[utils] Moved split to utils #19

openwisp-config/files/lib/openwisp/utils.lua

@@ -9,6 +9,21 @@ function starts_with_dot(str)
     return false
 end
 
+function split(input, sep)
+    if input == '' or input == nil then
+        return {}
+    end
+    if sep == nil then
+        sep = '%s'
+    end
+    local t={}; i=1
+    for str in string.gmatch(input, '([^' .. sep .. ']+)') do
+        t[i] = str
+        i = i + 1
+    end
+    return t
+end
+
 function add_values_to_set(set, values)
     for i, el in pairs(values) do
         set[el] = true

openwisp-config/files/sbin/openwisp-store-unmanaged.lua

@@ -26,21 +26,6 @@ local standard_path = standard_prefix .. 'config/'
 local unmanaged_path = unmanaged_prefix .. 'unmanaged/'
 local uci_tmp_path = '/tmp/openwisp/.uci'
 
-function split(input, sep)
-    if input == '' or input == nil then
-        return {}
-    end
-    if sep == nil then
-        sep = '%s'
-    end
-    local t={}; i=1
-    for str in string.gmatch(input, '([^' .. sep .. ']+)') do
-        t[i] = str
-        i = i + 1
-    end
-    return t
-end
-
 function empty_file(path)
     local file = io.open(path, 'w')
     file:write('')

openwisp-config/tests/test_utils.lua

@@ -268,4 +268,11 @@ function TestUtils.test_set_to_file()
     luaunit.assertEquals(read.line3, nil)
 end
 
+function TestUtils.test_split()
+    t = {'a', 'b', 'c'}
+    luaunit.assertEquals(split('a b c'), t)
+    luaunit.assertEquals(split('a,b,c', ','), t)
+    luaunit.assertEquals(split('a/b/c', '/'), t)
+end
+
 os.exit(luaunit.LuaUnit.run())