lua: fix code style it test scripts

Added standard .luacheckrc config. Added indentation to box.once blocks.
Fix trailing spaces and add missing spaces to mathematical expressions.
Set global variables through rawset.

Author: DifferentialOrange

.luacheckrc

@@ -0,0 +1,5 @@
+redefined = false
+globals = {'box', 'utf8', 'checkers', '_TARANTOOL'}
+include_files = {'**/*.lua', '*.luacheckrc', '*.rockspec'}
+exclude_files = {'**/*.rocks/'}
+max_line_length = 120

config.lua

@@ -5,55 +5,56 @@ box.cfg{
 }
 
 box.once("init", function()
-local s = box.schema.space.create('test', {
-    id = 512,
-    if_not_exists = true,
-})
-s:create_index('primary', {type = 'tree', parts = {1, 'uint'}, if_not_exists = true})
+    local s = box.schema.space.create('test', {
+        id = 512,
+        if_not_exists = true,
+    })
+    s:create_index('primary', {type = 'tree', parts = {1, 'uint'}, if_not_exists = true})
 
-local st = box.schema.space.create('schematest', {
-    id = 514,
-    temporary = true,
-    if_not_exists = true,
-    field_count = 7,
-    format = {
-        {name = "name0", type = "unsigned"},
-        {name = "name1", type = "unsigned"},
-        {name = "name2", type = "string"},
-        {name = "name3", type = "unsigned"},
-        {name = "name4", type = "unsigned"},
-        {name = "name5", type = "string"},
-    },
-})
-st:create_index('primary', {
-    type = 'hash', 
-    parts = {1, 'uint'}, 
-    unique = true,
-    if_not_exists = true,
-})
-st:create_index('secondary', {
-    id = 3,
-    type = 'tree',
-    unique = false,
-    parts = { 2, 'uint', 3, 'string' },
-    if_not_exists = true,
-})
-st:truncate()
+    local st = box.schema.space.create('schematest', {
+        id = 514,
+        temporary = true,
+        if_not_exists = true,
+        field_count = 7,
+        format = {
+            {name = "name0", type = "unsigned"},
+            {name = "name1", type = "unsigned"},
+            {name = "name2", type = "string"},
+            {name = "name3", type = "unsigned"},
+            {name = "name4", type = "unsigned"},
+            {name = "name5", type = "string"},
+        },
+    })
+    st:create_index('primary', {
+        type = 'hash',
+        parts = {1, 'uint'},
+        unique = true,
+        if_not_exists = true,
+    })
+    st:create_index('secondary', {
+        id = 3,
+        type = 'tree',
+        unique = false,
+        parts = { 2, 'uint', 3, 'string' },
+        if_not_exists = true,
+    })
+    st:truncate()
 
---box.schema.user.grant('guest', 'read,write,execute', 'universe')
-box.schema.func.create('box.info')
-box.schema.func.create('simple_incr')
+    --box.schema.user.grant('guest', 'read,write,execute', 'universe')
+    box.schema.func.create('box.info')
+    box.schema.func.create('simple_incr')
 
--- auth testing: access control
-box.schema.user.create('test', {password = 'test'})
-box.schema.user.grant('test', 'execute', 'universe')
-box.schema.user.grant('test', 'read,write', 'space', 'test')
-box.schema.user.grant('test', 'read,write', 'space', 'schematest')
+    -- auth testing: access control
+    box.schema.user.create('test', {password = 'test'})
+    box.schema.user.grant('test', 'execute', 'universe')
+    box.schema.user.grant('test', 'read,write', 'space', 'test')
+    box.schema.user.grant('test', 'read,write', 'space', 'schematest')
 end)
 
-function simple_incr(a)
-    return a+1
+local function simple_incr(a)
+    return a + 1
 end
+rawset(_G, 'simple_incr', simple_incr)
 
 box.space.test:truncate()
 

multi/config.lua

@@ -7,7 +7,8 @@ box.cfg{
 }
 
 -- Function to call for getting address list, part of tarantool/multi API.
-get_cluster_nodes = nodes_load.get_cluster_nodes
+local get_cluster_nodes = nodes_load.get_cluster_nodes
+rawset(_G, 'get_cluster_nodes', get_cluster_nodes)
 
 box.once("init", function()
     box.schema.user.create('test', { password = 'test' })

queue/config.lua

@@ -1,49 +1,50 @@
-queue = require('queue')
+local queue = require('queue')
+rawset(_G, 'queue', queue)
 
 -- Do not set listen for now so connector won't be
 -- able to send requests until everything is configured.
 box.cfg{
     work_dir = os.getenv("TEST_TNT_WORK_DIR"),
 }
 
-box.once("init", function()
-box.schema.user.create('test', {password = 'test'})
-box.schema.func.create('queue.tube.test_queue:ack')
-box.schema.func.create('queue.tube.test_queue:put')
-box.schema.func.create('queue.tube.test_queue:drop')
-box.schema.func.create('queue.tube.test_queue:peek')
-box.schema.func.create('queue.tube.test_queue:kick')
-box.schema.func.create('queue.tube.test_queue:take')
-box.schema.func.create('queue.tube.test_queue:delete')
-box.schema.func.create('queue.tube.test_queue:release')
-box.schema.func.create('queue.tube.test_queue:bury')
-box.schema.func.create('queue.statistics')
-box.schema.user.grant('test', 'create', 'space')
-box.schema.user.grant('test', 'write', 'space', '_schema')
-box.schema.user.grant('test', 'write', 'space', '_space')
-box.schema.user.grant('test', 'read,write', 'space', '_space_sequence')
-box.schema.user.grant('test', 'write', 'space', '_index')
-box.schema.user.grant('test', 'read, write', 'space', '_queue_session_ids')
-box.schema.user.grant('test', 'execute', 'universe')
-box.schema.user.grant('test', 'read,write', 'space', '_queue')
-box.schema.user.grant('test', 'read,write', 'space', '_schema')
-box.schema.user.grant('test', 'read,write', 'space', '_space')
-box.schema.user.grant('test', 'read,write', 'space', '_index')
-box.schema.user.grant('test', 'read,write', 'space', '_queue_consumers')
-box.schema.user.grant('test', 'read,write', 'space', '_priv')
-box.schema.user.grant('test', 'read,write', 'space', '_queue_taken_2')
-if box.space._trigger ~= nil then
-    box.schema.user.grant('test', 'read', 'space', '_trigger')
-end
-if box.space._fk_constraint ~= nil then
-    box.schema.user.grant('test', 'read', 'space', '_fk_constraint')
-end
-if box.space._ck_constraint ~= nil then
-    box.schema.user.grant('test', 'read', 'space', '_ck_constraint')
-end
-if box.space._func_index ~= nil then
-    box.schema.user.grant('test', 'read', 'space', '_func_index')
-end
+    box.once("init", function()
+    box.schema.user.create('test', {password = 'test'})
+    box.schema.func.create('queue.tube.test_queue:ack')
+    box.schema.func.create('queue.tube.test_queue:put')
+    box.schema.func.create('queue.tube.test_queue:drop')
+    box.schema.func.create('queue.tube.test_queue:peek')
+    box.schema.func.create('queue.tube.test_queue:kick')
+    box.schema.func.create('queue.tube.test_queue:take')
+    box.schema.func.create('queue.tube.test_queue:delete')
+    box.schema.func.create('queue.tube.test_queue:release')
+    box.schema.func.create('queue.tube.test_queue:bury')
+    box.schema.func.create('queue.statistics')
+    box.schema.user.grant('test', 'create', 'space')
+    box.schema.user.grant('test', 'write', 'space', '_schema')
+    box.schema.user.grant('test', 'write', 'space', '_space')
+    box.schema.user.grant('test', 'read,write', 'space', '_space_sequence')
+    box.schema.user.grant('test', 'write', 'space', '_index')
+    box.schema.user.grant('test', 'read, write', 'space', '_queue_session_ids')
+    box.schema.user.grant('test', 'execute', 'universe')
+    box.schema.user.grant('test', 'read,write', 'space', '_queue')
+    box.schema.user.grant('test', 'read,write', 'space', '_schema')
+    box.schema.user.grant('test', 'read,write', 'space', '_space')
+    box.schema.user.grant('test', 'read,write', 'space', '_index')
+    box.schema.user.grant('test', 'read,write', 'space', '_queue_consumers')
+    box.schema.user.grant('test', 'read,write', 'space', '_priv')
+    box.schema.user.grant('test', 'read,write', 'space', '_queue_taken_2')
+    if box.space._trigger ~= nil then
+        box.schema.user.grant('test', 'read', 'space', '_trigger')
+    end
+    if box.space._fk_constraint ~= nil then
+        box.schema.user.grant('test', 'read', 'space', '_fk_constraint')
+    end
+    if box.space._ck_constraint ~= nil then
+        box.schema.user.grant('test', 'read', 'space', '_ck_constraint')
+    end
+    if box.space._func_index ~= nil then
+        box.schema.user.grant('test', 'read', 'space', '_func_index')
+    end
 end)
 
 -- Set listen only when every other thing is configured.