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minio/pkg/probe/probe_test.go

64 lines
1.7 KiB

/*
* Minio Cloud Storage, (C) 2015 Minio, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package probe_test
import (
"os"
"testing"
"github.com/minio/minio/pkg/probe"
. "gopkg.in/check.v1"
)
func Test(t *testing.T) { TestingT(t) }
type MySuite struct{}
var _ = Suite(&MySuite{})
func testDummy0() *probe.Error {
_, e := os.Stat("this-file-cannot-exit")
return probe.NewError(e)
}
func testDummy1() *probe.Error {
return testDummy0().Trace("DummyTag1")
}
func testDummy2() *probe.Error {
return testDummy1().Trace("DummyTag2")
}
func (s *MySuite) TestProbe(c *C) {
probe.Init() // Set project's root source path.
probe.SetAppInfo("Commit-ID", "7390cc957239")
es := testDummy2().Trace("TopOfStack")
// Uncomment the following Println to visually test probe call trace.
// fmt.Println("Expecting a simulated error here.", es)
c.Assert(es, Not(Equals), nil)
newES := es.Trace()
c.Assert(newES, Not(Equals), nil)
}
func (s *MySuite) TestWrappedError(c *C) {
_, e := os.Stat("this-file-cannot-exit")
es := probe.NewError(e) // *probe.Error
e = probe.WrapError(es) // *probe.WrappedError
_, ok := probe.UnwrapError(e)
c.Assert(ok, Equals, true)
}