package rados import ( "github.com/stretchr/testify/assert" ) func (suite *RadosTestSuite) TestReadOpAssertVersion() { suite.SetupConnection() ta := assert.New(suite.T()) var ( oid = "TestReadOpAssertVersion" err error ) // Create an object. op1 := CreateWriteOp() defer op1.Release() op1.Create(CreateIdempotent) err = op1.Operate(suite.ioctx, oid, OperationNoFlag) ta.NoError(err) // Retrieve last object version after writing. ver1, err := suite.ioctx.GetLastVersion() ta.NoError(err) // Read with version assert. It should succeed. op2 := CreateReadOp() defer op2.Release() op2.AssertVersion(ver1) err = op2.Operate(suite.ioctx, oid, OperationNoFlag) ta.NoError(err) // Refresh the version. ver2, err := suite.ioctx.GetLastVersion() ta.NoError(err) // Read with version assert, but modify the version first. // It should fail. op3 := CreateReadOp() defer op3.Release() op3.AssertVersion(ver2 + 1) err = op3.Operate(suite.ioctx, oid, OperationNoFlag) ta.Error(err) }