func (self *DataTestSuite) CountWithAlias(c *C) (Fun, Fun) { return func(client Client) { // generate 10 points to make sure the aggregation will be calculated now := time.Now().Truncate(time.Hour) data := CreatePoints("test_aliasing", 1, 2) data[0].Columns = append(data[0].Columns, "time") data[0].Points[0] = append(data[0].Points[0], now.Unix()) data[0].Points[1] = append(data[0].Points[1], now.Add(-time.Second).Unix()) client.WriteData(data, c) }, func(client Client) { for _, name := range engine.GetRegisteredAggregators() { query := fmt.Sprintf("select %s(column0) as some_alias from test_aliasing", name) if name == "percentile" { query = "select percentile(column0, 90) as some_alias from test_aliasing" } fmt.Printf("query: %s\n", query) data := client.RunQuery(query, c, "m") c.Assert(data, HasLen, 1) c.Assert(data[0].Name, Equals, "test_aliasing") if name == "histogram" { c.Assert(data[0].Columns, DeepEquals, []string{"time", "some_alias_bucket_start", "some_alias_count"}) continue } c.Assert(data[0].Columns, DeepEquals, []string{"time", "some_alias"}) } } }
func (self *IntegrationSuite) TestCountWithAlias(c *C) { for i := 0; i < 5; i++ { err := self.server.WriteData(fmt.Sprintf(` [ { "name": "test_aliasing", "columns": ["cpu", "host"], "points": [[%d, "hosta"], [%d, "hostb"]] } ] `, 60+i*10, 70+i*10)) c.Assert(err, IsNil) } for _, name := range engine.GetRegisteredAggregators() { query := fmt.Sprintf("select %s(cpu) as some_alias from test_aliasing", name) if name == "percentile" { query = "select percentile(cpu, 90) as some_alias from test_aliasing" } fmt.Printf("query: %s\n", query) bs, err := self.server.RunQuery(query, "m") c.Assert(err, IsNil) data := []*SerializedSeries{} err = json.Unmarshal(bs, &data) c.Assert(data, HasLen, 1) c.Assert(data[0].Name, Equals, "test_aliasing") if name == "histogram" { c.Assert(data[0].Columns, DeepEquals, []string{"time", "some_alias_bucket_start", "some_alias_count"}) continue } c.Assert(data[0].Columns, DeepEquals, []string{"time", "some_alias"}) } }