diff --git a/test/integration/handler_spec_test.cpp b/test/integration/handler_spec_test.cpp
index 60210f1..55d3966 100644
--- a/test/integration/handler_spec_test.cpp
+++ b/test/integration/handler_spec_test.cpp
@@ -1,3 +1,4 @@
+#include "mock_event_handler.h"
 #include "specexamples.h"  // IWYU pragma: keep
 #include "yaml-cpp/eventhandler.h"
 #include "yaml-cpp/yaml.h"  // IWYU pragma: keep
@@ -22,24 +23,6 @@ using ::testing::StrictMock;
 namespace YAML {
 namespace {
 
-class MockEventHandler : public EventHandler {
- public:
-  MOCK_METHOD1(OnDocumentStart, void(const Mark&));
-  MOCK_METHOD0(OnDocumentEnd, void());
-
-  MOCK_METHOD2(OnNull, void(const Mark&, anchor_t));
-  MOCK_METHOD2(OnAlias, void(const Mark&, anchor_t));
-  MOCK_METHOD4(OnScalar, void(const Mark&, const std::string&, anchor_t,
-                              const std::string&));
-
-  MOCK_METHOD3(OnSequenceStart,
-               void(const Mark&, const std::string&, anchor_t));
-  MOCK_METHOD0(OnSequenceEnd, void());
-
-  MOCK_METHOD3(OnMapStart, void(const Mark&, const std::string&, anchor_t));
-  MOCK_METHOD0(OnMapEnd, void());
-};
-
 class HandlerSpecTest : public ::testing::Test {
  protected:
   void Parse(const std::string& example) {
diff --git a/test/integration/handler_test.cpp b/test/integration/handler_test.cpp
index 4182340..6a13e68 100644
--- a/test/integration/handler_test.cpp
+++ b/test/integration/handler_test.cpp
@@ -1,3 +1,4 @@
+#include "mock_event_handler.h"
 #include "specexamples.h"  // IWYU pragma: keep
 #include "yaml-cpp/eventhandler.h"
 #include "yaml-cpp/yaml.h"  // IWYU pragma: keep
@@ -22,24 +23,6 @@ using ::testing::StrictMock;
 namespace YAML {
 namespace {
 
-class MockEventHandler : public EventHandler {
- public:
-  MOCK_METHOD1(OnDocumentStart, void(const Mark&));
-  MOCK_METHOD0(OnDocumentEnd, void());
-
-  MOCK_METHOD2(OnNull, void(const Mark&, anchor_t));
-  MOCK_METHOD2(OnAlias, void(const Mark&, anchor_t));
-  MOCK_METHOD4(OnScalar, void(const Mark&, const std::string&, anchor_t,
-                              const std::string&));
-
-  MOCK_METHOD3(OnSequenceStart,
-               void(const Mark&, const std::string&, anchor_t));
-  MOCK_METHOD0(OnSequenceEnd, void());
-
-  MOCK_METHOD3(OnMapStart, void(const Mark&, const std::string&, anchor_t));
-  MOCK_METHOD0(OnMapEnd, void());
-};
-
 class HandlerTest : public ::testing::Test {
  protected:
   void Parse(const std::string& example) {
diff --git a/test/mock_event_handler.h b/test/mock_event_handler.h
new file mode 100644
index 0000000..37111a4
--- /dev/null
+++ b/test/mock_event_handler.h
@@ -0,0 +1,25 @@
+#include "yaml-cpp/eventhandler.h"
+
+#include "gmock/gmock.h"
+
+namespace YAML {
+
+class MockEventHandler : public EventHandler {
+ public:
+  MOCK_METHOD1(OnDocumentStart, void(const Mark&));
+  MOCK_METHOD0(OnDocumentEnd, void());
+
+  MOCK_METHOD2(OnNull, void(const Mark&, anchor_t));
+  MOCK_METHOD2(OnAlias, void(const Mark&, anchor_t));
+  MOCK_METHOD4(OnScalar, void(const Mark&, const std::string&, anchor_t,
+                              const std::string&));
+
+  MOCK_METHOD3(OnSequenceStart,
+               void(const Mark&, const std::string&, anchor_t));
+  MOCK_METHOD0(OnSequenceEnd, void());
+
+  MOCK_METHOD3(OnMapStart, void(const Mark&, const std::string&, anchor_t));
+  MOCK_METHOD0(OnMapEnd, void());
+};
+
+}