JSON.CLEAR

Author: AvitalFineRedis

rejson/client.py

@@ -51,6 +51,7 @@ def __init__(self, encoder=None, decoder=None, *args, **kwargs):
         # Set the module commands' callbacks
         MODULE_CALLBACKS = {
                 'JSON.DEL': long,
+                'JSON.CLEAR': long,
                 'JSON.GET': self._decode,
                 'JSON.MGET': bulk_of_jsons(self._decode),
                 'JSON.SET': lambda r: r and nativestr(r) == 'OK',
@@ -100,6 +101,14 @@ def jsondel(self, name, path=Path.rootPath()):
         """
         return self.execute_command('JSON.DEL', name, str_path(path))
 
+    def jsonclear(self, name, path=Path.rootPath()):
+        """
+        Emptying arrays and objects (to have zero slots/keys without
+        deleting the array/object) returning the count of cleared paths
+        (ignoring non-array and non-objects paths)
+        """
+        return self.execute_command('JSON.CLEAR', name, str_path(path))
+
     def jsonget(self, name, *args, no_escape=False):
         """
         Get the object stored as a JSON value at key ``name``

tests/test_rejson.py

@@ -60,6 +60,13 @@ def testMGetShouldSucceed(self):
         e = [1, 2]
         self.assertListEqual(e, r)
 
+    def testClearShouldSucceed(self):
+        "Test JSONClear"
+
+        rj.jsonset('arr', Path.rootPath(), [0, 1, 2, 3, 4])
+        self.assertEqual(1, rj.jsonclear('arr', Path.rootPath()))
+        self.assertEqual([], rj.jsonget('arr'))
+
     def testTypeShouldSucceed(self):
         "Test JSONType"
 
@@ -82,7 +89,7 @@ def testNumMultByShouldSucceed(self):
         self.assertEqual(5, rj.jsonnummultby('num', Path.rootPath(), 2.5))
         self.assertEqual(2.5, rj.jsonnummultby('num', Path.rootPath(), 0.5))
 
-    def testToggle(self):
+    def testToggleShouldSucceed(self):
         "Test JSONToggle"
 
         rj.jsonset('bool', Path.rootPath(), False)