tests: move more tests to integration test

pkg/executor/test/simpletest/BUILD.bazel

@@ -9,7 +9,7 @@ go_test(
     ],
     flaky = True,
     race = "on",
-    shard_count = 12,
+    shard_count = 11,
     deps = [
         "//pkg/config",
         "//pkg/parser/auth",

pkg/executor/test/simpletest/simple_test.go

@@ -37,37 +37,6 @@ import (
 	"go.opencensus.io/stats/view"
 )
 
-func TestStmtAutoNewTxn(t *testing.T) {
-	store := testkit.CreateMockStore(t)
-	// Some statements are like DDL, they commit the previous txn automically.
-	tk := testkit.NewTestKit(t, store)
-	tk.MustExec("use test")
-
-	// Fix issue https://github.com/pingcap/tidb/issues/10705
-	tk.MustExec("begin")
-	tk.MustExec("create user 'xxx'@'%';")
-	tk.MustExec("grant all privileges on *.* to 'xxx'@'%';")
-
-	tk.MustExec("create table auto_new (id int)")
-	tk.MustExec("begin")
-	tk.MustExec("insert into auto_new values (1)")
-	tk.MustExec("revoke all privileges on *.* from 'xxx'@'%'")
-	tk.MustExec("rollback") // insert statement has already committed
-	tk.MustQuery("select * from auto_new").Check(testkit.Rows("1"))
-
-	// Test the behavior when autocommit is false.
-	tk.MustExec("set autocommit = 0")
-	tk.MustExec("insert into auto_new values (2)")
-	tk.MustExec("create user 'yyy'@'%'")
-	tk.MustExec("rollback")
-	tk.MustQuery("select * from auto_new").Check(testkit.Rows("1", "2"))
-
-	tk.MustExec("drop user 'yyy'@'%'")
-	tk.MustExec("insert into auto_new values (3)")
-	tk.MustExec("rollback")
-	tk.MustQuery("select * from auto_new").Check(testkit.Rows("1", "2"))
-}
-
 func TestExtendedStatsPrivileges(t *testing.T) {
 	store := testkit.CreateMockStore(t)
 	tk := testkit.NewTestKit(t, store)

pkg/expression/test/multivaluedindex/BUILD.bazel

@@ -8,7 +8,7 @@ go_test(
         "multi_valued_index_test.go",
     ],
     flaky = True,
-    shard_count = 6,
+    shard_count = 4,
     deps = [
         "//pkg/config",
         "//pkg/errno",

pkg/planner/core/BUILD.bazel

@@ -189,7 +189,6 @@ go_test(
         "enforce_mpp_test.go",
         "errors_test.go",
         "exhaust_physical_plans_test.go",
-        "expression_rewriter_test.go",
         "expression_test.go",
         "find_best_task_test.go",
         "fragment_test.go",

pkg/planner/core/casetest/physicalplantest/BUILD.bazel

@@ -10,7 +10,7 @@ go_test(
     data = glob(["testdata/**"]),
     flaky = True,
     race = "on",
-    shard_count = 50,
+    shard_count = 30,
     deps = [
         "//pkg/config",
         "//pkg/domain",
@@ -23,7 +23,6 @@ go_test(
         "//pkg/planner/core",
         "//pkg/planner/core/internal",
         "//pkg/sessionctx/stmtctx",
-        "//pkg/sessionctx/variable",
         "//pkg/testkit",
         "//pkg/testkit/external",
         "//pkg/testkit/testdata",