vitess.io/vitess@v0.16.2/go/cmd/vtclient/vtclient_test.go (about) 1 /* 2 Copyright 2019 The Vitess Authors. 3 4 Licensed under the Apache License, Version 2.0 (the "License"); 5 you may not use this file except in compliance with the License. 6 You may obtain a copy of the License at 7 8 http://www.apache.org/licenses/LICENSE-2.0 9 10 Unless required by applicable law or agreedto in writing, software 11 distributed under the License is distributed on an "AS IS" BASIS, 12 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 See the License for the specific language governing permissions and 14 limitations under the License. 15 */ 16 17 package main 18 19 import ( 20 "fmt" 21 "os" 22 "strings" 23 "testing" 24 25 "github.com/spf13/pflag" 26 27 "vitess.io/vitess/go/vt/vttest" 28 29 vschemapb "vitess.io/vitess/go/vt/proto/vschema" 30 vttestpb "vitess.io/vitess/go/vt/proto/vttest" 31 ) 32 33 func TestVtclient(t *testing.T) { 34 // Build the config for vttest. 35 var cfg vttest.Config 36 cfg.Topology = &vttestpb.VTTestTopology{ 37 Keyspaces: []*vttestpb.Keyspace{ 38 { 39 Name: "test_keyspace", 40 Shards: []*vttestpb.Shard{ 41 { 42 Name: "0", 43 }, 44 }, 45 }, 46 }, 47 } 48 schema := `CREATE TABLE table1 ( 49 id BIGINT(20) UNSIGNED NOT NULL, 50 i INT NOT NULL, 51 PRIMARY KEY (id) 52 ) ENGINE=InnoDB` 53 vschema := &vschemapb.Keyspace{ 54 Sharded: true, 55 Vindexes: map[string]*vschemapb.Vindex{ 56 "hash": { 57 Type: "hash", 58 }, 59 }, 60 Tables: map[string]*vschemapb.Table{ 61 "table1": { 62 ColumnVindexes: []*vschemapb.ColumnVindex{ 63 { 64 Column: "id", 65 Name: "hash", 66 }, 67 }, 68 }, 69 }, 70 } 71 if err := cfg.InitSchemas("test_keyspace", schema, vschema); err != nil { 72 t.Fatalf("InitSchemas failed: %v", err) 73 } 74 defer os.RemoveAll(cfg.SchemaDir) 75 cluster := vttest.LocalCluster{ 76 Config: cfg, 77 } 78 if err := cluster.Setup(); err != nil { 79 t.Fatalf("InitSchemas failed: %v", err) 80 } 81 defer cluster.TearDown() // nolint:errcheck 82 83 vtgateAddr := fmt.Sprintf("localhost:%v", cluster.Env.PortForProtocol("vtcombo", "grpc")) 84 queries := []struct { 85 args []string 86 rowsAffected int64 87 errMsg string 88 }{ 89 { 90 args: []string{"SELECT * FROM table1"}, 91 }, 92 { 93 args: []string{"--target", "@primary", "--bind_variables", `[ 1, 100 ]`, 94 "INSERT INTO table1 (id, i) VALUES (:v1, :v2)"}, 95 rowsAffected: 1, 96 }, 97 { 98 args: []string{"--target", "@primary", 99 "UPDATE table1 SET i = (i + 1)"}, 100 rowsAffected: 1, 101 }, 102 { 103 args: []string{"--target", "@primary", 104 "SELECT * FROM table1"}, 105 rowsAffected: 1, 106 }, 107 { 108 args: []string{"--target", "@primary", "--bind_variables", `[ 1 ]`, 109 "DELETE FROM table1 WHERE id = :v1"}, 110 rowsAffected: 1, 111 }, 112 { 113 args: []string{"--target", "@primary", 114 "SELECT * FROM table1"}, 115 rowsAffected: 0, 116 }, 117 { 118 args: []string{"SELECT * FROM nonexistent"}, 119 errMsg: "table nonexistent not found", 120 }, 121 } 122 123 // Change ErrorHandling from ExitOnError to panicking. 124 pflag.CommandLine.Init("vtclient_test.go", pflag.PanicOnError) 125 for _, q := range queries { 126 // Run main function directly and not as external process. To achieve this, 127 // overwrite os.Args which is used by pflag.Parse(). 128 os.Args = []string{"vtclient_test.go", "--server", vtgateAddr} 129 os.Args = append(os.Args, q.args...) 130 131 results, err := run() 132 if q.errMsg != "" { 133 if got, want := err.Error(), q.errMsg; !strings.Contains(got, want) { 134 t.Fatalf("vtclient %v returned wrong error: got = %v, want contains = %v", os.Args[1:], got, want) 135 } 136 return 137 } 138 139 if err != nil { 140 t.Fatalf("vtclient %v failed: %v", os.Args[1:], err) 141 } 142 if got, want := results.rowsAffected, q.rowsAffected; got != want { 143 t.Fatalf("wrong rows affected for query: %v got = %v, want = %v", os.Args[1:], got, want) 144 } 145 } 146 }