mirror of https://github.com/restic/restic.git
173 lines
6.6 KiB
Go
173 lines
6.6 KiB
Go
/*
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Copyright 2017 Google Inc. All Rights Reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package spanner
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import (
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"math"
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"reflect"
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"testing"
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"time"
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"cloud.google.com/go/civil"
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"github.com/golang/protobuf/proto"
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proto3 "github.com/golang/protobuf/ptypes/struct"
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sppb "google.golang.org/genproto/googleapis/spanner/v1"
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)
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// Test Statement.bindParams.
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func TestBindParams(t *testing.T) {
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// Verify Statement.bindParams generates correct values and types.
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st := Statement{
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SQL: "SELECT id from t_foo WHERE col = @var",
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Params: map[string]interface{}{"var": nil},
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}
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want := &sppb.ExecuteSqlRequest{
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Params: &proto3.Struct{
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Fields: map[string]*proto3.Value{"var": nil},
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},
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ParamTypes: map[string]*sppb.Type{"var": nil},
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}
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var (
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t1, _ = time.Parse(time.RFC3339Nano, "2016-11-15T15:04:05.999999999Z")
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// Boundaries
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t2, _ = time.Parse(time.RFC3339Nano, "0001-01-01T00:00:00.000000000Z")
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t3, _ = time.Parse(time.RFC3339Nano, "9999-12-31T23:59:59.999999999Z")
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d1, _ = civil.ParseDate("2016-11-15")
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// Boundaries
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d2, _ = civil.ParseDate("0001-01-01")
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d3, _ = civil.ParseDate("9999-12-31")
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)
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for i, test := range []struct {
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val interface{}
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wantField *proto3.Value
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wantType *sppb.Type
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}{
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// bool
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{true, boolProto(true), boolType()},
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{NullBool{true, true}, boolProto(true), boolType()},
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{NullBool{true, false}, nullProto(), boolType()},
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{[]bool(nil), nullProto(), listType(boolType())},
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{[]bool{}, listProto(), listType(boolType())},
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{[]bool{true, false}, listProto(boolProto(true), boolProto(false)), listType(boolType())},
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{[]NullBool(nil), nullProto(), listType(boolType())},
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{[]NullBool{}, listProto(), listType(boolType())},
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{[]NullBool{{true, true}, {}}, listProto(boolProto(true), nullProto()), listType(boolType())},
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// int
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{int(1), intProto(1), intType()},
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{[]int(nil), nullProto(), listType(intType())},
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{[]int{}, listProto(), listType(intType())},
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{[]int{1, 2}, listProto(intProto(1), intProto(2)), listType(intType())},
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// int64
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{int64(1), intProto(1), intType()},
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{NullInt64{5, true}, intProto(5), intType()},
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{NullInt64{5, false}, nullProto(), intType()},
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{[]int64(nil), nullProto(), listType(intType())},
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{[]int64{}, listProto(), listType(intType())},
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{[]int64{1, 2}, listProto(intProto(1), intProto(2)), listType(intType())},
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{[]NullInt64(nil), nullProto(), listType(intType())},
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{[]NullInt64{}, listProto(), listType(intType())},
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{[]NullInt64{{1, true}, {}}, listProto(intProto(1), nullProto()), listType(intType())},
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// float64
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{0.0, floatProto(0.0), floatType()},
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{math.Inf(1), floatProto(math.Inf(1)), floatType()},
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{math.Inf(-1), floatProto(math.Inf(-1)), floatType()},
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{math.NaN(), floatProto(math.NaN()), floatType()},
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{NullFloat64{2.71, true}, floatProto(2.71), floatType()},
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{NullFloat64{1.41, false}, nullProto(), floatType()},
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{[]float64(nil), nullProto(), listType(floatType())},
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{[]float64{}, listProto(), listType(floatType())},
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{[]float64{2.72, math.Inf(1)}, listProto(floatProto(2.72), floatProto(math.Inf(1))), listType(floatType())},
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{[]NullFloat64(nil), nullProto(), listType(floatType())},
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{[]NullFloat64{}, listProto(), listType(floatType())},
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{[]NullFloat64{{2.72, true}, {}}, listProto(floatProto(2.72), nullProto()), listType(floatType())},
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// string
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{"", stringProto(""), stringType()},
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{"foo", stringProto("foo"), stringType()},
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{NullString{"bar", true}, stringProto("bar"), stringType()},
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{NullString{"bar", false}, nullProto(), stringType()},
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{[]string(nil), nullProto(), listType(stringType())},
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{[]string{}, listProto(), listType(stringType())},
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{[]string{"foo", "bar"}, listProto(stringProto("foo"), stringProto("bar")), listType(stringType())},
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{[]NullString(nil), nullProto(), listType(stringType())},
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{[]NullString{}, listProto(), listType(stringType())},
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{[]NullString{{"foo", true}, {}}, listProto(stringProto("foo"), nullProto()), listType(stringType())},
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// bytes
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{[]byte{}, bytesProto([]byte{}), bytesType()},
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{[]byte{1, 2, 3}, bytesProto([]byte{1, 2, 3}), bytesType()},
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{[]byte(nil), nullProto(), bytesType()},
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{[][]byte(nil), nullProto(), listType(bytesType())},
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{[][]byte{}, listProto(), listType(bytesType())},
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{[][]byte{[]byte{1}, []byte(nil)}, listProto(bytesProto([]byte{1}), nullProto()), listType(bytesType())},
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// date
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{d1, dateProto(d1), dateType()},
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{NullDate{civil.Date{}, false}, nullProto(), dateType()},
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{[]civil.Date(nil), nullProto(), listType(dateType())},
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{[]civil.Date{}, listProto(), listType(dateType())},
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{[]civil.Date{d1, d2, d3}, listProto(dateProto(d1), dateProto(d2), dateProto(d3)), listType(dateType())},
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{[]NullDate{NullDate{d2, true}, NullDate{}}, listProto(dateProto(d2), nullProto()), listType(dateType())},
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// timestamp
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{t1, timeProto(t1), timeType()},
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{NullTime{}, nullProto(), timeType()},
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{[]time.Time(nil), nullProto(), listType(timeType())},
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{[]time.Time{}, listProto(), listType(timeType())},
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{[]time.Time{t1, t2, t3}, listProto(timeProto(t1), timeProto(t2), timeProto(t3)), listType(timeType())},
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{[]NullTime{NullTime{t2, true}, NullTime{}}, listProto(timeProto(t2), nullProto()), listType(timeType())},
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} {
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st.Params["var"] = test.val
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want.Params.Fields["var"] = test.wantField
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want.ParamTypes["var"] = test.wantType
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got := &sppb.ExecuteSqlRequest{}
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if err := st.bindParams(got); err != nil || !proto.Equal(got, want) {
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// handle NaN
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if test.wantType.Code == floatType().Code && proto.MarshalTextString(got) == proto.MarshalTextString(want) {
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continue
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}
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t.Errorf("#%d: bind result: \n(%v, %v)\nwant\n(%v, %v)\n", i, got, err, want, nil)
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}
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}
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// Verify type error reporting.
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for _, test := range []struct {
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val interface{}
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wantErr error
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}{
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{
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struct{}{},
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errBindParam("var", struct{}{}, errEncoderUnsupportedType(struct{}{})),
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},
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{
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nil,
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errBindParam("var", nil, errNilParam),
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},
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} {
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st.Params["var"] = test.val
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var got sppb.ExecuteSqlRequest
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if err := st.bindParams(&got); !reflect.DeepEqual(err, test.wantErr) {
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t.Errorf("value %#v:\ngot: %v\nwant: %v", test.val, err, test.wantErr)
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}
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}
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}
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func TestNewStatement(t *testing.T) {
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s := NewStatement("query")
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if got, want := s.SQL, "query"; got != want {
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t.Errorf("got %q, want %q", got, want)
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}
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}
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