diff --git a/chrome/content/zotero/xpcom/data/search.js b/chrome/content/zotero/xpcom/data/search.js
index 91a28cb48..5443f078c 100644
--- a/chrome/content/zotero/xpcom/data/search.js
+++ b/chrome/content/zotero/xpcom/data/search.js
@@ -603,7 +603,7 @@ Zotero.Search.prototype.search = Zotero.Promise.coroutine(function* (asTempTable
 			sql += ")";
 			
 			var res = yield Zotero.DB.valueQueryAsync(sql, this._sqlParams);
-			var ids = res ? res.split(",") : [];
+			var ids = res ? res.split(",").map(id => parseInt(id)) : [];
 			/*
 			// DEBUG: Should this be here?
 			//
@@ -653,7 +653,7 @@ Zotero.Search.prototype.search = Zotero.Promise.coroutine(function* (asTempTable
 						var sql = "SELECT GROUP_CONCAT(itemID) FROM items WHERE "
 							+ "itemID NOT IN (SELECT itemID FROM " + tmpTable + ")";
 						var res = yield Zotero.DB.valueQueryAsync(sql);
-						var scopeIDs = res ? res.split(",") : [];
+						var scopeIDs = res ? res.split(",").map(id => parseInt(id)) : [];
 					}
 					// If an ALL search, scan only items from the main search
 					else {
@@ -701,7 +701,7 @@ Zotero.Search.prototype.search = Zotero.Promise.coroutine(function* (asTempTable
 					if (joinMode == 'all' && !hasQuicksearch) {
 						var hash = {};
 						for (let i=0; i<fulltextWordIDs.length; i++) {
-							hash[fulltextWordIDs[i].id] = true;
+							hash[fulltextWordIDs[i]] = true;
 						}
 						
 						if (ids) {
@@ -791,15 +791,12 @@ Zotero.Search.prototype.search = Zotero.Promise.coroutine(function* (asTempTable
 			
 			sql = "SELECT GROUP_CONCAT(itemID) FROM items WHERE itemID IN (" + sql + ")";
 			var res = yield Zotero.DB.valueQueryAsync(sql);
-			var parentChildIDs = res ? res.split(",") : [];
+			var parentChildIDs = res ? res.split(",").map(id => parseInt(id)) : [];
 			
 			// Add parents and children to main ids
-			if (parentChildIDs) {
-				for (var i=0; i<parentChildIDs.length; i++) {
-					var id = parentChildIDs[i];
-					if (ids.indexOf(id) == -1) {
-						ids.push(id);
-					}
+			for (let id of parentChildIDs) {
+				if (!ids.includes(id)) {
+					ids.push(id);
 				}
 			}
 		}
diff --git a/test/tests/searchTest.js b/test/tests/searchTest.js
index 38d5ef1c7..030210782 100644
--- a/test/tests/searchTest.js
+++ b/test/tests/searchTest.js
@@ -14,11 +14,7 @@ describe("Zotero.Search", function() {
 			var s = new Zotero.Search;
 			s.name = "Test";
 			s.addCondition('title', 'is', 'test');
-			Zotero.debug("BEFORE SAVING");
-			Zotero.debug(s._conditions);
 			var id = yield s.saveTx();
-			Zotero.debug("DONE SAVING");
-			Zotero.debug(s._conditions);
 			assert.typeOf(id, 'number');
 			
 			// Check saved search
@@ -27,7 +23,6 @@ describe("Zotero.Search", function() {
 			assert.instanceOf(s, Zotero.Search);
 			assert.equal(s.libraryID, Zotero.Libraries.userLibraryID);
 			assert.equal(s.name, "Test");
-			Zotero.debug("GETTING CONDITIONS");
 			var conditions = s.getConditions();
 			assert.lengthOf(Object.keys(conditions), 1);
 			assert.property(conditions, "0");
@@ -106,6 +101,28 @@ describe("Zotero.Search", function() {
 		});
 		
 		describe("Conditions", function () {
+			describe("attachmentContent", function () {
+				it("should find text in HTML files", function* () {
+					var s = new Zotero.Search();
+					s.libraryID = foobarItem.libraryID;
+					s.addCondition('fulltextContent', 'contains', 'foo bar');
+					var matches = yield s.search();
+					assert.sameMembers(matches, [foobarItem.id]);
+				});
+				
+				it("should work in subsearch", function* () {
+					var s = new Zotero.Search();
+					s.libraryID = foobarItem.libraryID;
+					s.addCondition('fulltextContent', 'contains', 'foo bar');
+					
+					var s2 = new Zotero.Search();
+					s2.setScope(s);
+					s2.addCondition('title', 'contains', 'foobar');
+					var matches = yield s2.search();
+					assert.sameMembers(matches, [foobarItem.id]);
+				});
+			});
+			
 			describe("collection", function () {
 				it("should find item in collection", function* () {
 					var col = yield createDataObject('collection');