diff --git a/java/com/google/gerrit/plugins/codeowners/acceptance/AbstractCodeOwnersTest.java b/java/com/google/gerrit/plugins/codeowners/acceptance/AbstractCodeOwnersTest.java
index f944314..61a34f5 100644
--- a/java/com/google/gerrit/plugins/codeowners/acceptance/AbstractCodeOwnersTest.java
+++ b/java/com/google/gerrit/plugins/codeowners/acceptance/AbstractCodeOwnersTest.java
@@ -230,6 +230,21 @@
   }
 
   /**
+   * Creates a non-parseable code owner config file at the given path.
+   *
+   * @param path path of the code owner config file
+   */
+  protected void createNonParseableCodeOwnerConfig(String path) throws Exception {
+    disableCodeOwnersForProject(project);
+    String changeId =
+        createChange("Add invalid code owners file", JgitPath.of(path).get(), "INVALID")
+            .getChangeId();
+    approve(changeId);
+    gApi.changes().id(changeId).current().submit();
+    enableCodeOwnersForProject(project);
+  }
+
+  /**
    * Creates a new change for the given test account.
    *
    * @param testAccount the account that should own the new change
diff --git a/javatests/com/google/gerrit/plugins/codeowners/acceptance/api/CheckCodeOwnerConfigFilesIT.java b/javatests/com/google/gerrit/plugins/codeowners/acceptance/api/CheckCodeOwnerConfigFilesIT.java
index e6870c2..9a31ca1 100644
--- a/javatests/com/google/gerrit/plugins/codeowners/acceptance/api/CheckCodeOwnerConfigFilesIT.java
+++ b/javatests/com/google/gerrit/plugins/codeowners/acceptance/api/CheckCodeOwnerConfigFilesIT.java
@@ -35,7 +35,6 @@
 import com.google.gerrit.extensions.restapi.BadRequestException;
 import com.google.gerrit.extensions.restapi.RestApiException;
 import com.google.gerrit.extensions.restapi.UnprocessableEntityException;
-import com.google.gerrit.plugins.codeowners.JgitPath;
 import com.google.gerrit.plugins.codeowners.acceptance.AbstractCodeOwnersIT;
 import com.google.gerrit.plugins.codeowners.backend.CodeOwnerBackend;
 import com.google.gerrit.plugins.codeowners.backend.CodeOwnerConfig;
@@ -608,16 +607,6 @@
     throw new IllegalStateException("unknown code owner backend: " + backend.getClass().getName());
   }
 
-  private void createNonParseableCodeOwnerConfig(String path) throws Exception {
-    disableCodeOwnersForProject(project);
-    String changeId =
-        createChange("Add invalid code owners file", JgitPath.of(path).get(), "INVALID")
-            .getChangeId();
-    approve(changeId);
-    gApi.changes().id(changeId).current().submit();
-    enableCodeOwnersForProject(project);
-  }
-
   private String getParsingErrorMessage(
       ImmutableMap<Class<? extends CodeOwnerBackend>, String> messagesByBackend) {
     CodeOwnerBackend codeOwnerBackend = backendConfig.getDefaultBackend();
diff --git a/javatests/com/google/gerrit/plugins/codeowners/acceptance/api/GetCodeOwnerConfigFilesIT.java b/javatests/com/google/gerrit/plugins/codeowners/acceptance/api/GetCodeOwnerConfigFilesIT.java
index 31d1b87..c17e4e2 100644
--- a/javatests/com/google/gerrit/plugins/codeowners/acceptance/api/GetCodeOwnerConfigFilesIT.java
+++ b/javatests/com/google/gerrit/plugins/codeowners/acceptance/api/GetCodeOwnerConfigFilesIT.java
@@ -206,7 +206,7 @@
 
   @Test
   public void getCodeOwnerConfigFilesIfInvalidCodeOwnerConfigFilesExist() throws Exception {
-    createInvalidCodeOwnerConfig(getCodeOwnerConfigFileName());
+    createNonParseableCodeOwnerConfig(getCodeOwnerConfigFileName());
 
     CodeOwnerConfig.Key codeOwnerConfigKey =
         codeOwnerConfigOperations
@@ -230,7 +230,7 @@
   @Test
   public void includeInvalidCodeOwnerConfigFiles() throws Exception {
     String nameOfInvalidCodeOwnerConfigFile = getCodeOwnerConfigFileName();
-    createInvalidCodeOwnerConfig(nameOfInvalidCodeOwnerConfigFile);
+    createNonParseableCodeOwnerConfig(nameOfInvalidCodeOwnerConfigFile);
 
     CodeOwnerConfig.Key codeOwnerConfigKey =
         codeOwnerConfigOperations
@@ -444,14 +444,4 @@
     }
     throw new IllegalStateException("unknown code owner backend: " + backend.getClass().getName());
   }
-
-  private void createInvalidCodeOwnerConfig(String path) throws Exception {
-    disableCodeOwnersForProject(project);
-    String changeId =
-        createChange("Add invalid code owners file", JgitPath.of(path).get(), "INVALID")
-            .getChangeId();
-    approve(changeId);
-    gApi.changes().id(changeId).current().submit();
-    enableCodeOwnersForProject(project);
-  }
 }
diff --git a/javatests/com/google/gerrit/plugins/codeowners/backend/CodeOwnerConfigScannerTest.java b/javatests/com/google/gerrit/plugins/codeowners/backend/CodeOwnerConfigScannerTest.java
index c26f000..df2e602 100644
--- a/javatests/com/google/gerrit/plugins/codeowners/backend/CodeOwnerConfigScannerTest.java
+++ b/javatests/com/google/gerrit/plugins/codeowners/backend/CodeOwnerConfigScannerTest.java
@@ -25,7 +25,6 @@
 import com.google.gerrit.acceptance.config.GerritConfig;
 import com.google.gerrit.entities.BranchNameKey;
 import com.google.gerrit.entities.RefNames;
-import com.google.gerrit.plugins.codeowners.JgitPath;
 import com.google.gerrit.plugins.codeowners.acceptance.AbstractCodeOwnersTest;
 import com.google.gerrit.plugins.codeowners.acceptance.testsuite.CodeOwnerConfigOperations;
 import java.nio.file.Paths;
@@ -153,7 +152,7 @@
 
   @Test
   public void visitorNotInvokedForInvalidCodeOwnerConfigFiles() throws Exception {
-    createInvalidCodeOwnerConfig("/OWNERS");
+    createNonParseableCodeOwnerConfig("/OWNERS");
 
     visit();
     verifyZeroInteractions(visitor);
@@ -167,7 +166,7 @@
   @Test
   public void visitorInvokedForValidCodeOwnerConfigFilesEvenIfInvalidCodeOwnerConfigFileExist()
       throws Exception {
-    createInvalidCodeOwnerConfig("/OWNERS");
+    createNonParseableCodeOwnerConfig("/OWNERS");
 
     // Create a valid code owner config file.
     CodeOwnerConfig.Key codeOwnerConfigKey =
@@ -554,7 +553,7 @@
 
   @Test
   public void containsACodeOwnerConfigFile_invalidCodeOwnerConfigFileExists() throws Exception {
-    createInvalidCodeOwnerConfig("/OWNERS");
+    createNonParseableCodeOwnerConfig("/OWNERS");
 
     codeOwnerConfigOperations
         .newCodeOwnerConfig()
@@ -574,7 +573,7 @@
 
   @Test
   public void containsOnlyInvalidCodeOwnerConfigFiles() throws Exception {
-    createInvalidCodeOwnerConfig("/OWNERS");
+    createNonParseableCodeOwnerConfig("/OWNERS");
 
     assertThat(
             codeOwnerConfigScannerFactory
@@ -625,14 +624,4 @@
         .includeDefaultCodeOwnerConfig(includeDefaultCodeOwnerConfig)
         .visit(BranchNameKey.create(project, "master"), visitor, invalidCodeOwnerConfigCallback);
   }
-
-  private void createInvalidCodeOwnerConfig(String path) throws Exception {
-    disableCodeOwnersForProject(project);
-    String changeId =
-        createChange("Add invalid code owners file", JgitPath.of(path).get(), "INVALID")
-            .getChangeId();
-    approve(changeId);
-    gApi.changes().id(changeId).current().submit();
-    enableCodeOwnersForProject(project);
-  }
 }