Fix ArchiveExecutionTask key type (#3720)

Author: MichaelSnowden

service/history/tasks/archive_execution_task.go

@@ -45,7 +45,7 @@ type (
 )
 
 func (a *ArchiveExecutionTask) GetKey() Key {
-	return NewImmediateKey(a.TaskID)
+	return NewKey(a.VisibilityTimestamp, a.TaskID)
 }
 
 func (a *ArchiveExecutionTask) GetTaskID() int64 {

service/history/tasks/archive_execution_task_test.go

@@ -0,0 +1,54 @@
+// The MIT License
+//
+// Copyright (c) 2020 Temporal Technologies Inc.  All rights reserved.
+//
+// Copyright (c) 2020 Uber Technologies, Inc.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+// THE SOFTWARE.
+
+package tasks
+
+import (
+	"testing"
+	"time"
+
+	"github.com/stretchr/testify/assert"
+
+	enumsspb "go.temporal.io/server/api/enums/v1"
+	"go.temporal.io/server/common/definition"
+)
+
+func TestArchiveExecutionTask(t *testing.T) {
+	workflowKey := definition.NewWorkflowKey("namespace", "workflowID", "runID")
+	visibilityTimestamp := time.Now()
+	taskID := int64(123)
+	version := int64(456)
+	task := &ArchiveExecutionTask{
+		WorkflowKey:         workflowKey,
+		VisibilityTimestamp: visibilityTimestamp,
+		TaskID:              taskID,
+		Version:             version,
+	}
+	assert.Equal(t, NewKey(visibilityTimestamp, taskID), task.GetKey())
+	assert.Equal(t, taskID, task.GetTaskID())
+	assert.Equal(t, visibilityTimestamp, task.GetVisibilityTime())
+	assert.Equal(t, version, task.GetVersion())
+	assert.Equal(t, CategoryArchival, task.GetCategory())
+	assert.Equal(t, enumsspb.TASK_TYPE_ARCHIVAL_ARCHIVE_EXECUTION, task.GetType())
+}