diff --git a/api-ref/source/v3/samples/snapshot-create-response.json b/api-ref/source/v3/samples/snapshot-create-response.json
deleted file mode 100644
index 15a139531a7..00000000000
--- a/api-ref/source/v3/samples/snapshot-create-response.json
+++ /dev/null
@@ -1,15 +0,0 @@
-{
-    "snapshot": {
-        "status": "creating",
-        "description": "Daily backup",
-        "created_at": "2013-02-25T03:56:53.081642",
-        "metadata": {},
-        "updated_at": "2013-02-25T03:58:53.081642",
-        "volume_id": "5aa119a8-d25b-45a7-8d1b-88e127885635",
-        "size": 1,
-        "user_id": "40c2102f4a554b848d96b14f3eec39ed",
-        "id": "ffa9bc5e-1172-4021-acaf-cdcd78a9584d",
-        "name": "snap-001"
-    }
-}
-
diff --git a/api-ref/source/v3/samples/snapshot-metadata-show-key-response.json b/api-ref/source/v3/samples/snapshot-metadata-show-key-response.json
deleted file mode 100644
index 0a98eb72dc5..00000000000
--- a/api-ref/source/v3/samples/snapshot-metadata-show-key-response.json
+++ /dev/null
@@ -1,5 +0,0 @@
-{
-    "meta": {
-        "name": "test"
-    }
-}
diff --git a/api-ref/source/v3/samples/snapshot-metadata-update-key-request.json b/api-ref/source/v3/samples/snapshot-metadata-update-key-request.json
deleted file mode 100644
index 023712fce45..00000000000
--- a/api-ref/source/v3/samples/snapshot-metadata-update-key-request.json
+++ /dev/null
@@ -1,5 +0,0 @@
-{
-  "meta": {
-    "name": "new_name"
-  }
-}
diff --git a/api-ref/source/v3/samples/snapshot-metadata-update-key-response.json b/api-ref/source/v3/samples/snapshot-metadata-update-key-response.json
deleted file mode 100644
index 5041c187ef5..00000000000
--- a/api-ref/source/v3/samples/snapshot-metadata-update-key-response.json
+++ /dev/null
@@ -1,5 +0,0 @@
-{
-    "meta": {
-        "name": "new_name"
-    }
-}
diff --git a/api-ref/source/v3/samples/snapshot-show-response.json b/api-ref/source/v3/samples/snapshot-show-response.json
deleted file mode 100644
index 51b32a5b4f8..00000000000
--- a/api-ref/source/v3/samples/snapshot-show-response.json
+++ /dev/null
@@ -1,16 +0,0 @@
-{
-    "snapshot": {
-        "status": "available",
-        "os-extended-snapshot-attributes:progress": "100%",
-        "description": "Daily backup",
-        "created_at": "2013-02-25T04:13:17.000000",
-        "metadata": {},
-        "user_id": "40c2102f4a554b848d96b14f3eec39ed",
-        "volume_id": "5aa119a8-d25b-45a7-8d1b-88e127885635",
-        "os-extended-snapshot-attributes:project_id": "0c2eba2c5af04d3f9e9d0d410b371fde",
-        "size": 1,
-        "id": "2bb856e1-b3d8-4432-a858-09e4ce939389",
-        "name": "snap-001",
-        "updated_at": "2013-03-11T07:24:57Z"
-    }
-}
diff --git a/api-ref/source/v3/samples/snapshot-update-response.json b/api-ref/source/v3/samples/snapshot-update-response.json
deleted file mode 100644
index 7b621b53940..00000000000
--- a/api-ref/source/v3/samples/snapshot-update-response.json
+++ /dev/null
@@ -1,13 +0,0 @@
-{
-    "snapshot": {
-        "created_at": "2013-02-20T08:11:34.000000",
-        "description": "This is yet, another snapshot",
-        "name": "snap-002",
-        "id": "4b502fcb-1f26-45f8-9fe5-3b9a0a52eaf2",
-        "size": 1,
-        "status": "available",
-        "metadata": {},
-        "user_id": "40c2102f4a554b848d96b14f3eec39ed",
-        "volume_id": "2402b902-0b7a-458c-9c07-7435a826f794"
-    }
-}
diff --git a/api-ref/source/v3/samples/snapshots-list-detailed-response.json b/api-ref/source/v3/samples/snapshots-list-detailed-response.json
deleted file mode 100644
index 62f65cde5b6..00000000000
--- a/api-ref/source/v3/samples/snapshots-list-detailed-response.json
+++ /dev/null
@@ -1,27 +0,0 @@
-{
-    "snapshots": [
-        {
-            "status": "available",
-            "metadata": {
-                "name": "test"
-            },
-            "os-extended-snapshot-attributes:progress": "100%",
-            "name": "test-volume-snapshot",
-            "user_id": "40c2102f4a554b848d96b14f3eec39ed",
-            "volume_id": "173f7b48-c4c1-4e70-9acc-086b39073506",
-            "os-extended-snapshot-attributes:project_id": "bab7d5c60cd041a0a36f7c4b6e1dd978",
-            "created_at": "2015-11-29T02:25:51.000000",
-            "size": 1,
-            "id": "b1323cda-8e4b-41c1-afc5-2fc791809c8c",
-            "description": "volume snapshot",
-            "updated_at": "2015-12-11T07:24:57Z"
-        }
-    ],
-    "snapshots_links": [
-        {
-            "href": "https://10.43.176.164:8776/v3/d55fb90e300b436cb2714a17137be023/snapshots?limit=1&marker=2e0cd28e-d7a2-4cdb-87e6-cd37c417c06d",
-            "rel": "next"
-        }
-    ],
-    "count": 10
-}
diff --git a/api-ref/source/v3/samples/snapshots-list-response.json b/api-ref/source/v3/samples/snapshots-list-response.json
deleted file mode 100644
index 4ae84abb231..00000000000
--- a/api-ref/source/v3/samples/snapshots-list-response.json
+++ /dev/null
@@ -1,28 +0,0 @@
-{
-    "snapshots": [
-        {
-            "status": "available",
-            "metadata": {
-                "name": "test"
-            },
-            "name": "test-volume-snapshot",
-            "user_id": "40c2102f4a554b848d96b14f3eec39ed",
-            "volume_id": "173f7b48-c4c1-4e70-9acc-086b39073506",
-            "created_at": "2015-11-29T02:25:51.000000",
-            "size": 1,
-            "updated_at": "2015-11-20T05:36:40.000000",
-            "os-extended-snapshot-attributes:progress": "100%",
-            "os-extended-snapshot-attributes:project_id": "0892d23df5c5471da88299517a412b90",
-            "id": "b1323cda-8e4b-41c1-afc5-2fc791809c8c",
-            "description": "volume snapshot",
-            "updated_at": "2015-12-11T07:24:57Z"
-        }
-    ],
-    "snapshots_links": [
-        {
-            "href": "https://10.43.176.164:8776/v3/d55fb90e300b436cb2714a17137be023/snapshots?limit=1&marker=2e0cd28e-d7a2-4cdb-87e6-cd37c417c06d",
-            "rel": "next"
-        }
-    ],
-    "count": 10
-}
diff --git a/api-ref/source/v3/samples/snapshot-create-request.json b/api-ref/source/v3/samples/snapshots/snapshot-create-request.json
similarity index 76%
rename from api-ref/source/v3/samples/snapshot-create-request.json
rename to api-ref/source/v3/samples/snapshots/snapshot-create-request.json
index 5fb46cd0c29..c7d2b0fd891 100644
--- a/api-ref/source/v3/samples/snapshot-create-request.json
+++ b/api-ref/source/v3/samples/snapshots/snapshot-create-request.json
@@ -4,6 +4,8 @@
         "description": "Daily backup",
         "volume_id": "5aa119a8-d25b-45a7-8d1b-88e127885635",
         "force": true,
-        "metadata": null
+        "metadata": {
+            "key": "v3"
+        }
     }
 }
diff --git a/api-ref/source/v3/samples/snapshots/snapshot-create-response.json b/api-ref/source/v3/samples/snapshots/snapshot-create-response.json
new file mode 100644
index 00000000000..8819dd94a89
--- /dev/null
+++ b/api-ref/source/v3/samples/snapshots/snapshot-create-response.json
@@ -0,0 +1,15 @@
+{
+    "snapshot": {
+        "created_at": "2019-03-11T16:24:34.469003",
+        "description": "Daily backup",
+        "id": "b36476e5-d18b-47f9-ac69-4818cb43ee21",
+        "metadata": {
+            "key": "v3"
+        },
+        "name": "snap-001",
+        "size": 10,
+        "status": "creating",
+        "updated_at": null,
+        "volume_id": "d291b81c-6e40-4525-8231-90aa1588121e"
+    }
+}
\ No newline at end of file
diff --git a/api-ref/source/v3/samples/snapshot-metadata-create-request.json b/api-ref/source/v3/samples/snapshots/snapshot-metadata-create-request.json
similarity index 100%
rename from api-ref/source/v3/samples/snapshot-metadata-create-request.json
rename to api-ref/source/v3/samples/snapshots/snapshot-metadata-create-request.json
diff --git a/api-ref/source/v3/samples/snapshot-metadata-show-response.json b/api-ref/source/v3/samples/snapshots/snapshot-metadata-create-response.json
similarity index 50%
rename from api-ref/source/v3/samples/snapshot-metadata-show-response.json
rename to api-ref/source/v3/samples/snapshots/snapshot-metadata-create-response.json
index cbfe4ef7a8e..2c39c723473 100644
--- a/api-ref/source/v3/samples/snapshot-metadata-show-response.json
+++ b/api-ref/source/v3/samples/snapshots/snapshot-metadata-create-response.json
@@ -1,5 +1,5 @@
 {
     "metadata": {
-        "name": "test"
+        "key": "value"
     }
-}
+}
\ No newline at end of file
diff --git a/api-ref/source/v3/samples/snapshots/snapshot-metadata-show-key-response.json b/api-ref/source/v3/samples/snapshots/snapshot-metadata-show-key-response.json
new file mode 100644
index 00000000000..8c562e2a4fb
--- /dev/null
+++ b/api-ref/source/v3/samples/snapshots/snapshot-metadata-show-key-response.json
@@ -0,0 +1,5 @@
+{
+    "meta": {
+        "key": "v3"
+    }
+}
\ No newline at end of file
diff --git a/api-ref/source/v3/samples/snapshot-metadata-create-response.json b/api-ref/source/v3/samples/snapshots/snapshot-metadata-show-response.json
similarity index 95%
rename from api-ref/source/v3/samples/snapshot-metadata-create-response.json
rename to api-ref/source/v3/samples/snapshots/snapshot-metadata-show-response.json
index 97cd30d5e1e..9420904896c 100644
--- a/api-ref/source/v3/samples/snapshot-metadata-create-response.json
+++ b/api-ref/source/v3/samples/snapshots/snapshot-metadata-show-response.json
@@ -2,4 +2,4 @@
     "metadata": {
         "key": "v3"
     }
-}
+}
\ No newline at end of file
diff --git a/api-ref/source/v3/samples/snapshots/snapshot-metadata-update-key-request.json b/api-ref/source/v3/samples/snapshots/snapshot-metadata-update-key-request.json
new file mode 100644
index 00000000000..0bcc1ce930f
--- /dev/null
+++ b/api-ref/source/v3/samples/snapshots/snapshot-metadata-update-key-request.json
@@ -0,0 +1,5 @@
+{
+  "meta": {
+    "key": "new_value"
+  }
+}
\ No newline at end of file
diff --git a/api-ref/source/v3/samples/snapshots/snapshot-metadata-update-key-response.json b/api-ref/source/v3/samples/snapshots/snapshot-metadata-update-key-response.json
new file mode 100644
index 00000000000..9020089152f
--- /dev/null
+++ b/api-ref/source/v3/samples/snapshots/snapshot-metadata-update-key-response.json
@@ -0,0 +1,5 @@
+{
+    "meta": {
+        "key": "new_value"
+    }
+}
\ No newline at end of file
diff --git a/api-ref/source/v3/samples/snapshots/snapshot-metadata-update-request.json b/api-ref/source/v3/samples/snapshots/snapshot-metadata-update-request.json
new file mode 100644
index 00000000000..f6363cbfc1f
--- /dev/null
+++ b/api-ref/source/v3/samples/snapshots/snapshot-metadata-update-request.json
@@ -0,0 +1,5 @@
+{
+    "metadata": {
+        "new_key": "new_value"
+    }
+}
\ No newline at end of file
diff --git a/api-ref/source/v3/samples/snapshots/snapshot-metadata-update-response.json b/api-ref/source/v3/samples/snapshots/snapshot-metadata-update-response.json
new file mode 100644
index 00000000000..f6363cbfc1f
--- /dev/null
+++ b/api-ref/source/v3/samples/snapshots/snapshot-metadata-update-response.json
@@ -0,0 +1,5 @@
+{
+    "metadata": {
+        "new_key": "new_value"
+    }
+}
\ No newline at end of file
diff --git a/api-ref/source/v3/samples/snapshots/snapshot-show-response.json b/api-ref/source/v3/samples/snapshots/snapshot-show-response.json
new file mode 100644
index 00000000000..da7e68da1f3
--- /dev/null
+++ b/api-ref/source/v3/samples/snapshots/snapshot-show-response.json
@@ -0,0 +1,17 @@
+{
+    "snapshot": {
+        "created_at": "2019-03-12T04:42:00.809352",
+        "description": "Daily backup",
+        "id": "4a584cae-e4ce-429b-9154-d4c9eb8fda4c",
+        "metadata": {
+            "key": "v3"
+        },
+        "name": "snap-001",
+        "os-extended-snapshot-attributes:progress": "0%",
+        "os-extended-snapshot-attributes:project_id": "89afd400-b646-4bbc-b12b-c0a4d63e5bd3",
+        "size": 10,
+        "status": "creating",
+        "updated_at": null,
+        "volume_id": "b72c48f1-64b7-4cd8-9745-b12e0be82d37"
+    }
+}
\ No newline at end of file
diff --git a/api-ref/source/v3/samples/snapshots/snapshot-update-request.json b/api-ref/source/v3/samples/snapshots/snapshot-update-request.json
new file mode 100644
index 00000000000..ceb4167d8e3
--- /dev/null
+++ b/api-ref/source/v3/samples/snapshots/snapshot-update-request.json
@@ -0,0 +1,6 @@
+{
+    "snapshot": {
+        "name": "snap-002",
+        "description": "This is yet, another snapshot."
+    }
+}
\ No newline at end of file
diff --git a/api-ref/source/v3/samples/snapshots/snapshot-update-response.json b/api-ref/source/v3/samples/snapshots/snapshot-update-response.json
new file mode 100644
index 00000000000..5d9c9bb4d76
--- /dev/null
+++ b/api-ref/source/v3/samples/snapshots/snapshot-update-response.json
@@ -0,0 +1,15 @@
+{
+    "snapshot": {
+        "created_at": "2019-03-12T04:53:53.426591",
+        "description": "This is yet, another snapshot.",
+        "id": "43666194-8e72-451a-b7bb-54fef763b2b8",
+        "metadata": {
+            "key": "v3"
+        },
+        "name": "snap-002",
+        "size": 10,
+        "status": "creating",
+        "updated_at": null,
+        "volume_id": "070c942d-9909-42e9-a467-7a781f150c58"
+    }
+}
\ No newline at end of file
diff --git a/api-ref/source/v3/samples/snapshots/snapshots-list-detailed-response.json b/api-ref/source/v3/samples/snapshots/snapshots-list-detailed-response.json
new file mode 100644
index 00000000000..9c452f38783
--- /dev/null
+++ b/api-ref/source/v3/samples/snapshots/snapshots-list-detailed-response.json
@@ -0,0 +1,19 @@
+{
+    "snapshots": [
+        {
+            "created_at": "2019-03-11T16:24:36.464445",
+            "description": "Daily backup",
+            "id": "d0083dc5-8795-4c1a-bc9c-74f70006c205",
+            "metadata": {
+                "key": "v3"
+            },
+            "name": "snap-001",
+            "os-extended-snapshot-attributes:progress": "0%",
+            "os-extended-snapshot-attributes:project_id": "89afd400-b646-4bbc-b12b-c0a4d63e5bd3",
+            "size": 10,
+            "status": "creating",
+            "updated_at": null,
+            "volume_id": "7acd675e-4e06-4653-af9f-2ecd546342d6"
+        }
+    ]
+}
\ No newline at end of file
diff --git a/api-ref/source/v3/samples/snapshots/snapshots-list-response.json b/api-ref/source/v3/samples/snapshots/snapshots-list-response.json
new file mode 100644
index 00000000000..d73ef703eb5
--- /dev/null
+++ b/api-ref/source/v3/samples/snapshots/snapshots-list-response.json
@@ -0,0 +1,17 @@
+{
+    "snapshots": [
+        {
+            "created_at": "2019-03-11T16:29:08.973832",
+            "description": "Daily backup",
+            "id": "2c228773-50eb-422d-be7e-b5c6ced0c7a9",
+            "metadata": {
+                "key": "v3"
+            },
+            "name": "snap-001",
+            "size": 10,
+            "status": "creating",
+            "updated_at": null,
+            "volume_id": "428ec041-b999-40d8-8a54-9e98b19406cc"
+        }
+    ]
+}
\ No newline at end of file
diff --git a/api-ref/source/v3/volumes-v3-snapshots.inc b/api-ref/source/v3/volumes-v3-snapshots.inc
index c9ed2ba9310..4563724384d 100644
--- a/api-ref/source/v3/volumes-v3-snapshots.inc
+++ b/api-ref/source/v3/volumes-v3-snapshots.inc
@@ -92,7 +92,7 @@ Response Parameters
 Response Example
 ----------------
 
-.. literalinclude:: ./samples/snapshots-list-detailed-response.json
+.. literalinclude:: ./samples/snapshots/snapshots-list-detailed-response.json
    :language: javascript
 
 
@@ -128,7 +128,7 @@ Request
 Request Example
 ---------------
 
-.. literalinclude:: ./samples/snapshot-create-request.json
+.. literalinclude:: ./samples/snapshots/snapshot-create-request.json
    :language: javascript
 
 Response Parameters
@@ -151,7 +151,7 @@ Response Parameters
 Response Example
 ----------------
 
-.. literalinclude:: ./samples/snapshot-create-response.json
+.. literalinclude:: ./samples/snapshots/snapshot-create-response.json
    :language: javascript
 
 
@@ -211,7 +211,7 @@ Response Parameters
 Response Example
 ----------------
 
-.. literalinclude:: ./samples/snapshots-list-response.json
+.. literalinclude:: ./samples/snapshots/snapshots-list-response.json
    :language: javascript
 
 
@@ -249,7 +249,7 @@ Response Parameters
 Response Example
 ----------------
 
-.. literalinclude:: ./samples/snapshot-metadata-show-response.json
+.. literalinclude:: ./samples/snapshots/snapshot-metadata-show-response.json
    :language: javascript
 
 
@@ -283,7 +283,7 @@ Request
 Request Example
 ---------------
 
-.. literalinclude:: ./samples/snapshot-metadata-create-request.json
+.. literalinclude:: ./samples/snapshots/snapshot-metadata-create-request.json
    :language: javascript
 
 Response Parameters
@@ -296,7 +296,7 @@ Response Parameters
 Response Example
 ----------------
 
-.. literalinclude:: ./samples/snapshot-metadata-create-response.json
+.. literalinclude:: ./samples/snapshots/snapshot-metadata-create-response.json
    :language: javascript
 
 Update a snapshot's metadata
@@ -326,7 +326,7 @@ Request
 Request Example
 ---------------
 
-.. literalinclude:: ./samples/snapshot-metadata-update-request.json
+.. literalinclude:: ./samples/snapshots/snapshot-metadata-update-request.json
    :language: javascript
 
 
@@ -340,7 +340,7 @@ Response Parameters
 Response Example
 ----------------
 
-.. literalinclude:: ./samples/snapshot-metadata-update-response.json
+.. literalinclude:: ./samples/snapshots/snapshot-metadata-update-response.json
    :language: javascript
 
 
@@ -390,7 +390,7 @@ Response Parameters
 Response Example
 ----------------
 
-.. literalinclude:: ./samples/snapshot-show-response.json
+.. literalinclude:: ./samples/snapshots/snapshot-show-response.json
    :language: javascript
 
 
@@ -423,7 +423,7 @@ Request
 Request Example
 ---------------
 
-.. literalinclude:: ./samples/snapshot-update-request.json
+.. literalinclude:: ./samples/snapshots/snapshot-update-request.json
    :language: javascript
 
 
@@ -447,7 +447,7 @@ Response Parameters
 Response Example
 ----------------
 
-.. literalinclude:: ./samples/snapshot-update-response.json
+.. literalinclude:: ./samples/snapshots/snapshot-update-response.json
    :language: javascript
 
 
@@ -520,7 +520,7 @@ Response Parameters
 Response Example
 ----------------
 
-.. literalinclude:: ./samples/snapshot-metadata-show-key-response.json
+.. literalinclude:: ./samples/snapshots/snapshot-metadata-show-key-response.json
    :language: javascript
 
 
@@ -578,7 +578,7 @@ Request
 Request Example
 ---------------
 
-.. literalinclude:: ./samples/snapshot-metadata-update-key-request.json
+.. literalinclude:: ./samples/snapshots/snapshot-metadata-update-key-request.json
    :language: javascript
 
 Response Parameters
@@ -591,5 +591,5 @@ Response Parameters
 Response Example
 ----------------
 
-.. literalinclude:: ./samples/snapshot-metadata-update-key-response.json
+.. literalinclude:: ./samples/snapshots/snapshot-metadata-update-key-response.json
    :language: javascript
diff --git a/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshot-create-request.json.tpl b/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshot-create-request.json.tpl
new file mode 100644
index 00000000000..cde4bc09d1a
--- /dev/null
+++ b/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshot-create-request.json.tpl
@@ -0,0 +1,11 @@
+{
+    "snapshot": {
+        "name": "snap-001",
+        "description": "Daily backup",
+        "volume_id": "%(volume_id)s",
+        "force": true,
+        "metadata": {
+            "key": "v3"
+        }
+    }
+}
diff --git a/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshot-create-response.json.tpl b/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshot-create-response.json.tpl
new file mode 100644
index 00000000000..7945270c852
--- /dev/null
+++ b/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshot-create-response.json.tpl
@@ -0,0 +1,15 @@
+{
+    "snapshot": {
+        "created_at": "%(strtime)s",
+        "description": "Daily backup",
+        "id": "%(uuid)s",
+        "metadata": {
+            "key": "v3"
+        },
+        "name": "snap-001",
+        "size": 10,
+        "status": "creating",
+        "updated_at": null,
+        "volume_id": "%(uuid)s"
+    }
+}
\ No newline at end of file
diff --git a/api-ref/source/v3/samples/snapshot-metadata-update-request.json b/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshot-metadata-create-request.json.tpl
similarity index 54%
rename from api-ref/source/v3/samples/snapshot-metadata-update-request.json
rename to cinder/tests/functional/api_sample_tests/samples/snapshots/snapshot-metadata-create-request.json.tpl
index 4373b0018da..52d700c0bf2 100644
--- a/api-ref/source/v3/samples/snapshot-metadata-update-request.json
+++ b/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshot-metadata-create-request.json.tpl
@@ -1,5 +1,5 @@
 {
     "metadata": {
-        "key": "v2"
+        "key": "value"
     }
 }
diff --git a/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshot-metadata-create-response.json.tpl b/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshot-metadata-create-response.json.tpl
new file mode 100644
index 00000000000..2c39c723473
--- /dev/null
+++ b/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshot-metadata-create-response.json.tpl
@@ -0,0 +1,5 @@
+{
+    "metadata": {
+        "key": "value"
+    }
+}
\ No newline at end of file
diff --git a/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshot-metadata-show-key-response.json.tpl b/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshot-metadata-show-key-response.json.tpl
new file mode 100644
index 00000000000..8c562e2a4fb
--- /dev/null
+++ b/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshot-metadata-show-key-response.json.tpl
@@ -0,0 +1,5 @@
+{
+    "meta": {
+        "key": "v3"
+    }
+}
\ No newline at end of file
diff --git a/api-ref/source/v3/samples/snapshot-metadata-update-response.json b/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshot-metadata-show-response.json.tpl
similarity index 54%
rename from api-ref/source/v3/samples/snapshot-metadata-update-response.json
rename to cinder/tests/functional/api_sample_tests/samples/snapshots/snapshot-metadata-show-response.json.tpl
index 4373b0018da..9420904896c 100644
--- a/api-ref/source/v3/samples/snapshot-metadata-update-response.json
+++ b/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshot-metadata-show-response.json.tpl
@@ -1,5 +1,5 @@
 {
     "metadata": {
-        "key": "v2"
+        "key": "v3"
     }
-}
+}
\ No newline at end of file
diff --git a/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshot-metadata-update-key-request.json.tpl b/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshot-metadata-update-key-request.json.tpl
new file mode 100644
index 00000000000..42487ae76d4
--- /dev/null
+++ b/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshot-metadata-update-key-request.json.tpl
@@ -0,0 +1,5 @@
+{
+  "meta": {
+    "key": "new_value"
+  }
+}
diff --git a/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshot-metadata-update-key-response.json.tpl b/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshot-metadata-update-key-response.json.tpl
new file mode 100644
index 00000000000..9020089152f
--- /dev/null
+++ b/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshot-metadata-update-key-response.json.tpl
@@ -0,0 +1,5 @@
+{
+    "meta": {
+        "key": "new_value"
+    }
+}
\ No newline at end of file
diff --git a/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshot-metadata-update-request.json.tpl b/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshot-metadata-update-request.json.tpl
new file mode 100644
index 00000000000..c31d0208636
--- /dev/null
+++ b/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshot-metadata-update-request.json.tpl
@@ -0,0 +1,5 @@
+{
+    "metadata": {
+        "new_key": "new_value"
+    }
+}
diff --git a/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshot-metadata-update-response.json.tpl b/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshot-metadata-update-response.json.tpl
new file mode 100644
index 00000000000..f6363cbfc1f
--- /dev/null
+++ b/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshot-metadata-update-response.json.tpl
@@ -0,0 +1,5 @@
+{
+    "metadata": {
+        "new_key": "new_value"
+    }
+}
\ No newline at end of file
diff --git a/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshot-show-response.json.tpl b/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshot-show-response.json.tpl
new file mode 100644
index 00000000000..2870829791f
--- /dev/null
+++ b/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshot-show-response.json.tpl
@@ -0,0 +1,17 @@
+{
+    "snapshot": {
+        "created_at": "%(strtime)s",
+        "description": "Daily backup",
+        "id": "%(uuid)s",
+        "metadata": {
+            "key": "v3"
+        },
+        "name": "snap-001",
+        "os-extended-snapshot-attributes:progress": "0%",
+        "os-extended-snapshot-attributes:project_id": "%(uuid)s",
+        "size": 10,
+        "status": "creating",
+        "updated_at": null,
+        "volume_id": "%(uuid)s"
+    }
+}
\ No newline at end of file
diff --git a/api-ref/source/v3/samples/snapshot-update-request.json b/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshot-update-request.json.tpl
similarity index 100%
rename from api-ref/source/v3/samples/snapshot-update-request.json
rename to cinder/tests/functional/api_sample_tests/samples/snapshots/snapshot-update-request.json.tpl
diff --git a/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshot-update-response.json.tpl b/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshot-update-response.json.tpl
new file mode 100644
index 00000000000..dd56f6da3d7
--- /dev/null
+++ b/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshot-update-response.json.tpl
@@ -0,0 +1,15 @@
+{
+    "snapshot": {
+        "created_at": "%(strtime)s",
+        "description": "This is yet, another snapshot.",
+        "id": "%(uuid)s",
+        "metadata": {
+            "key": "v3"
+        },
+        "name": "snap-002",
+        "size": 10,
+        "status": "creating",
+        "updated_at": null,
+        "volume_id": "%(uuid)s"
+    }
+}
\ No newline at end of file
diff --git a/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshots-list-detailed-response.json.tpl b/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshots-list-detailed-response.json.tpl
new file mode 100644
index 00000000000..fa0c34cf2df
--- /dev/null
+++ b/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshots-list-detailed-response.json.tpl
@@ -0,0 +1,19 @@
+{
+    "snapshots": [
+        {
+            "created_at": "%(strtime)s",
+            "description": "Daily backup",
+            "id": "%(uuid)s",
+            "metadata": {
+                "key": "v3"
+            },
+            "name": "snap-001",
+            "os-extended-snapshot-attributes:progress": "0%",
+            "os-extended-snapshot-attributes:project_id": "%(uuid)s",
+            "size": 10,
+            "status": "creating",
+            "updated_at": null,
+            "volume_id": "%(uuid)s"
+        }
+    ]
+}
\ No newline at end of file
diff --git a/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshots-list-response.json.tpl b/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshots-list-response.json.tpl
new file mode 100644
index 00000000000..0655482fea6
--- /dev/null
+++ b/cinder/tests/functional/api_sample_tests/samples/snapshots/snapshots-list-response.json.tpl
@@ -0,0 +1,17 @@
+{
+    "snapshots": [
+        {
+            "created_at": "%(strtime)s",
+            "description": "Daily backup",
+            "id": "%(uuid)s",
+            "metadata": {
+                "key": "v3"
+            },
+            "name": "snap-001",
+            "size": 10,
+            "status": "creating",
+            "updated_at": null,
+            "volume_id": "%(uuid)s"
+        }
+    ]
+}
\ No newline at end of file
diff --git a/cinder/tests/functional/api_sample_tests/test_snapshots.py b/cinder/tests/functional/api_sample_tests/test_snapshots.py
new file mode 100644
index 00000000000..4306c001bc8
--- /dev/null
+++ b/cinder/tests/functional/api_sample_tests/test_snapshots.py
@@ -0,0 +1,105 @@
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from oslo_serialization import jsonutils
+
+from cinder.tests.functional.api_sample_tests import test_volumes
+
+
+class VolumeSnapshotsSampleJsonTest(test_volumes.VolumesSampleBase):
+    sample_dir = "snapshots"
+
+    def setUp(self):
+        super(VolumeSnapshotsSampleJsonTest, self).setUp()
+        res = self._create_volume()
+        res = jsonutils.loads(res.content)['volume']
+        self._poll_volume_while(res['id'], ['creating'])
+        self.subs = {
+            "volume_id": res['id']
+        }
+        self.response = self._create_snapshot(self.subs)
+
+    def _create_snapshot(self, subs=None):
+        response = self._do_post('snapshots',
+                                 'snapshot-create-request',
+                                 subs)
+        return response
+
+    def test_snapshot_list_detail(self):
+
+        response = self._do_get('snapshots/detail')
+        self._verify_response('snapshots-list-detailed-response',
+                              {}, response, 200)
+
+    def test_snapshot_create(self):
+
+        self._verify_response('snapshot-create-response',
+                              {}, self.response, 202)
+
+    def test_snapshot_list(self):
+
+        response = self._do_get('snapshots')
+        self._verify_response('snapshots-list-response',
+                              {}, response, 200)
+
+    def test_snapshot_metadata_show(self):
+
+        res = jsonutils.loads(self.response.content)['snapshot']
+        response = self._do_get('snapshots/%s/metadata' % res['id'])
+        self._verify_response('snapshot-metadata-show-response',
+                              {}, response, 200)
+
+    def test_snapshot_metadata_create(self):
+
+        res = jsonutils.loads(self.response.content)['snapshot']
+        response = self._do_post('snapshots/%s/metadata' % res['id'],
+                                 'snapshot-metadata-create-request')
+        self._verify_response('snapshot-metadata-create-response',
+                              {}, response, 200)
+
+    def test_snapshot_metadata_update(self):
+
+        res = jsonutils.loads(self.response.content)['snapshot']
+        response = self._do_put('snapshots/%s/metadata' % res['id'],
+                                'snapshot-metadata-update-request')
+        self._verify_response('snapshot-metadata-update-response',
+                              {}, response, 200)
+
+    def test_snapshot_show(self):
+
+        res = jsonutils.loads(self.response.content)['snapshot']
+        response = self._do_get('snapshots/%s' % res['id'])
+        self._verify_response('snapshot-show-response',
+                              {}, response, 200)
+
+    def test_snapshot_update(self):
+
+        res = jsonutils.loads(self.response.content)['snapshot']
+        response = self._do_put('snapshots/%s' % res['id'],
+                                'snapshot-update-request')
+        self._verify_response('snapshot-update-response',
+                              {}, response, 200)
+
+    def test_snapshot_metadata_show_specific_key(self):
+
+        res = jsonutils.loads(self.response.content)['snapshot']
+        response = self._do_get('snapshots/%s/metadata/key' % res['id'])
+        self._verify_response('snapshot-metadata-show-key-response',
+                              {}, response, 200)
+
+    def test_snapshot_metadata_update_specific_key(self):
+
+        res = jsonutils.loads(self.response.content)['snapshot']
+        response = self._do_put('snapshots/%s/metadata/key' % res['id'],
+                                'snapshot-metadata-update-key-request')
+        self._verify_response('snapshot-metadata-update-key-response',
+                              {}, response, 200)
diff --git a/cinder/tests/functional/api_samples_test_base.py b/cinder/tests/functional/api_samples_test_base.py
index fed4aa32f61..6d72d581d17 100644
--- a/cinder/tests/functional/api_samples_test_base.py
+++ b/cinder/tests/functional/api_samples_test_base.py
@@ -244,7 +244,7 @@ class ApiSampleTestBase(functional_helpers._FunctionalTestBase):
                 {'expected': expected, 'result_str': result_str,
                  'result': result})
         try:
-            matched_value = match.group('id')
+            matched_value = match.group()
         except IndexError:
             if match.groups():
                 matched_value = match.groups()[0]
@@ -270,8 +270,17 @@ class ApiSampleTestBase(functional_helpers._FunctionalTestBase):
                 expected, result, result_str, matched_value)
         # template string
         elif isinstance(expected, six.string_types) and '%' in expected:
-            matched_value = self._compare_template(
-                expected, result, result_str, matched_value)
+            if expected[-1] == '%':
+                if result != expected:
+                    raise NoMatch(
+                        'Values do not match:\n'
+                        'Template: %(expected)s\n%(result_str)s: '
+                        '%(result)s' % {'expected': expected,
+                                        'result_str': result_str,
+                                        'result': result})
+            else:
+                matched_value = self._compare_template(
+                    expected, result, result_str, matched_value)
         # string
         elif isinstance(expected, six.string_types):