup), 'cleanup')
end)
end
stop_console(server, client)
os.exit(test:check() and 0 or 1)
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