SERVER-14738 Correctly determine if update w/ text index is in-place

(backport of 1f00ffcd22e671f5adeece53c68b5e462ba01ec0)

1 files changed, 25 insertions, 0 deletions

diff --git a/src/mongo/db/index_set_test.cpp b/src/mongo/db/index_set_test.cpp
index 28a1d9fe68e..19835fd7fa4 100644
--- a/src/mongo/db/index_set_test.cpp
+++ b/src/mongo/db/index_set_test.cpp
@@ -31,12 +31,37 @@ namespace mongo {
 
         ASSERT_FALSE( a.mightBeIndexed( "b" ) );
         ASSERT_FALSE( a.mightBeIndexed( "a.c" ) );
+
+        a.clear();
+        ASSERT_FALSE( a.mightBeIndexed( "a.b" ) );
     }
 
     TEST( IndexPathSetTest, Simple2 ) {
         IndexPathSet a;
         a.addPath( "ab" );
         ASSERT_FALSE( a.mightBeIndexed( "a" ) );
+        a.clear();
+        ASSERT_FALSE( a.mightBeIndexed( "ab" ) );
+    }
+
+    TEST( IndexPathSetTest, AllPathsIndexed1 ) {
+        IndexPathSet a;
+        a.allPathsIndexed();
+        ASSERT_TRUE( a.mightBeIndexed( "a" ) );
+        a.clear();
+        ASSERT_FALSE( a.mightBeIndexed( "a" ) );
+    }
+
+    TEST( IndexPathSetTest, AllPathsIndexed2 ) {
+        IndexPathSet a;
+        a.allPathsIndexed();
+        ASSERT_TRUE( a.mightBeIndexed( "a" ) );
+        ASSERT_TRUE( a.mightBeIndexed( "" ) );
+        a.addPath( "a" );
+        ASSERT_TRUE( a.mightBeIndexed( "a" ) );
+        ASSERT_TRUE( a.mightBeIndexed( "b" ) );
+        a.clear();
+        ASSERT_FALSE( a.mightBeIndexed( "a" ) );
     }