|
| 1 | +package exported |
| 2 | + |
| 3 | +import ( |
| 4 | + "context" |
| 5 | + "database/sql" |
| 6 | + "fmt" |
| 7 | + "reflect" |
| 8 | + "testing" |
| 9 | + |
| 10 | + "cloud.google.com/go/spanner" |
| 11 | + "cloud.google.com/go/spanner/admin/database/apiv1/databasepb" |
| 12 | + sppb "cloud.google.com/go/spanner/apiv1/spannerpb" |
| 13 | + "github.com/googleapis/go-sql-spanner/testutil" |
| 14 | + "google.golang.org/api/option" |
| 15 | + "google.golang.org/protobuf/proto" |
| 16 | + "google.golang.org/protobuf/types/known/durationpb" |
| 17 | + "google.golang.org/protobuf/types/known/structpb" |
| 18 | +) |
| 19 | + |
| 20 | +func TestSimpleQuery(t *testing.T) { |
| 21 | + t.Parallel() |
| 22 | + |
| 23 | + dsn, _, teardown := setupTestDBConnection(t) |
| 24 | + defer teardown() |
| 25 | + |
| 26 | + pool := CreatePool(dsn) |
| 27 | + conn := CreateConnection(pool.ObjectId) |
| 28 | + statement := sppb.ExecuteSqlRequest{ |
| 29 | + Sql: testutil.SelectFooFromBar, |
| 30 | + } |
| 31 | + statementBytes, err := proto.Marshal(&statement) |
| 32 | + if err != nil { |
| 33 | + t.Fatalf("failed to marshal statement: %v", err) |
| 34 | + } |
| 35 | + results := Execute(pool.ObjectId, conn.ObjectId, statementBytes) |
| 36 | + metadata := Metadata(pool.ObjectId, conn.ObjectId, results.ObjectId) |
| 37 | + if metadata.Code != 0 { |
| 38 | + t.Fatalf("metadata.Code: %v", metadata.Code) |
| 39 | + } |
| 40 | + for { |
| 41 | + row := Next(pool.ObjectId, conn.ObjectId, results.ObjectId) |
| 42 | + if row.Length() == 0 { |
| 43 | + break |
| 44 | + } |
| 45 | + values := structpb.ListValue{} |
| 46 | + if err := proto.Unmarshal(row.Res, &values); err != nil { |
| 47 | + t.Fatalf("failed to unmarshal row: %v", err) |
| 48 | + } |
| 49 | + } |
| 50 | + stats := ResultSetStats(pool.ObjectId, conn.ObjectId, results.ObjectId) |
| 51 | + if stats.Code != 0 { |
| 52 | + t.Fatalf("stats.Code: %v", stats.Code) |
| 53 | + } |
| 54 | + CloseRows(pool.ObjectId, conn.ObjectId, results.ObjectId) |
| 55 | + CloseConnection(pool.ObjectId, conn.ObjectId) |
| 56 | + ClosePool(pool.ObjectId) |
| 57 | +} |
| 58 | + |
| 59 | +func TestQueryWithTimestampBound(t *testing.T) { |
| 60 | + t.Parallel() |
| 61 | + |
| 62 | + dsn, server, teardown := setupTestDBConnection(t) |
| 63 | + defer teardown() |
| 64 | + |
| 65 | + pool := CreatePool(dsn) |
| 66 | + conn := CreateConnection(pool.ObjectId) |
| 67 | + statement := sppb.ExecuteSqlRequest{ |
| 68 | + Sql: testutil.SelectFooFromBar, |
| 69 | + Transaction: &sppb.TransactionSelector{ |
| 70 | + Selector: &sppb.TransactionSelector_SingleUse{ |
| 71 | + SingleUse: &sppb.TransactionOptions{ |
| 72 | + Mode: &sppb.TransactionOptions_ReadOnly_{ |
| 73 | + ReadOnly: &sppb.TransactionOptions_ReadOnly{ |
| 74 | + TimestampBound: &sppb.TransactionOptions_ReadOnly_MaxStaleness{ |
| 75 | + MaxStaleness: &durationpb.Duration{Seconds: 10}, |
| 76 | + }, |
| 77 | + }, |
| 78 | + }, |
| 79 | + }, |
| 80 | + }, |
| 81 | + }, |
| 82 | + } |
| 83 | + statementBytes, err := proto.Marshal(&statement) |
| 84 | + if err != nil { |
| 85 | + t.Fatalf("failed to marshal statement: %v", err) |
| 86 | + } |
| 87 | + results := Execute(pool.ObjectId, conn.ObjectId, statementBytes) |
| 88 | + metadata := Metadata(pool.ObjectId, conn.ObjectId, results.ObjectId) |
| 89 | + if metadata.Code != 0 { |
| 90 | + t.Fatalf("metadata.Code: %v", metadata.Code) |
| 91 | + } |
| 92 | + for { |
| 93 | + row := Next(pool.ObjectId, conn.ObjectId, results.ObjectId) |
| 94 | + if row.Length() == 0 { |
| 95 | + break |
| 96 | + } |
| 97 | + values := structpb.ListValue{} |
| 98 | + if err := proto.Unmarshal(row.Res, &values); err != nil { |
| 99 | + t.Fatalf("failed to unmarshal row: %v", err) |
| 100 | + } |
| 101 | + } |
| 102 | + stats := ResultSetStats(pool.ObjectId, conn.ObjectId, results.ObjectId) |
| 103 | + if stats.Code != 0 { |
| 104 | + t.Fatalf("stats.Code: %v", stats.Code) |
| 105 | + } |
| 106 | + CloseRows(pool.ObjectId, conn.ObjectId, results.ObjectId) |
| 107 | + CloseConnection(pool.ObjectId, conn.ObjectId) |
| 108 | + ClosePool(pool.ObjectId) |
| 109 | + |
| 110 | + requests := drainRequestsFromServer(server.TestSpanner) |
| 111 | + sqlRequests := requestsOfType(requests, reflect.TypeOf(&sppb.ExecuteSqlRequest{})) |
| 112 | + if g, w := len(sqlRequests), 1; g != w { |
| 113 | + t.Fatalf("sql requests count mismatch\nGot: %v\nWant: %v", g, w) |
| 114 | + } |
| 115 | + req := sqlRequests[0].(*sppb.ExecuteSqlRequest) |
| 116 | + if req.Transaction == nil { |
| 117 | + t.Fatalf("missing transaction for ExecuteSqlRequest") |
| 118 | + } |
| 119 | + if req.Transaction.GetSingleUse() == nil { |
| 120 | + t.Fatalf("missing single use selector for ExecuteSqlRequest") |
| 121 | + } |
| 122 | + if req.Transaction.GetSingleUse().GetReadOnly() == nil { |
| 123 | + t.Fatalf("missing read-only option for ExecuteSqlRequest") |
| 124 | + } |
| 125 | + if req.Transaction.GetSingleUse().GetReadOnly().GetMaxStaleness() == nil { |
| 126 | + t.Fatalf("missing max staleness timestampbound for ExecuteSqlRequest") |
| 127 | + } |
| 128 | + if g, w := req.Transaction.GetSingleUse().GetReadOnly().GetMaxStaleness().GetSeconds(), int64(10); g != w { |
| 129 | + t.Fatalf("max staleness seconds mismatch\n Got: %v\nWant: %v", g, w) |
| 130 | + } |
| 131 | +} |
| 132 | + |
| 133 | +func setupTestDBConnection(t *testing.T) (dsn string, server *testutil.MockedSpannerInMemTestServer, teardown func()) { |
| 134 | + return setupTestDBConnectionWithParams(t, "") |
| 135 | +} |
| 136 | + |
| 137 | +func setupTestDBConnectionWithDialect(t *testing.T, dialect databasepb.DatabaseDialect) (dsn string, server *testutil.MockedSpannerInMemTestServer, teardown func()) { |
| 138 | + return setupTestDBConnectionWithParamsAndDialect(t, "", dialect) |
| 139 | +} |
| 140 | + |
| 141 | +func setupTestDBConnectionWithParams(t *testing.T, params string) (dsn string, server *testutil.MockedSpannerInMemTestServer, teardown func()) { |
| 142 | + return setupTestDBConnectionWithParamsAndDialect(t, params, databasepb.DatabaseDialect_GOOGLE_STANDARD_SQL) |
| 143 | +} |
| 144 | + |
| 145 | +func setupMockedTestServerWithDialect(t *testing.T, dialect databasepb.DatabaseDialect) (server *testutil.MockedSpannerInMemTestServer, client *spanner.Client, teardown func()) { |
| 146 | + return setupMockedTestServerWithConfigAndClientOptionsAndDialect(t, spanner.ClientConfig{}, []option.ClientOption{}, dialect) |
| 147 | +} |
| 148 | + |
| 149 | +func setupTestDBConnectionWithParamsAndDialect(t *testing.T, params string, dialect databasepb.DatabaseDialect) (dsn string, server *testutil.MockedSpannerInMemTestServer, teardown func()) { |
| 150 | + server, _, serverTeardown := setupMockedTestServerWithDialect(t, dialect) |
| 151 | + dsn = fmt.Sprintf("%s/projects/p/instances/i/databases/d?useplaintext=true;%s", server.Address, params) |
| 152 | + db, err := sql.Open("spanner", dsn) |
| 153 | + if err != nil { |
| 154 | + serverTeardown() |
| 155 | + t.Fatal(err) |
| 156 | + } |
| 157 | + return dsn, server, func() { |
| 158 | + _ = db.Close() |
| 159 | + serverTeardown() |
| 160 | + } |
| 161 | +} |
| 162 | + |
| 163 | +func setupMockedTestServerWithConfigAndClientOptionsAndDialect(t *testing.T, config spanner.ClientConfig, clientOptions []option.ClientOption, dialect databasepb.DatabaseDialect) (server *testutil.MockedSpannerInMemTestServer, client *spanner.Client, teardown func()) { |
| 164 | + server, opts, serverTeardown := testutil.NewMockedSpannerInMemTestServer(t) |
| 165 | + server.SetupSelectDialectResult(dialect) |
| 166 | + |
| 167 | + opts = append(opts, clientOptions...) |
| 168 | + ctx := context.Background() |
| 169 | + formattedDatabase := fmt.Sprintf("projects/%s/instances/%s/databases/%s", "[PROJECT]", "[INSTANCE]", "[DATABASE]") |
| 170 | + config.DisableNativeMetrics = true |
| 171 | + client, err := spanner.NewClientWithConfig(ctx, formattedDatabase, config, opts...) |
| 172 | + if err != nil { |
| 173 | + t.Fatal(err) |
| 174 | + } |
| 175 | + return server, client, func() { |
| 176 | + client.Close() |
| 177 | + serverTeardown() |
| 178 | + } |
| 179 | +} |
| 180 | + |
| 181 | +func requestsOfType(requests []interface{}, t reflect.Type) []interface{} { |
| 182 | + res := make([]interface{}, 0) |
| 183 | + for _, req := range requests { |
| 184 | + if reflect.TypeOf(req) == t { |
| 185 | + res = append(res, req) |
| 186 | + } |
| 187 | + } |
| 188 | + return res |
| 189 | +} |
| 190 | + |
| 191 | +func drainRequestsFromServer(server testutil.InMemSpannerServer) []interface{} { |
| 192 | + var reqs []interface{} |
| 193 | +loop: |
| 194 | + for { |
| 195 | + select { |
| 196 | + case req := <-server.ReceivedRequests(): |
| 197 | + reqs = append(reqs, req) |
| 198 | + default: |
| 199 | + break loop |
| 200 | + } |
| 201 | + } |
| 202 | + return reqs |
| 203 | +} |
0 commit comments