Bug

- Fixed bug that caused dependencies to be sorted by UUID, although
  they are shown as IDs.
- Updated unit test to accomodate new comma-less formatting of
  dependencies.

src/sort.cpp

@@ -25,6 +25,7 @@
 //
 ////////////////////////////////////////////////////////////////////////////////
 
+#include <iostream> // TODO Remove
 #include <algorithm>
 #include <vector>
 #include <string>
@@ -99,9 +100,37 @@ static bool sort_compare (int left, int right)
       return left_number > right_number;
     }
 
+    // Depends string.
+    else if (field == "depends")
+    {
+      // Raw data is a comma-separated list of uuids
+      left_string  = (*global_data)[left].get  (field);
+      right_string = (*global_data)[right].get (field);
+
+      if (left_string == right_string)
+        continue;
+
+      if (left_string == "" && right_string != "")
+        return ascending;
+
+      if (left_string != "" && right_string == "")
+        return !ascending;
+
+      // Sort on the first dependency.
+      left_number  = context.tdb.id (left_string.substr (0, 36));
+      right_number = context.tdb.id (right_string.substr (0, 36));
+
+      if (left_number == right_number)
+        continue;
+
+      if (ascending)
+        return left_number < right_number;
+
+      return left_number > right_number;
+    }
+
     // String.
     else if (field == "description" ||
-             field == "depends"     ||
              field == "project"     ||
              field == "status"      ||
              field == "tags"        ||