diff --git a/Makefile b/Makefile
index 2af63a547d3b9..0186a59b5cab3 100644
--- a/Makefile
+++ b/Makefile
@@ -61,7 +61,7 @@ build:
 # Install the check tools.
 check-setup:tools/bin/revive tools/bin/goword tools/bin/gometalinter tools/bin/gosec
 
-check: fmt errcheck lint tidy check-static vet
+check: fmt errcheck lint tidy testSuite check-static vet
 
 # These need to be fixed before they can be ran regularly
 check-fail: goword check-slow
@@ -106,6 +106,10 @@ tidy:
 	@echo "go mod tidy"
 	./tools/check/check-tidy.sh
 
+testSuite:
+	@echo "testSuite"
+	./tools/check/check_testSuite.sh
+
 clean:
 	$(GO) clean -i ./...
 	rm -rf *.out
diff --git a/executor/executor_test.go b/executor/executor_test.go
index 3294260b7d447..8de5009b0b900 100644
--- a/executor/executor_test.go
+++ b/executor/executor_test.go
@@ -90,6 +90,7 @@ var _ = Suite(&testSuite1{})
 var _ = Suite(&testSuite2{})
 var _ = Suite(&testSuite3{})
 var _ = Suite(&testSuite4{})
+var _ = SerialSuites(&testShowStatsSuite{testSuite{}})
 var _ = Suite(&testBypassSuite{})
 var _ = Suite(&testUpdateSuite{})
 var _ = Suite(&testOOMSuite{})
diff --git a/store/mockstore/mocktikv/mock_tikv_test.go b/store/mockstore/mocktikv/mock_tikv_test.go
index b5072107d812a..b76a5a11ed3d9 100644
--- a/store/mockstore/mocktikv/mock_tikv_test.go
+++ b/store/mockstore/mocktikv/mock_tikv_test.go
@@ -39,6 +39,7 @@ type testMVCCLevelDB struct {
 }
 
 var (
+	_ = Suite(&testMockTiKVSuite{})
 	_ = Suite(&testMVCCLevelDB{})
 	_ = Suite(testMarshal{})
 )
diff --git a/store/tikv/backoff_test.go b/store/tikv/backoff_test.go
index 13aa5ef4c8fd2..ddf7d1fcf86f6 100644
--- a/store/tikv/backoff_test.go
+++ b/store/tikv/backoff_test.go
@@ -24,7 +24,7 @@ type testBackoffSuite struct {
 	store *tikvStore
 }
 
-var _ = Suite(&testLockSuite{})
+var _ = Suite(&testBackoffSuite{})
 
 func (s *testBackoffSuite) SetUpTest(c *C) {
 	s.store = NewTestStore(c).(*tikvStore)
@@ -37,6 +37,6 @@ func (s *testBackoffSuite) TearDownTest(c *C) {
 func (s *testBackoffSuite) TestBackoffWithMax(c *C) {
 	b := NewBackoffer(context.TODO(), 2000)
 	err := b.BackoffWithMaxSleep(boTxnLockFast, 30, errors.New("test"))
-	c.Assert(err, NotNil)
+	c.Assert(err, IsNil)
 	c.Assert(b.totalSleep, Equals, 30)
 }
diff --git a/tools/check/check_testSuite.sh b/tools/check/check_testSuite.sh
new file mode 100755
index 0000000000000..dd743df3830bf
--- /dev/null
+++ b/tools/check/check_testSuite.sh
@@ -0,0 +1,17 @@
+#!/bin/bash
+
+set -euo pipefail
+
+exitCode=0
+for testSuite in $(find . -name "*_test.go" -print0 | xargs -0 grep -P "type test(.*)Suite" | awk '{print $2}'); do
+  # TODO: ugly regex
+  # TODO: check code comment
+  if ! find . -name "*_test.go" -print0 | xargs -0 grep -P "_ = (check\.)?(Suite|SerialSuites)\((&?${testSuite}{|new\(${testSuite}\))" > /dev/null
+  then
+    if find . -name "*_test.go" -print0 | xargs -0 grep -P "func \((.* )?\*?${testSuite}\) Test" > /dev/null
+    then
+      echo "${testSuite} is not enabled" && exitCode=1
+    fi
+  fi
+done
+exit ${exitCode}