adds test for errors in update

store/postgres_test.go

@@ -534,3 +534,67 @@ func TestUpdateAction(t *testing.T) {
 	}
 
 }
+
+
+func TestUpdateActionErr(t *testing.T) {
+	// setup
+	assert := assert.New(t)
+
+	str, mock := getDbMock(t)
+	completedOn, _ := time.Parse("2006-01-02", "2021-01-01")
+	action := &models.Action{
+		CompletedOn:       &completedOn,
+		EstimatedChunks:   3,
+		CompletedChunks:   6,
+		PlanID:            5,
+		ActionDescription: "testing",
+		ActionID: 2,
+	}
+
+	mock.ExpectBegin()
+	mock.ExpectExec("UPDATE actions").
+		WithArgs("testing", 3, 6, completedOn, 5, 2).
+		WillReturnError(fmt.Errorf("example error"))
+	mock.ExpectRollback()
+
+	// function under test
+	err := str.UpdateAction(action)
+	// check results
+	assert.NotNil(err)
+	if err := mock.ExpectationsWereMet(); err != nil {
+		t.Errorf("unfulfilled expectations: %s", err)
+	}
+
+}
+
+func TestUpdateActionCommitErr(t *testing.T) {
+	// setup
+	assert := assert.New(t)
+
+	str, mock := getDbMock(t)
+	completedOn, _ := time.Parse("2006-01-02", "2021-01-01")
+	action := &models.Action{
+		CompletedOn:       &completedOn,
+		EstimatedChunks:   3,
+		CompletedChunks:   6,
+		PlanID:            5,
+		ActionDescription: "testing",
+		ActionID: 2,
+	}
+
+
+	mock.ExpectBegin()
+	mock.ExpectExec("UPDATE actions").
+		WithArgs("testing", 3, 6, completedOn, 5, 2).
+		WillReturnResult(sqlmock.NewResult(1, 1))
+	mock.ExpectCommit().WillReturnError(fmt.Errorf("another error example"))
+
+	// function under test
+	err := str.UpdateAction(action)
+	// check results
+	assert.NotNil(err)
+	if err := mock.ExpectationsWereMet(); err != nil {
+		t.Errorf("unfulfilled expectations: %s", err)
+	}
+
+}