go.uber.org/cadence@v1.2.9/test/replaytests/activity_check.go (about)

     1  // Copyright (c) 2017 Uber Technologies, Inc.
     2  //
     3  // Permission is hereby granted, free of charge, to any person obtaining a copy
     4  // of this software and associated documentation files (the "Software"), to deal
     5  // in the Software without restriction, including without limitation the rights
     6  // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
     7  // copies of the Software, and to permit persons to whom the Software is
     8  // furnished to do so, subject to the following conditions:
     9  //
    10  // The above copyright notice and this permission notice shall be included in
    11  // all copies or substantial portions of the Software.
    12  //
    13  // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    14  // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    15  // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
    16  // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    17  // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
    18  // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
    19  // THE SOFTWARE.
    20  
    21  package replaytests
    22  
    23  import (
    24  	"time"
    25  
    26  	"go.uber.org/zap"
    27  
    28  	"go.uber.org/cadence/workflow"
    29  )
    30  
    31  // greetingsWorkflowActivity demonstrates the case in replayer where if an activity name is changed in a workflow or if a new activity is introdced in a workflow then the shdower fails.
    32  // There is also no other way to register the activity except for changing the json file so far.
    33  // CDNC-2267 addresses a fix for this.
    34  func greetingsWorkflowActivity(ctx workflow.Context) error {
    35  	// Get Greeting.
    36  	ao := workflow.ActivityOptions{
    37  		ScheduleToStartTimeout: time.Minute,
    38  		StartToCloseTimeout:    time.Minute,
    39  		HeartbeatTimeout:       time.Second * 20,
    40  	}
    41  	ctx = workflow.WithActivityOptions(ctx, ao)
    42  
    43  	logger := workflow.GetLogger(ctx)
    44  	var greetResult int64
    45  	err := workflow.ExecuteActivity(ctx, getGreetingActivitytest).Get(ctx, &greetResult)
    46  	if err != nil {
    47  		logger.Error("Get greeting failed.", zap.Error(err))
    48  		return err
    49  	}
    50  
    51  	// Get Name.
    52  	var nameResult string
    53  	err = workflow.ExecuteActivity(ctx, getNameActivity).Get(ctx, &nameResult)
    54  	if err != nil {
    55  		logger.Error("Get name failed.", zap.Error(err))
    56  		return err
    57  	}
    58  
    59  	// Say Greeting.
    60  	var sayResult string
    61  	err = workflow.ExecuteActivity(ctx, sayGreetingActivity, greetResult, nameResult).Get(ctx, &sayResult)
    62  	if err != nil {
    63  		logger.Error("Marshalling failed with error.", zap.Error(err))
    64  		return err
    65  	}
    66  
    67  	logger.Info("Workflow completed.", zap.String("Result", sayResult))
    68  	return nil
    69  }
    70  
    71  // Get Greeting Activity.
    72  func getGreetingActivitytest() (string, error) {
    73  	return "Hello", nil
    74  }