pulumi/pkg/engine/progress_test.go

82 lines
1.7 KiB
Go

// Copyright 2024, Pulumi Corporation.
//
// 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 engine
import (
"testing"
"github.com/stretchr/testify/assert"
)
func TestProgressReportingCloser(t *testing.T) {
t.Parallel()
// Arrange.
events := make(chan Event)
done := make(chan bool)
size := 1024
read := 512
eventEmitter := eventEmitter{ch: events}
closer := NewProgressReportingCloser(
eventEmitter,
PluginDownload,
"test-id",
"Test message",
int64(size),
0, /*reportingInterval*/
&constantReadCloser{read: read},
)
buf := make([]byte, size)
var payload ProgressEventPayload
f := func() {
e := <-events
payload = e.Payload().(ProgressEventPayload)
done <- true
}
go f()
// Act.
n, err := closer.Read(buf)
// Assert.
<-done
assert.Equal(t, read, n)
assert.NoError(t, err)
assert.Equal(t, PluginDownload, payload.Type)
assert.Equal(t, "test-id", payload.ID)
assert.Equal(t, "Test message", payload.Message)
assert.Equal(t, int64(read), payload.Completed)
assert.Equal(t, int64(size), payload.Total)
}
type constantReadCloser struct {
read int
}
func (c *constantReadCloser) Read(p []byte) (n int, err error) {
return c.read, nil
}
func (c *constantReadCloser) Close() error {
return nil
}