added tests for hierarchical cfg: defaults and type checking

test/box/cfg.result

@@ -89,4 +89,85 @@ box.cfg{coredump = 'true'}
 - error: '[string "-- load_cfg.lua - internal file..."]:167: Error: cfg parameter
     ''coredump'' should be of type boolean'
 ...
+--------------------------------------------------------------------------------
+-- Test of hierarchical cfg type check
+--------------------------------------------------------------------------------
+box.cfg{slab_alloc_arena = "100500"}
+---
+- error: '[string "-- load_cfg.lua - internal file..."]:167: Error: cfg parameter
+    ''slab_alloc_arena'' should be of type number'
+...
+box.cfg{sophia = "sophia"}
+---
+- error: '[string "-- load_cfg.lua - internal file..."]:161: Error: cfg parameter
+    ''sophia'' should be a table'
+...
+box.cfg{sophia = {threads = "threads"}}
+---
+- error: '[string "-- load_cfg.lua - internal file..."]:167: Error: cfg parameter
+    ''sophia.threads'' should be of type number'
+...
+--------------------------------------------------------------------------------
+-- Test of default cfg options
+--------------------------------------------------------------------------------
+--# create server cfg_tester1 with script = "box/lua/cfg_test1.lua"
+--# start server cfg_tester1
+--# create connection cfg_tester_con to cfg_tester1
+--# set connection cfg_tester_con
+box.cfg.slab_alloc_arena, box.cfg.slab_alloc_factor, box.cfg.sophia.threads, box.cfg.sophia.page_size
+---
+- 1
+- 2
+- 5
+- 131072
+...
+--# set connection default
+--# drop connection cfg_tester_con
+--# stop server cfg_tester1
+--# cleanup server cfg_tester1
+--# create server cfg_tester2 with script = "box/lua/cfg_test2.lua"
+--# start server cfg_tester2
+--# create connection cfg_tester_con to cfg_tester2
+--# set connection cfg_tester_con
+box.cfg.slab_alloc_arena, box.cfg.slab_alloc_factor, box.cfg.sophia.threads, box.cfg.sophia.page_size
+---
+- 0.2
+- 2
+- 5
+- 131072
+...
+--# set connection default
+--# drop connection cfg_tester_con
+--# stop server cfg_tester2
+--# cleanup server cfg_tester2
+--# create server cfg_tester3 with script = "box/lua/cfg_test3.lua"
+--# start server cfg_tester3
+--# create connection cfg_tester_con to cfg_tester3
+--# set connection cfg_tester_con
+box.cfg.slab_alloc_arena, box.cfg.slab_alloc_factor, box.cfg.sophia.threads, box.cfg.sophia.page_size
+---
+- 0.2
+- 2
+- 10
+- 131072
+...
+--# set connection default
+--# drop connection cfg_tester_con
+--# stop server cfg_tester3
+--# cleanup server cfg_tester3
+--# create server cfg_tester4 with script = "box/lua/cfg_test4.lua"
+--# start server cfg_tester4
+--# create connection cfg_tester_con to cfg_tester4
+--# set connection cfg_tester_con
+box.cfg.slab_alloc_arena, box.cfg.slab_alloc_factor, box.cfg.sophia.threads, box.cfg.sophia.page_size
+---
+- 1
+- 3.14
+- 5
+- 1234
+...
+--# set connection default
+--# drop connection cfg_tester_con
+--# stop server cfg_tester4
+--# cleanup server cfg_tester4
 --# clear filter

test/box/cfg.test.lua

@@ -16,4 +16,58 @@ box.cfg{listen = {}}
 box.cfg{wal_dir = 0}
 box.cfg{coredump = 'true'}
 
+
+--------------------------------------------------------------------------------
+-- Test of hierarchical cfg type check
+--------------------------------------------------------------------------------
+
+box.cfg{slab_alloc_arena = "100500"}
+box.cfg{sophia = "sophia"}
+box.cfg{sophia = {threads = "threads"}}
+
+
+--------------------------------------------------------------------------------
+-- Test of default cfg options
+--------------------------------------------------------------------------------
+
+--# create server cfg_tester1 with script = "box/lua/cfg_test1.lua"
+--# start server cfg_tester1
+--# create connection cfg_tester_con to cfg_tester1
+--# set connection cfg_tester_con
+box.cfg.slab_alloc_arena, box.cfg.slab_alloc_factor, box.cfg.sophia.threads, box.cfg.sophia.page_size
+--# set connection default
+--# drop connection cfg_tester_con
+--# stop server cfg_tester1
+--# cleanup server cfg_tester1
+
+--# create server cfg_tester2 with script = "box/lua/cfg_test2.lua"
+--# start server cfg_tester2
+--# create connection cfg_tester_con to cfg_tester2
+--# set connection cfg_tester_con
+box.cfg.slab_alloc_arena, box.cfg.slab_alloc_factor, box.cfg.sophia.threads, box.cfg.sophia.page_size
+--# set connection default
+--# drop connection cfg_tester_con
+--# stop server cfg_tester2
+--# cleanup server cfg_tester2
+
+--# create server cfg_tester3 with script = "box/lua/cfg_test3.lua"
+--# start server cfg_tester3
+--# create connection cfg_tester_con to cfg_tester3
+--# set connection cfg_tester_con
+box.cfg.slab_alloc_arena, box.cfg.slab_alloc_factor, box.cfg.sophia.threads, box.cfg.sophia.page_size
+--# set connection default
+--# drop connection cfg_tester_con
+--# stop server cfg_tester3
+--# cleanup server cfg_tester3
+
+--# create server cfg_tester4 with script = "box/lua/cfg_test4.lua"
+--# start server cfg_tester4
+--# create connection cfg_tester_con to cfg_tester4
+--# set connection cfg_tester_con
+box.cfg.slab_alloc_arena, box.cfg.slab_alloc_factor, box.cfg.sophia.threads, box.cfg.sophia.page_size
+--# set connection default
+--# drop connection cfg_tester_con
+--# stop server cfg_tester4
+--# cleanup server cfg_tester4
+
 --# clear filter

test/box/lua/cfg_test1.lua

+#!/usr/bin/env tarantool
+os = require('os')
+
+box.cfg{
+    listen              = os.getenv("LISTEN"),
+}
+
+require('console').listen(os.getenv('ADMIN'))

test/box/lua/cfg_test2.lua

+#!/usr/bin/env tarantool
+os = require('os')
+
+box.cfg{
+    listen              = os.getenv("LISTEN"),
+    slab_alloc_arena = 0.2,
+    sophia = {},
+}
+
+require('console').listen(os.getenv('ADMIN'))

test/box/lua/cfg_test3.lua

+#!/usr/bin/env tarantool
+os = require('os')
+
+box.cfg{
+    listen              = os.getenv("LISTEN"),
+    slab_alloc_arena = 0.2,
+    sophia = {threads = 10},
+}
+
+require('console').listen(os.getenv('ADMIN'))

test/box/lua/cfg_test4.lua

+#!/usr/bin/env tarantool
+os = require('os')
+
+box.cfg{
+    listen              = os.getenv("LISTEN"),
+    slab_alloc_factor = 3.14,
+    sophia = {page_size = 1234},
+}
+
+require('console').listen(os.getenv('ADMIN'))