| // Copyright 2016 Google LLC |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| package bigquery |
| |
| import ( |
| "errors" |
| "math" |
| "math/big" |
| "reflect" |
| "testing" |
| "time" |
| |
| "cloud.google.com/go/civil" |
| "cloud.google.com/go/internal/testutil" |
| "github.com/google/go-cmp/cmp" |
| "golang.org/x/net/context" |
| bq "google.golang.org/api/bigquery/v2" |
| ) |
| |
| var scalarTests = []struct { |
| val interface{} // The Go value |
| wantVal string // paramValue's desired output |
| wantType *bq.QueryParameterType // paramType's desired output |
| }{ |
| {int64(0), "0", int64ParamType}, |
| {3.14, "3.14", float64ParamType}, |
| {3.14159e-87, "3.14159e-87", float64ParamType}, |
| {true, "true", boolParamType}, |
| {"string", "string", stringParamType}, |
| {"\u65e5\u672c\u8a9e\n", "\u65e5\u672c\u8a9e\n", stringParamType}, |
| {math.NaN(), "NaN", float64ParamType}, |
| {[]byte("foo"), "Zm9v", bytesParamType}, // base64 encoding of "foo" |
| {time.Date(2016, 3, 20, 4, 22, 9, 5000, time.FixedZone("neg1-2", -3720)), |
| "2016-03-20 04:22:09.000005-01:02", |
| timestampParamType}, |
| {civil.Date{Year: 2016, Month: 3, Day: 20}, "2016-03-20", dateParamType}, |
| {civil.Time{Hour: 4, Minute: 5, Second: 6, Nanosecond: 789000000}, "04:05:06.789000", timeParamType}, |
| {civil.DateTime{Date: civil.Date{Year: 2016, Month: 3, Day: 20}, Time: civil.Time{Hour: 4, Minute: 5, Second: 6, Nanosecond: 789000000}}, |
| "2016-03-20 04:05:06.789000", |
| dateTimeParamType}, |
| {big.NewRat(12345, 1000), "12.345000000", numericParamType}, |
| } |
| |
| type ( |
| S1 struct { |
| A int |
| B *S2 |
| C bool |
| } |
| S2 struct { |
| D string |
| e int |
| } |
| ) |
| |
| var ( |
| s1 = S1{ |
| A: 1, |
| B: &S2{D: "s"}, |
| C: true, |
| } |
| |
| s1ParamType = &bq.QueryParameterType{ |
| Type: "STRUCT", |
| StructTypes: []*bq.QueryParameterTypeStructTypes{ |
| {Name: "A", Type: int64ParamType}, |
| {Name: "B", Type: &bq.QueryParameterType{ |
| Type: "STRUCT", |
| StructTypes: []*bq.QueryParameterTypeStructTypes{ |
| {Name: "D", Type: stringParamType}, |
| }, |
| }}, |
| {Name: "C", Type: boolParamType}, |
| }, |
| } |
| |
| s1ParamValue = bq.QueryParameterValue{ |
| StructValues: map[string]bq.QueryParameterValue{ |
| "A": sval("1"), |
| "B": { |
| StructValues: map[string]bq.QueryParameterValue{ |
| "D": sval("s"), |
| }, |
| }, |
| "C": sval("true"), |
| }, |
| } |
| |
| s1ParamReturnValue = map[string]interface{}{ |
| "A": int64(1), |
| "B": map[string]interface{}{"D": "s"}, |
| "C": true, |
| } |
| ) |
| |
| func sval(s string) bq.QueryParameterValue { |
| return bq.QueryParameterValue{Value: s} |
| } |
| |
| func TestParamValueScalar(t *testing.T) { |
| for _, test := range scalarTests { |
| got, err := paramValue(reflect.ValueOf(test.val)) |
| if err != nil { |
| t.Errorf("%v: got %v, want nil", test.val, err) |
| continue |
| } |
| want := sval(test.wantVal) |
| if !testutil.Equal(got, want) { |
| t.Errorf("%v:\ngot %+v\nwant %+v", test.val, got, want) |
| } |
| } |
| } |
| |
| func TestParamValueArray(t *testing.T) { |
| qpv := bq.QueryParameterValue{ArrayValues: []*bq.QueryParameterValue{ |
| {Value: "1"}, |
| {Value: "2"}, |
| }, |
| } |
| for _, test := range []struct { |
| val interface{} |
| want bq.QueryParameterValue |
| }{ |
| {[]int(nil), bq.QueryParameterValue{}}, |
| {[]int{}, bq.QueryParameterValue{}}, |
| {[]int{1, 2}, qpv}, |
| {[2]int{1, 2}, qpv}, |
| } { |
| got, err := paramValue(reflect.ValueOf(test.val)) |
| if err != nil { |
| t.Fatal(err) |
| } |
| if !testutil.Equal(got, test.want) { |
| t.Errorf("%#v:\ngot %+v\nwant %+v", test.val, got, test.want) |
| } |
| } |
| } |
| |
| func TestParamValueStruct(t *testing.T) { |
| got, err := paramValue(reflect.ValueOf(s1)) |
| if err != nil { |
| t.Fatal(err) |
| } |
| if !testutil.Equal(got, s1ParamValue) { |
| t.Errorf("got %+v\nwant %+v", got, s1ParamValue) |
| } |
| } |
| |
| func TestParamValueErrors(t *testing.T) { |
| // paramValue lets a few invalid types through, but paramType catches them. |
| // Since we never call one without the other that's fine. |
| for _, val := range []interface{}{nil, new([]int)} { |
| _, err := paramValue(reflect.ValueOf(val)) |
| if err == nil { |
| t.Errorf("%v (%T): got nil, want error", val, val) |
| } |
| } |
| } |
| |
| func TestParamType(t *testing.T) { |
| for _, test := range scalarTests { |
| got, err := paramType(reflect.TypeOf(test.val)) |
| if err != nil { |
| t.Fatal(err) |
| } |
| if !testutil.Equal(got, test.wantType) { |
| t.Errorf("%v (%T): got %v, want %v", test.val, test.val, got, test.wantType) |
| } |
| } |
| for _, test := range []struct { |
| val interface{} |
| want *bq.QueryParameterType |
| }{ |
| {uint32(32767), int64ParamType}, |
| {[]byte("foo"), bytesParamType}, |
| {[]int{}, &bq.QueryParameterType{Type: "ARRAY", ArrayType: int64ParamType}}, |
| {[3]bool{}, &bq.QueryParameterType{Type: "ARRAY", ArrayType: boolParamType}}, |
| {S1{}, s1ParamType}, |
| } { |
| got, err := paramType(reflect.TypeOf(test.val)) |
| if err != nil { |
| t.Fatal(err) |
| } |
| if !testutil.Equal(got, test.want) { |
| t.Errorf("%v (%T): got %v, want %v", test.val, test.val, got, test.want) |
| } |
| } |
| } |
| |
| func TestParamTypeErrors(t *testing.T) { |
| for _, val := range []interface{}{ |
| nil, uint(0), new([]int), make(chan int), |
| } { |
| _, err := paramType(reflect.TypeOf(val)) |
| if err == nil { |
| t.Errorf("%v (%T): got nil, want error", val, val) |
| } |
| } |
| } |
| |
| func TestConvertParamValue(t *testing.T) { |
| // Scalars. |
| for _, test := range scalarTests { |
| pval, err := paramValue(reflect.ValueOf(test.val)) |
| if err != nil { |
| t.Fatal(err) |
| } |
| ptype, err := paramType(reflect.TypeOf(test.val)) |
| if err != nil { |
| t.Fatal(err) |
| } |
| got, err := convertParamValue(&pval, ptype) |
| if err != nil { |
| t.Fatalf("convertParamValue(%+v, %+v): %v", pval, ptype, err) |
| } |
| if !testutil.Equal(got, test.val) { |
| t.Errorf("%#v: got %#v", test.val, got) |
| } |
| } |
| // Arrays. |
| for _, test := range []struct { |
| pval *bq.QueryParameterValue |
| want []interface{} |
| }{ |
| { |
| &bq.QueryParameterValue{}, |
| nil, |
| }, |
| { |
| &bq.QueryParameterValue{ |
| ArrayValues: []*bq.QueryParameterValue{{Value: "1"}, {Value: "2"}}, |
| }, |
| []interface{}{int64(1), int64(2)}, |
| }, |
| } { |
| ptype := &bq.QueryParameterType{Type: "ARRAY", ArrayType: int64ParamType} |
| got, err := convertParamValue(test.pval, ptype) |
| if err != nil { |
| t.Fatalf("%+v: %v", test.pval, err) |
| } |
| if !testutil.Equal(got, test.want) { |
| t.Errorf("%+v: got %+v, want %+v", test.pval, got, test.want) |
| } |
| } |
| // Structs. |
| got, err := convertParamValue(&s1ParamValue, s1ParamType) |
| if err != nil { |
| t.Fatal(err) |
| } |
| if !testutil.Equal(got, s1ParamReturnValue) { |
| t.Errorf("got %+v, want %+v", got, s1ParamReturnValue) |
| } |
| } |
| |
| func TestIntegration_ScalarParam(t *testing.T) { |
| roundToMicros := cmp.Transformer("RoundToMicros", |
| func(t time.Time) time.Time { return t.Round(time.Microsecond) }) |
| c := getClient(t) |
| for _, test := range scalarTests { |
| gotData, gotParam, err := paramRoundTrip(c, test.val) |
| if err != nil { |
| t.Fatal(err) |
| } |
| if !testutil.Equal(gotData, test.val, roundToMicros) { |
| t.Errorf("\ngot %#v (%T)\nwant %#v (%T)", gotData, gotData, test.val, test.val) |
| } |
| if !testutil.Equal(gotParam, test.val, roundToMicros) { |
| t.Errorf("\ngot %#v (%T)\nwant %#v (%T)", gotParam, gotParam, test.val, test.val) |
| } |
| } |
| } |
| |
| func TestIntegration_OtherParam(t *testing.T) { |
| c := getClient(t) |
| for _, test := range []struct { |
| val interface{} |
| wantData interface{} |
| wantParam interface{} |
| }{ |
| {[]int(nil), []Value(nil), []interface{}(nil)}, |
| {[]int{}, []Value(nil), []interface{}(nil)}, |
| { |
| []int{1, 2}, |
| []Value{int64(1), int64(2)}, |
| []interface{}{int64(1), int64(2)}, |
| }, |
| { |
| [3]int{1, 2, 3}, |
| []Value{int64(1), int64(2), int64(3)}, |
| []interface{}{int64(1), int64(2), int64(3)}, |
| }, |
| { |
| S1{}, |
| []Value{int64(0), nil, false}, |
| map[string]interface{}{ |
| "A": int64(0), |
| "B": nil, |
| "C": false, |
| }, |
| }, |
| { |
| s1, |
| []Value{int64(1), []Value{"s"}, true}, |
| s1ParamReturnValue, |
| }, |
| } { |
| gotData, gotParam, err := paramRoundTrip(c, test.val) |
| if err != nil { |
| t.Fatal(err) |
| } |
| if !testutil.Equal(gotData, test.wantData) { |
| t.Errorf("%#v:\ngot %#v (%T)\nwant %#v (%T)", |
| test.val, gotData, gotData, test.wantData, test.wantData) |
| } |
| if !testutil.Equal(gotParam, test.wantParam) { |
| t.Errorf("%#v:\ngot %#v (%T)\nwant %#v (%T)", |
| test.val, gotParam, gotParam, test.wantParam, test.wantParam) |
| } |
| } |
| } |
| |
| // paramRoundTrip passes x as a query parameter to BigQuery. It returns |
| // the resulting data value from running the query and the parameter value from |
| // the returned job configuration. |
| func paramRoundTrip(c *Client, x interface{}) (data Value, param interface{}, err error) { |
| ctx := context.Background() |
| q := c.Query("select ?") |
| q.Parameters = []QueryParameter{{Value: x}} |
| job, err := q.Run(ctx) |
| if err != nil { |
| return nil, nil, err |
| } |
| it, err := job.Read(ctx) |
| if err != nil { |
| return nil, nil, err |
| } |
| var val []Value |
| err = it.Next(&val) |
| if err != nil { |
| return nil, nil, err |
| } |
| if len(val) != 1 { |
| return nil, nil, errors.New("wrong number of values") |
| } |
| conf, err := job.Config() |
| if err != nil { |
| return nil, nil, err |
| } |
| return val[0], conf.(*QueryConfig).Parameters[0].Value, nil |
| } |
