diff --git a/src/test/objectstore/test_bluestore_types.cc b/src/test/objectstore/test_bluestore_types.cc
index 306b8c2c517..8f39ecbfd87 100644
--- a/src/test/objectstore/test_bluestore_types.cc
+++ b/src/test/objectstore/test_bluestore_types.cc
@@ -338,13 +338,13 @@ TEST(Blob, put_ref)
     cout << b << std::endl;
     PExtentVector r;
 
-    b.put_ref(&coll, 0, 0x1200, &r);
+    ASSERT_FALSE(b.put_ref(&coll, 0, 0x1200, &r));
     ASSERT_EQ(0x4200u, b.get_referenced_bytes());
     cout << " r " << r << std::endl;
     cout << b << std::endl;
 
     r.clear();
-    b.put_ref(&coll, 0xae00, 0x4200, &r);
+    ASSERT_TRUE(b.put_ref(&coll, 0xae00, 0x4200, &r));
     ASSERT_EQ(0u, b.get_referenced_bytes());
     cout << " r " << r << std::endl;
     cout << b << std::endl;
@@ -366,7 +366,7 @@ TEST(Blob, put_ref)
     B.get_ref(coll.get(), 0, mas*2);
     ASSERT_EQ(mas * 2, B.get_referenced_bytes());
     ASSERT_TRUE(b.is_allocated(0, mas*2));
-    B.put_ref(coll.get(), 0, mas*2, &r);
+    ASSERT_TRUE(B.put_ref(coll.get(), 0, mas*2, &r));
     ASSERT_EQ(0u, B.get_referenced_bytes());
     cout << "r " << r << " " << b << std::endl;
     ASSERT_EQ(1u, r.size());
@@ -387,12 +387,12 @@ TEST(Blob, put_ref)
     b.allocated_test(bluestore_pextent_t(123, mas * 2));
     B.get_ref(coll.get(), 0, mas*2);
     ASSERT_EQ(mas * 2, B.get_referenced_bytes());
-    B.put_ref(coll.get(), 0, mas, &r);
+    ASSERT_FALSE(B.put_ref(coll.get(), 0, mas, &r));
     ASSERT_EQ(mas, B.get_referenced_bytes());
     cout << "r " << r << " " << b << std::endl;
     ASSERT_EQ(0u, r.size());
     ASSERT_TRUE(b.is_allocated(0, mas*2));
-    B.put_ref(coll.get(), mas, mas, &r);
+    ASSERT_TRUE(B.put_ref(coll.get(), mas, mas, &r));
     ASSERT_EQ(0u, B.get_referenced_bytes());
     ASSERT_EQ(0u, B.get_referenced_bytes());
     cout << "r " << r << " " << b << std::endl;
@@ -415,19 +415,19 @@ TEST(Blob, put_ref)
     b.allocated_test(bluestore_pextent_t(4, mas));
     B.get_ref(coll.get(), 0, mas*4);
     ASSERT_EQ(mas * 4, B.get_referenced_bytes());
-    B.put_ref(coll.get(), mas, mas, &r);
+    ASSERT_FALSE(B.put_ref(coll.get(), mas, mas, &r));
     ASSERT_EQ(mas * 3, B.get_referenced_bytes());
     cout << "r " << r << " " << b << std::endl;
     ASSERT_EQ(0u, r.size());
     ASSERT_TRUE(b.is_allocated(0, mas*4));
     ASSERT_TRUE(b.is_allocated(mas, mas));
-    B.put_ref(coll.get(), mas*2, mas, &r);
+    ASSERT_FALSE(B.put_ref(coll.get(), mas*2, mas, &r));
     ASSERT_EQ(mas * 2, B.get_referenced_bytes());
     cout << "r " << r << " " << b << std::endl;
     ASSERT_EQ(0u, r.size());
     ASSERT_TRUE(b.is_allocated(mas*2, mas));
     ASSERT_TRUE(b.is_allocated(0, mas*4));
-    B.put_ref(coll.get(), mas*3, mas, &r);
+    ASSERT_FALSE(B.put_ref(coll.get(), mas*3, mas, &r));
     ASSERT_EQ(mas, B.get_referenced_bytes());
     cout << "r " << r << " " << b << std::endl;
     ASSERT_EQ(2u, r.size());
@@ -456,17 +456,17 @@ TEST(Blob, put_ref)
     b.allocated_test(bluestore_pextent_t(6, mas));
     B.get_ref(coll.get(), 0, mas*6);
     ASSERT_EQ(mas * 6, B.get_referenced_bytes());
-    B.put_ref(coll.get(), mas, mas, &r);
+    ASSERT_FALSE(B.put_ref(coll.get(), mas, mas, &r));
     ASSERT_EQ(mas * 5, B.get_referenced_bytes());
     cout << "r " << r << " " << b << std::endl;
     ASSERT_EQ(0u, r.size());
     ASSERT_TRUE(b.is_allocated(0, mas*6));
-    B.put_ref(coll.get(), mas*2, mas, &r);
+    ASSERT_FALSE(B.put_ref(coll.get(), mas*2, mas, &r));
     ASSERT_EQ(mas * 4, B.get_referenced_bytes());
     cout << "r " << r << " " << b << std::endl;
     ASSERT_EQ(0u, r.size());
     ASSERT_TRUE(b.is_allocated(0, mas*6));
-    B.put_ref(coll.get(), mas*3, mas, &r);
+    ASSERT_FALSE(B.put_ref(coll.get(), mas*3, mas, &r));
     ASSERT_EQ(mas * 3, B.get_referenced_bytes());
     cout << "r " << r << " " << b << std::endl;
     ASSERT_EQ(2u, r.size());
@@ -493,17 +493,17 @@ TEST(Blob, put_ref)
     b.allocated_test(bluestore_pextent_t(1, mas * 6));
     B.get_ref(coll.get(), 0, mas*6);
     ASSERT_EQ(mas * 6, B.get_referenced_bytes());
-    B.put_ref(coll.get(), mas, mas, &r);
+    ASSERT_FALSE(B.put_ref(coll.get(), mas, mas, &r));
     ASSERT_EQ(mas * 5, B.get_referenced_bytes());
     cout << "r " << r << " " << b << std::endl;
     ASSERT_EQ(0u, r.size());
     ASSERT_TRUE(b.is_allocated(0, mas*6));
-    B.put_ref(coll.get(), mas*2, mas, &r);
+    ASSERT_FALSE(B.put_ref(coll.get(), mas*2, mas, &r));
     ASSERT_EQ(mas * 4, B.get_referenced_bytes());
     cout << "r " << r << " " << b << std::endl;
     ASSERT_EQ(0u, r.size());
     ASSERT_TRUE(b.is_allocated(0, mas*6));
-    B.put_ref(coll.get(), mas*3, mas, &r);
+    ASSERT_FALSE(B.put_ref(coll.get(), mas*3, mas, &r));
     ASSERT_EQ(mas * 3, B.get_referenced_bytes());
     cout << "r " << r << " " << b << std::endl;
     ASSERT_EQ(1u, r.size());
@@ -528,17 +528,17 @@ TEST(Blob, put_ref)
     b.allocated_test(bluestore_pextent_t(3, mas * 4));
     B.get_ref(coll.get(), 0, mas*12);
     ASSERT_EQ(mas * 12, B.get_referenced_bytes());
-    B.put_ref(coll.get(), mas, mas, &r);
+    ASSERT_FALSE(B.put_ref(coll.get(), mas, mas, &r));
     ASSERT_EQ(mas * 11, B.get_referenced_bytes());
     cout << "r " << r << " " << b << std::endl;
     ASSERT_EQ(0u, r.size());
     ASSERT_TRUE(b.is_allocated(0, mas*12));
-    B.put_ref(coll.get(), mas*9, mas, &r);
+    ASSERT_FALSE(B.put_ref(coll.get(), mas*9, mas, &r));
     ASSERT_EQ(mas * 10, B.get_referenced_bytes());
     cout << "r " << r << " " << b << std::endl;
     ASSERT_EQ(0u, r.size());
     ASSERT_TRUE(b.is_allocated(0, mas*12));
-    B.put_ref(coll.get(), mas*2, mas*7, &r);
+    ASSERT_FALSE(B.put_ref(coll.get(), mas*2, mas*7, &r));
     ASSERT_EQ(mas * 3, B.get_referenced_bytes());
     cout << "r " << r << " " << b << std::endl;
     ASSERT_EQ(3u, r.size());
@@ -567,17 +567,17 @@ TEST(Blob, put_ref)
     b.allocated_test(bluestore_pextent_t(3, mas * 4));
     B.get_ref(coll.get(), 0, mas*12);
     ASSERT_EQ(mas * 12, B.get_referenced_bytes());
-    B.put_ref(coll.get(), mas, mas, &r);
+    ASSERT_FALSE(B.put_ref(coll.get(), mas, mas, &r));
     ASSERT_EQ(mas * 11, B.get_referenced_bytes());
     cout << "r " << r << " " << b << std::endl;
     ASSERT_EQ(0u, r.size());
     ASSERT_TRUE(b.is_allocated(0, mas*12));
-    B.put_ref(coll.get(), mas*9, mas, &r);
+    ASSERT_FALSE(B.put_ref(coll.get(), mas*9, mas, &r));
     ASSERT_EQ(mas * 10, B.get_referenced_bytes());
     cout << "r " << r << " " << b << std::endl;
     ASSERT_EQ(0u, r.size());
     ASSERT_TRUE(b.is_allocated(0, mas*12));
-    B.put_ref(coll.get(), mas*2, mas*7, &r);
+    ASSERT_FALSE(B.put_ref(coll.get(), mas*2, mas*7, &r));
     ASSERT_EQ(mas * 3, B.get_referenced_bytes());
     cout << "r " << r << " " << b << std::endl;
     ASSERT_EQ(3u, r.size());
@@ -594,7 +594,7 @@ TEST(Blob, put_ref)
     ASSERT_TRUE(b.get_extents()[0].is_valid());
     ASSERT_FALSE(b.get_extents()[1].is_valid());
     ASSERT_TRUE(b.get_extents()[2].is_valid());
-    B.put_ref(coll.get(), 0, mas, &r);
+    ASSERT_FALSE(B.put_ref(coll.get(), 0, mas, &r));
     ASSERT_EQ(mas * 2, B.get_referenced_bytes());
     cout << "r " << r << " " << b << std::endl;
     ASSERT_EQ(1u, r.size());
@@ -603,7 +603,7 @@ TEST(Blob, put_ref)
     ASSERT_EQ(2u, b.get_extents().size());
     ASSERT_FALSE(b.get_extents()[0].is_valid());
     ASSERT_TRUE(b.get_extents()[1].is_valid());
-    B.put_ref(coll.get(), mas*10, mas*2, &r);
+    ASSERT_TRUE(B.put_ref(coll.get(), mas*10, mas*2, &r));
     ASSERT_EQ(mas * 0, B.get_referenced_bytes());
     cout << "r " << r << " " << b << std::endl;
     ASSERT_EQ(1u, r.size());
@@ -623,17 +623,17 @@ TEST(Blob, put_ref)
     b.allocated_test(bluestore_pextent_t(3, mas * 4));
     B.get_ref(coll.get(), 0, mas*12);
     ASSERT_EQ(mas * 12, B.get_referenced_bytes());
-    B.put_ref(coll.get(), mas, mas, &r);
+    ASSERT_FALSE(B.put_ref(coll.get(), mas, mas, &r));
     ASSERT_EQ(mas * 11, B.get_referenced_bytes());
     cout << "r " << r << " " << b << std::endl;
     ASSERT_EQ(0u, r.size());
     ASSERT_TRUE(b.is_allocated(0, mas*12));
-    B.put_ref(coll.get(), mas*9, mas, &r);
+    ASSERT_FALSE(B.put_ref(coll.get(), mas*9, mas, &r));
     ASSERT_EQ(mas * 10, B.get_referenced_bytes());
     cout << "r " << r << " " << b << std::endl;
     ASSERT_EQ(0u, r.size());
     ASSERT_TRUE(b.is_allocated(0, mas*12));
-    B.put_ref(coll.get(), mas*2, mas*7, &r);
+    ASSERT_FALSE(B.put_ref(coll.get(), mas*2, mas*7, &r));
     ASSERT_EQ(mas * 3, B.get_referenced_bytes());
     cout << "r " << r << " " << b << std::endl;
     ASSERT_EQ(3u, r.size());
@@ -650,7 +650,7 @@ TEST(Blob, put_ref)
     ASSERT_TRUE(b.get_extents()[0].is_valid());
     ASSERT_FALSE(b.get_extents()[1].is_valid());
     ASSERT_TRUE(b.get_extents()[2].is_valid());
-    B.put_ref(coll.get(), mas*10, mas*2, &r);
+    ASSERT_FALSE(B.put_ref(coll.get(), mas*10, mas*2, &r));
     ASSERT_EQ(mas * 1, B.get_referenced_bytes());
     cout << "r " << r << " " << b << std::endl;
     ASSERT_EQ(1u, r.size());
@@ -659,7 +659,7 @@ TEST(Blob, put_ref)
     ASSERT_EQ(2u, b.get_extents().size());
     ASSERT_TRUE(b.get_extents()[0].is_valid());
     ASSERT_FALSE(b.get_extents()[1].is_valid());
-    B.put_ref(coll.get(), 0, mas, &r);
+    ASSERT_TRUE(B.put_ref(coll.get(), 0, mas, &r));
     ASSERT_EQ(mas * 0, B.get_referenced_bytes());
     cout << "r " << r << " " << b << std::endl;
     ASSERT_EQ(1u, r.size());
@@ -677,22 +677,22 @@ TEST(Blob, put_ref)
     b.allocated_test(bluestore_pextent_t(1, mas * 8));
     B.get_ref(coll.get(), 0, mas*8);
     ASSERT_EQ(mas * 8, B.get_referenced_bytes());
-    B.put_ref(coll.get(), 0, mas, &r);
+    ASSERT_FALSE(B.put_ref(coll.get(), 0, mas, &r));
     ASSERT_EQ(mas * 7, B.get_referenced_bytes());
     cout << "r " << r << " " << b << std::endl;
     ASSERT_EQ(0u, r.size());
     ASSERT_TRUE(b.is_allocated(0, mas*8));
-    B.put_ref(coll.get(), mas*7, mas, &r);
+    ASSERT_FALSE(B.put_ref(coll.get(), mas*7, mas, &r));
     ASSERT_EQ(mas * 6, B.get_referenced_bytes());
     cout << "r " << r << " " << b << std::endl;
     ASSERT_EQ(0u, r.size());
     ASSERT_TRUE(b.is_allocated(0, mas*8));
-    B.put_ref(coll.get(), mas*2, mas, &r);
+    ASSERT_FALSE(B.put_ref(coll.get(), mas*2, mas, &r));
     ASSERT_EQ(mas * 5, B.get_referenced_bytes());
     cout << "r " << r << " " << b << std::endl;
     ASSERT_EQ(0u, r.size());
     ASSERT_TRUE(b.is_allocated(0, 8));
-    B.put_ref(coll.get(), mas*3, mas*4, &r);
+    ASSERT_FALSE(B.put_ref(coll.get(), mas*3, mas*4, &r));
     ASSERT_EQ(mas * 1, B.get_referenced_bytes());
     ASSERT_EQ(1u, r.size());
     ASSERT_EQ(0x2001u, r[0].offset);
@@ -702,7 +702,7 @@ TEST(Blob, put_ref)
     ASSERT_EQ(2u, b.get_extents().size());
     ASSERT_TRUE(b.get_extents()[0].is_valid());
     ASSERT_FALSE(b.get_extents()[1].is_valid());
-    B.put_ref(coll.get(), mas, mas, &r);
+    ASSERT_TRUE(B.put_ref(coll.get(), mas, mas, &r));
     ASSERT_EQ(mas * 0, B.get_referenced_bytes());
     cout << "r " << r << " " << b << std::endl;
     ASSERT_EQ(1u, r.size());
@@ -723,7 +723,7 @@ TEST(Blob, put_ref)
     B.get_ref(coll.get(), 0, mas*4);
     ASSERT_EQ(mas * 4, B.get_referenced_bytes());
     ASSERT_TRUE(b.is_allocated(0, mas*4));
-    B.put_ref(coll.get(), 0, mas*3, &r);
+    ASSERT_FALSE(B.put_ref(coll.get(), 0, mas*3, &r));
     ASSERT_EQ(mas * 1, B.get_referenced_bytes());
     cout << "r " << r << " " << b << std::endl;
     ASSERT_EQ(0u, r.size());
@@ -749,7 +749,7 @@ TEST(Blob, put_ref)
 
     cout << "before: " << B << std::endl;
     PExtentVector r;
-    B.put_ref(coll.get(), 0x1800, 0x2000, &r);
+    ASSERT_FALSE(B.put_ref(coll.get(), 0x1800, 0x2000, &r));
     ASSERT_EQ(0x3800u + 0x6400u - 0x2000u, B.get_referenced_bytes());
     cout << "after: " << B << std::endl;
     cout << "r " << r << std::endl;
@@ -765,7 +765,7 @@ TEST(Blob, put_ref)
     ASSERT_EQ(0xa000u, B.get_referenced_bytes());
     cout << "before: " << B << std::endl;
     PExtentVector r;
-    B.put_ref(coll.get(), 0x8000, 0x2000, &r);
+    ASSERT_FALSE(B.put_ref(coll.get(), 0x8000, 0x2000, &r));
     cout << "after: " << B << std::endl;
     cout << "r " << r << std::endl;
     ASSERT_EQ(0x8000u, B.get_referenced_bytes());
@@ -784,7 +784,7 @@ TEST(Blob, put_ref)
     ASSERT_EQ(0xe000u, B.get_referenced_bytes());
     cout << "before: " << B << std::endl;
     PExtentVector r;
-    B.put_ref(coll.get(), 0, 0xb000, &r);
+    ASSERT_FALSE(B.put_ref(coll.get(), 0, 0xb000, &r));
     ASSERT_EQ(0x3000u, B.get_referenced_bytes());
     cout << "after: " << B << std::endl;
     cout << "r " << r << std::endl;
@@ -811,7 +811,7 @@ TEST(Blob, put_ref)
     ASSERT_EQ(0xc000u, B.get_referenced_bytes());
     cout << "before: " << B << std::endl;
     PExtentVector r;
-    B.put_ref(coll.get(), 0x2000, 0xa000, &r);
+    ASSERT_FALSE(B.put_ref(coll.get(), 0x2000, 0xa000, &r));
     cout << "after: " << B << std::endl;
     cout << "r " << r << std::endl;
     ASSERT_EQ(0x2000u, B.get_referenced_bytes());