From 03f68398e618cecdcd3a9f8c919cad1cbba097da Mon Sep 17 00:00:00 2001
From: Louis Chatriot <louis.chatriot@gmail.com>
Date: Sat, 7 Dec 2013 22:19:55 -0800
Subject: [PATCH] Can remove an index

---
 lib/persistence.js |  2 ++
 test/db.test.js    | 24 +++++++++++++++++++++---
 2 files changed, 23 insertions(+), 3 deletions(-)

diff --git a/lib/persistence.js b/lib/persistence.js
index 147f65f..4f28f9d 100644
--- a/lib/persistence.js
+++ b/lib/persistence.js
@@ -217,6 +217,8 @@ Persistence.treatRawData = function (rawData) {
         }
       } else if (doc.$$indexCreated && doc.$$indexCreated.fieldName != undefined) {
         indexes[doc.$$indexCreated.fieldName] = doc.$$indexCreated;
+      } else if (typeof doc.$$indexRemoved === "string") {
+        delete indexes[doc.$$indexRemoved];
       }
     } catch (e) {
     }
diff --git a/test/db.test.js b/test/db.test.js
index 5667d17..a346b2a 100644
--- a/test/db.test.js
+++ b/test/db.test.js
@@ -1291,7 +1291,7 @@ describe('Database', function () {
 
   describe('Using indexes', function () {
 
-    describe('ensureIndex and index initialization in database loading', function () {
+    describe.only('ensureIndex and index initialization in database loading', function () {
 
       it('ensureIndex can be called right after a loadDatabase and be initialized and filled correctly', function (done) {
         var now = new Date()
@@ -1523,9 +1523,27 @@ describe('Database', function () {
           });
         });
       });
+      
+      it('Can remove an index', function (done) {
+        d.ensureIndex({ fieldName: 'e' }, function (err) {
+          assert.isNull(err);
+          
+          Object.keys(d.indexes).length.should.equal(2);
+          assert.isNotNull(d.indexes.e);
+          
+          d.removeIndex("e", function (err) {
+            assert.isNull(err);
+            Object.keys(d.indexes).length.should.equal(1);
+            assert.isUndefined(d.indexes.e); 
+ 
+            done();
+          });
+        });
+      });
 
     });   // ==== End of 'ensureIndex and index initialization in database loading' ==== //
 
+    
     describe('Indexing newly inserted documents', function () {
 
       it('Newly inserted documents are indexed', function (done) {
@@ -2006,10 +2024,10 @@ describe('Database', function () {
         });
       });
 
-    });   // ==== End of 'Removing indexes upon document update' ==== //
+    });   // ==== End of 'Updating indexes upon document remove' ==== //
     
     
-    describe.only('Persisting indexes', function () {
+    describe.skip('Persisting indexes', function () {
     
       it('Indexes are persisted to a separate file and recreated upon reload', function (done) {
         var persDb = "workspace/persistIndexes.db"