From e19853f1baff0101bb8f4951196e330c6f7847de Mon Sep 17 00:00:00 2001
From: Honza Kral <honza.kral@gmail.com>
Date: Sun, 16 Jun 2013 16:20:03 +0200
Subject: [PATCH] indices.exists_type

---
 elasticsearch/client.py                       | 16 ++++++++++
 test_elasticsearch/test_server/test_common.py | 32 ++++++++++++-------
 .../test_server/yaml/20_mapping.yaml          | 14 ++++++++
 3 files changed, 50 insertions(+), 12 deletions(-)

diff --git a/elasticsearch/client.py b/elasticsearch/client.py
index 864a4aab..0793563b 100644
--- a/elasticsearch/client.py
+++ b/elasticsearch/client.py
@@ -175,6 +175,22 @@ class InidicesClient(NamespacedClient):
             return False
         return True
 
+    @query_params('ignore_indices')
+    def exists_type(self, index, doc_type, params=None):
+        """
+        Used to check if a type/types exists in an index/indices (available since 0.
+        http://www.elasticsearch.org/guide/reference/api/admin-indices-types-exists/
+
+        :arg index: A comma-separated list of index names; use `_all` to check the types across all indices
+        :arg doc_type: A comma-separated list of document types to check
+        :arg ignore_indices: When performed on multiple indices, allows to ignore `missing` ones, default u'none'
+        """
+        try:
+            self.transport.perform_request('HEAD', _make_path(index, doc_type), params=params)
+        except NotFoundError:
+            return False
+        return True
+
     @query_params('ignore_conflicts', 'timeout')
     def put_mapping(self, index, body, doc_type=None, params=None):
         """
diff --git a/test_elasticsearch/test_server/test_common.py b/test_elasticsearch/test_server/test_common.py
index b45269e1..0aca1e6e 100644
--- a/test_elasticsearch/test_server/test_common.py
+++ b/test_elasticsearch/test_server/test_common.py
@@ -59,19 +59,27 @@ class YamlTestCase(TestCase):
 
     def run_is(self, action, transform=None):
         """ Match part of last response to test data. """
-        self.assertEquals(1, len(action))
-        path, expected = list(action.items())[0]
 
-        # fetch the possibly nested value from last_response
-        value = self.last_response
-        for step in path.split('.'):
-            if step.isdigit():
-                step = int(step)
-                self.assertIsInstance(value, list)
-                self.assertGreater(len(value), step)
-            else:
-                self.assertIn(step, value)
-            value = value[step]
+        # matching part of the reponse dict
+        if isinstance(action, dict):
+            self.assertEquals(1, len(action))
+            path, expected = list(action.items())[0]
+
+            # fetch the possibly nested value from last_response
+            value = self.last_response
+            for step in path.split('.'):
+                if step.isdigit():
+                    step = int(step)
+                    self.assertIsInstance(value, list)
+                    self.assertGreater(len(value), step)
+                else:
+                    self.assertIn(step, value)
+                value = value[step]
+
+        # matching the entire response
+        else:
+            value = self.last_response
+            expected = action
 
         # sometimes we need to transform the json value before comparing
         if transform:
diff --git a/test_elasticsearch/test_server/yaml/20_mapping.yaml b/test_elasticsearch/test_server/yaml/20_mapping.yaml
index 6d3c22de..8c9fa204 100644
--- a/test_elasticsearch/test_server/yaml/20_mapping.yaml
+++ b/test_elasticsearch/test_server/yaml/20_mapping.yaml
@@ -29,3 +29,17 @@
         indices.get_mapping:
             index: test
     - length: { test: 0 }
+---
+"Test type exists":
+    - do:
+        indices.exists_type:
+            index: test
+            type: test-type
+    - is: true
+---
+"Test type doesn't exists":
+    - do:
+        indices.exists_type:
+            index: test
+            type: not-test-type
+    - is: false