add test default_exclude

Author: zhangyunhao116

test/testdata/configs/default_exclude.yml

@@ -0,0 +1,3 @@
+issues:
+  include:
+    - EXC0011 # include issues about comments from `stylecheck`

test/testdata/default_exclude.go

@@ -0,0 +1,20 @@
+//args: -Estylecheck,golint
+//config_path: testdata/configs/default_exclude.yml
+
+/*Package testdata ...*/
+package testdata
+
+// InvalidFuncComment, both golint and stylecheck will complain about this, // ERROR `ST1020: comment on exported function ExportedFunc1 should be of the form "ExportedFunc1 ..."`
+// if include EXC0011, only the warning from golint will be ignored.
+// And only the warning from stylecheck will start with "ST1020".
+func ExportedFunc1() {
+}
+
+// InvalidFuncComment // ERROR `ST1020: comment on exported function ExportedFunc2 should be of the form "ExportedFunc2 ..."`
+// nolint:golint
+func ExportedFunc2() {
+}
+
+// nolint:stylecheck
+func IgnoreAll() {
+}