COUCHDB-161 - support Range header for attachments.

Attachments are upgraded to support the Range header on compaction.

git-svn-id: https://svn.apache.org/repos/asf/couchdb/trunk@986629 13f79535-47bb-0310-9956-ffa450edef68

2 files changed, 109 insertions, 0 deletions

diff --git a/share/www/script/couch_tests.js b/share/www/script/couch_tests.js
index c048521c..0b8f9288 100644
--- a/share/www/script/couch_tests.js
+++ b/share/www/script/couch_tests.js
@@ -36,6 +36,7 @@ loadTest("attachments.js");
 loadTest("attachments_multipart.js");
 loadTest("attachment_names.js");
 loadTest("attachment_paths.js");
+loadTest("attachment_ranges.js");
 loadTest("attachment_views.js");
 loadTest("auth_cache.js");
 loadTest("batch_save.js");
diff --git a/share/www/script/test/attachment_ranges.js b/share/www/script/test/attachment_ranges.js
new file mode 100644
index 00000000..65c1f475
--- /dev/null
+++ b/share/www/script/test/attachment_ranges.js
@@ -0,0 +1,108 @@
+// 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.
+couchTests.attachment_ranges = function(debug) {
+    var db = new CouchDB("test_suite_db", {
+        "X-Couch-Full-Commit": "false"
+    });
+    db.deleteDb();
+    db.createDb();
+
+    if (debug) debugger;
+
+    var binAttDoc = {
+        _id: "bin_doc",
+        _attachments: {
+            "foo.txt": {
+                content_type: "application/octet-stream",
+                data: "VGhpcyBpcyBhIGJhc2U2NCBlbmNvZGVkIHRleHQ="
+            }
+        }
+    }
+
+    var save_response = db.save(binAttDoc);
+    T(save_response.ok);
+
+    // Fetching the whole entity is a 206.
+    var xhr = CouchDB.request("GET", "/test_suite_db/bin_doc/foo.txt", {
+        headers: {
+            "Range": "bytes=0-28"
+        }
+    });
+    TEquals(206, xhr.status);
+    TEquals("This is a base64 encoded text", xhr.responseText);
+    TEquals("bytes 0-28/29", xhr.getResponseHeader("Content-Range"));
+    TEquals("29", xhr.getResponseHeader("Content-Length"));
+
+    // Fetch the whole entity without an end offset is a 200.
+    var xhr = CouchDB.request("GET", "/test_suite_db/bin_doc/foo.txt", {
+        headers: {
+            "Range": "bytes=0-"
+        }
+    });
+    TEquals(200, xhr.status);
+    TEquals("This is a base64 encoded text", xhr.responseText);
+    TEquals("29", xhr.getResponseHeader("Content-Length"));
+
+    // Fetch the end of an entity without an end offset is a 206.
+    var xhr = CouchDB.request("GET", "/test_suite_db/bin_doc/foo.txt", {
+        headers: {
+            "Range": "bytes=2-"
+        }
+    });
+    TEquals(206, xhr.status);
+    TEquals("is is a base64 encoded text", xhr.responseText);
+    TEquals("bytes 2-28/29", xhr.getResponseHeader("Content-Range"));
+    TEquals("27", xhr.getResponseHeader("Content-Length"));
+
+    // Fetch past the end of the entity is a 416
+    var xhr = CouchDB.request("GET", "/test_suite_db/bin_doc/foo.txt", {
+        headers: {
+            "Range": "bytes=0-29"
+        }
+    });
+    TEquals(416, xhr.status);
+
+    // Fetch first part of entity is a 206
+    var xhr = CouchDB.request("GET", "/test_suite_db/bin_doc/foo.txt", {
+        headers: {
+            "Range": "bytes=0-3"
+        }
+    });
+    TEquals(206, xhr.status);
+    TEquals("This", xhr.responseText);
+    TEquals("4", xhr.getResponseHeader("Content-Length"));
+    TEquals("bytes 0-3/29", xhr.getResponseHeader("Content-Range"));
+
+    // Fetch middle of entity is also a 206
+    var xhr = CouchDB.request("GET", "/test_suite_db/bin_doc/foo.txt", {
+        headers: {
+            "Range": "bytes=10-15"
+        }
+    });
+    TEquals(206, xhr.status);
+    TEquals("base64", xhr.responseText);
+    TEquals("6", xhr.getResponseHeader("Content-Length"));
+    TEquals("bytes 10-15/29", xhr.getResponseHeader("Content-Range"));
+
+    // Fetch end of entity is also a 206
+    var xhr = CouchDB.request("GET", "/test_suite_db/bin_doc/foo.txt", {
+        headers: {
+            "Range": "bytes=-3"
+        }
+    });
+    TEquals(206, xhr.status);
+    TEquals("text", xhr.responseText);
+    TEquals("4", xhr.getResponseHeader("Content-Length"));
+    TEquals("bytes 25-28/29", xhr.getResponseHeader("Content-Range"));
+
+
+};