go.chromium.org/luci@v0.0.0-20240309015107-7cdc2e660f33/logdog/client/butlerlib/streamclient/client_test.go (about)

     1  // Copyright 2015 The LUCI Authors.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //      http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package streamclient
    16  
    17  import (
    18  	"context"
    19  	"testing"
    20  
    21  	"go.chromium.org/luci/common/errors"
    22  
    23  	. "github.com/smartystreets/goconvey/convey"
    24  	. "go.chromium.org/luci/common/testing/assertions"
    25  )
    26  
    27  func TestClientGeneral(t *testing.T) {
    28  	t.Parallel()
    29  
    30  	Convey(`General Client checks`, t, func() {
    31  		ctx := context.Background()
    32  
    33  		Convey(`fails to instantiate a Client with an invalid protocol.`, func() {
    34  			_, err := New("notreal:foo", "")
    35  			So(err, ShouldErrLike, "no protocol registered for [notreal]")
    36  		})
    37  
    38  		scFake := NewFake()
    39  		defer scFake.Unregister()
    40  
    41  		Convey(`ForProcess used with datagram stream`, func() {
    42  			client, err := New(scFake.StreamServerPath(), "")
    43  			So(err, ShouldBeNil)
    44  
    45  			_, err = client.NewDatagramStream(ctx, "test", ForProcess())
    46  			So(err, ShouldErrLike, "cannot specify ForProcess on a datagram stream")
    47  		})
    48  
    49  		Convey(`bad options`, func() {
    50  			client, err := New(scFake.StreamServerPath(), "")
    51  			So(err, ShouldBeNil)
    52  
    53  			_, err = client.NewStream(ctx, "test", WithTags("bad+@!tag", "value"))
    54  			So(err, ShouldErrLike, `invalid tag "bad+@!tag"`)
    55  
    56  			// for coverage, whee.
    57  			_, err = client.NewStream(ctx, "test", WithTags("bad+@!tag", "value"), Binary())
    58  			So(err, ShouldErrLike, `invalid tag "bad+@!tag"`)
    59  
    60  			_, err = client.NewDatagramStream(ctx, "test", WithTags("bad+@!tag", "value"))
    61  			So(err, ShouldErrLike, `invalid tag "bad+@!tag"`)
    62  		})
    63  
    64  		Convey(`simulated stream errors`, func() {
    65  			Convey(`connection error`, func() {
    66  				client, err := New(scFake.StreamServerPath(), "")
    67  				So(err, ShouldBeNil)
    68  				scFake.SetError(errors.New("bad juju"))
    69  
    70  				_, err = client.NewStream(ctx, "test")
    71  				So(err, ShouldErrLike, `stream "test": bad juju`)
    72  			})
    73  		})
    74  	})
    75  }