diff --git a/tests/cases/fourslash/completionListInObjectBindingPattern01.ts b/tests/cases/fourslash/completionListInObjectBindingPattern01.ts
index 128e95b8ed3..99188457e6f 100644
--- a/tests/cases/fourslash/completionListInObjectBindingPattern01.ts
+++ b/tests/cases/fourslash/completionListInObjectBindingPattern01.ts
@@ -10,4 +10,5 @@
 
 goTo.marker();
 verify.completionListContains("property1");
-verify.completionListContains("property2");
\ No newline at end of file
+verify.completionListContains("property2");
+verify.not.completionListAllowsNewIdentifier();
\ No newline at end of file
diff --git a/tests/cases/fourslash/completionListInObjectBindingPattern02.ts b/tests/cases/fourslash/completionListInObjectBindingPattern02.ts
index 6d2b7a6b516..0cd86c8d1a6 100644
--- a/tests/cases/fourslash/completionListInObjectBindingPattern02.ts
+++ b/tests/cases/fourslash/completionListInObjectBindingPattern02.ts
@@ -10,4 +10,5 @@
 
 goTo.marker();
 verify.completionListContains("property2");
-verify.not.completionListContains("property1");
\ No newline at end of file
+verify.not.completionListContains("property1");
+verify.not.completionListAllowsNewIdentifier();
\ No newline at end of file
diff --git a/tests/cases/fourslash/completionListInObjectBindingPattern04.ts b/tests/cases/fourslash/completionListInObjectBindingPattern04.ts
index 92b202a1b37..e6057ec0fae 100644
--- a/tests/cases/fourslash/completionListInObjectBindingPattern04.ts
+++ b/tests/cases/fourslash/completionListInObjectBindingPattern04.ts
@@ -10,4 +10,5 @@
 
 goTo.marker();
 verify.completionListContains("property1");
-verify.completionListContains("property2");
\ No newline at end of file
+verify.completionListContains("property2");
+verify.not.completionListAllowsNewIdentifier();
\ No newline at end of file
diff --git a/tests/cases/fourslash/completionListInObjectBindingPattern05.ts b/tests/cases/fourslash/completionListInObjectBindingPattern05.ts
index d17e11810df..d0876ed6a34 100644
--- a/tests/cases/fourslash/completionListInObjectBindingPattern05.ts
+++ b/tests/cases/fourslash/completionListInObjectBindingPattern05.ts
@@ -9,4 +9,5 @@
 ////var { property1/**/ } = foo;
 
 goTo.marker();
-verify.completionListContains("property1");
\ No newline at end of file
+verify.completionListContains("property1");
+verify.not.completionListAllowsNewIdentifier();
\ No newline at end of file
diff --git a/tests/cases/fourslash/completionListInObjectBindingPattern07.ts b/tests/cases/fourslash/completionListInObjectBindingPattern07.ts
index a3015346aa3..4db3fc383d4 100644
--- a/tests/cases/fourslash/completionListInObjectBindingPattern07.ts
+++ b/tests/cases/fourslash/completionListInObjectBindingPattern07.ts
@@ -15,4 +15,5 @@
 goTo.marker();
 verify.completionListContains("propertyOfI_1");
 verify.completionListContains("propertyOfI_2");
-verify.not.completionListContains("property2");
\ No newline at end of file
+verify.not.completionListContains("property2");
+verify.not.completionListAllowsNewIdentifier();
\ No newline at end of file
diff --git a/tests/cases/fourslash/completionListInObjectBindingPattern08.ts b/tests/cases/fourslash/completionListInObjectBindingPattern08.ts
index 6d6be330b83..b062ca702a2 100644
--- a/tests/cases/fourslash/completionListInObjectBindingPattern08.ts
+++ b/tests/cases/fourslash/completionListInObjectBindingPattern08.ts
@@ -15,4 +15,5 @@
 goTo.marker();
 verify.completionListContains("propertyOfI_2");
 verify.not.completionListContains("propertyOfI_1");
-verify.not.completionListContains("property2");
\ No newline at end of file
+verify.not.completionListContains("property2");
+verify.not.completionListAllowsNewIdentifier();
\ No newline at end of file
diff --git a/tests/cases/fourslash/completionListInObjectBindingPattern09.ts b/tests/cases/fourslash/completionListInObjectBindingPattern09.ts
index 2698e78667b..61b31385b35 100644
--- a/tests/cases/fourslash/completionListInObjectBindingPattern09.ts
+++ b/tests/cases/fourslash/completionListInObjectBindingPattern09.ts
@@ -16,4 +16,5 @@ goTo.marker();
 verify.completionListContains("property2");
 verify.not.completionListContains("property1");
 verify.not.completionListContains("propertyOfI_2");
-verify.not.completionListContains("propertyOfI_1");
\ No newline at end of file
+verify.not.completionListContains("propertyOfI_1");
+verify.not.completionListAllowsNewIdentifier();
\ No newline at end of file
diff --git a/tests/cases/fourslash/completionListInObjectBindingPattern10.ts b/tests/cases/fourslash/completionListInObjectBindingPattern10.ts
index fcc09d1ead4..836e12fd8a3 100644
--- a/tests/cases/fourslash/completionListInObjectBindingPattern10.ts
+++ b/tests/cases/fourslash/completionListInObjectBindingPattern10.ts
@@ -17,7 +17,9 @@ verify.completionListContains("property2");
 verify.not.completionListContains("property1");
 verify.not.completionListContains("propertyOfI_2");
 verify.not.completionListContains("propertyOfI_1");
+verify.not.completionListAllowsNewIdentifier();
 
 goTo.marker("2");
 verify.completionListContains("property1");
-verify.completionListContains("property2");
\ No newline at end of file
+verify.completionListContains("property2");
+verify.not.completionListAllowsNewIdentifier();
\ No newline at end of file
diff --git a/tests/cases/fourslash/completionListInObjectBindingPattern11.ts b/tests/cases/fourslash/completionListInObjectBindingPattern11.ts
index 25d6651a038..57a32578026 100644
--- a/tests/cases/fourslash/completionListInObjectBindingPattern11.ts
+++ b/tests/cases/fourslash/completionListInObjectBindingPattern11.ts
@@ -10,4 +10,5 @@
 goTo.marker("");
 verify.completionListContains("property2");
 verify.not.completionListContains("property1");
-verify.not.completionListContains("prop1");
\ No newline at end of file
+verify.not.completionListContains("prop1");
+verify.not.completionListAllowsNewIdentifier();
\ No newline at end of file
diff --git a/tests/cases/fourslash/completionListInObjectBindingPattern12.ts b/tests/cases/fourslash/completionListInObjectBindingPattern12.ts
index f31206a21b6..59af2da38d2 100644
--- a/tests/cases/fourslash/completionListInObjectBindingPattern12.ts
+++ b/tests/cases/fourslash/completionListInObjectBindingPattern12.ts
@@ -10,4 +10,5 @@
 
 goTo.marker("");
 verify.completionListContains("property2");
-verify.not.completionListContains("property1");
\ No newline at end of file
+verify.not.completionListContains("property1");
+verify.not.completionListAllowsNewIdentifier();
\ No newline at end of file
diff --git a/tests/cases/fourslash/completionListInObjectBindingPattern13.ts b/tests/cases/fourslash/completionListInObjectBindingPattern13.ts
index f91f9fcceed..8081d2ee23b 100644
--- a/tests/cases/fourslash/completionListInObjectBindingPattern13.ts
+++ b/tests/cases/fourslash/completionListInObjectBindingPattern13.ts
@@ -16,4 +16,5 @@
 goTo.marker();
 verify.completionListContains("x");
 verify.completionListContains("y");
-verify.not.completionListContains("z");
\ No newline at end of file
+verify.not.completionListContains("z");
+verify.not.completionListAllowsNewIdentifier();
\ No newline at end of file