fix tests on tip
This commit is contained in:
Yasuhiro Matsumoto
parent
569232dc08
commit
42a4d148c2
434
sqlite3_test.go
434
sqlite3_test.go
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@ -11,16 +11,16 @@ import (
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"errors"
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"fmt"
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"io/ioutil"
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"math/rand"
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"net/url"
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"os"
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"reflect"
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"regexp"
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"strconv"
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"strings"
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"sync"
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"testing"
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"time"
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"github.com/mattn/go-sqlite3/sqlite3_test"
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)
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func TempFilename(t *testing.T) string {
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@ -870,18 +870,6 @@ func TestTimezoneConversion(t *testing.T) {
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}
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}
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func TestSuite(t *testing.T) {
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tempFilename := TempFilename(t)
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defer os.Remove(tempFilename)
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db, err := sql.Open("sqlite3", tempFilename+"?_busy_timeout=99999")
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if err != nil {
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t.Fatal(err)
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}
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defer db.Close()
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sqlite3_test.RunTests(t, db, sqlite3_test.SQLITE)
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}
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// TODO: Execer & Queryer currently disabled
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// https://github.com/mattn/go-sqlite3/issues/82
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func TestExecer(t *testing.T) {
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@ -1389,3 +1377,421 @@ func BenchmarkCustomFunctions(b *testing.B) {
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}
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}
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}
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func TestSuite(t *testing.T) {
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tempFilename := TempFilename(t)
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defer os.Remove(tempFilename)
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d, err := sql.Open("sqlite3", tempFilename+"?_busy_timeout=99999")
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if err != nil {
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t.Fatal(err)
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}
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defer d.Close()
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db = &TestDB{t, d, SQLITE, sync.Once{}}
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testing.RunTests(func(string, string) (bool, error) { return true, nil }, tests)
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if !testing.Short() {
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for _, b := range benchmarks {
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fmt.Printf("%-20s", b.Name)
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r := testing.Benchmark(b.F)
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fmt.Printf("%10d %10.0f req/s\n", r.N, float64(r.N)/r.T.Seconds())
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}
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}
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db.tearDown()
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}
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// Dialect is a type of dialect of databases.
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type Dialect int
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// Dialects for databases.
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const (
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SQLITE Dialect = iota // SQLITE mean SQLite3 dialect
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POSTGRESQL // POSTGRESQL mean PostgreSQL dialect
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MYSQL // MYSQL mean MySQL dialect
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)
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// DB provide context for the tests
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type TestDB struct {
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*testing.T
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*sql.DB
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dialect Dialect
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once sync.Once
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}
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var db *TestDB
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// the following tables will be created and dropped during the test
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var testTables = []string{"foo", "bar", "t", "bench"}
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var tests = []testing.InternalTest{
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{Name: "TestBlobs", F: TestBlobs},
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{Name: "TestManyQueryRow", F: TestManyQueryRow},
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{Name: "TestTxQuery", F: TestTxQuery},
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{Name: "TestPreparedStmt", F: TestPreparedStmt},
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}
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var benchmarks = []testing.InternalBenchmark{
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{Name: "BenchmarkExec", F: BenchmarkExec},
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{Name: "BenchmarkQuery", F: BenchmarkQuery},
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{Name: "BenchmarkParams", F: BenchmarkParams},
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{Name: "BenchmarkStmt", F: BenchmarkStmt},
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{Name: "BenchmarkRows", F: BenchmarkRows},
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{Name: "BenchmarkStmtRows", F: BenchmarkStmtRows},
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}
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func (db *TestDB) mustExec(sql string, args ...interface{}) sql.Result {
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res, err := db.Exec(sql, args...)
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if err != nil {
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db.Fatalf("Error running %q: %v", sql, err)
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}
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return res
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}
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func (db *TestDB) tearDown() {
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for _, tbl := range testTables {
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switch db.dialect {
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case SQLITE:
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db.mustExec("drop table if exists " + tbl)
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case MYSQL, POSTGRESQL:
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db.mustExec("drop table if exists " + tbl)
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default:
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db.Fatal("unknown dialect")
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}
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}
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}
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// q replaces ? parameters if needed
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func (db *TestDB) q(sql string) string {
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switch db.dialect {
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case POSTGRESQL: // repace with $1, $2, ..
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qrx := regexp.MustCompile(`\?`)
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n := 0
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return qrx.ReplaceAllStringFunc(sql, func(string) string {
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n++
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return "$" + strconv.Itoa(n)
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})
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}
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return sql
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}
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func (db *TestDB) blobType(size int) string {
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switch db.dialect {
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case SQLITE:
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return fmt.Sprintf("blob[%d]", size)
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case POSTGRESQL:
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return "bytea"
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case MYSQL:
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return fmt.Sprintf("VARBINARY(%d)", size)
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}
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panic("unknown dialect")
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}
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func (db *TestDB) serialPK() string {
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switch db.dialect {
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case SQLITE:
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return "integer primary key autoincrement"
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case POSTGRESQL:
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return "serial primary key"
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case MYSQL:
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return "integer primary key auto_increment"
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}
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panic("unknown dialect")
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}
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func (db *TestDB) now() string {
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switch db.dialect {
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case SQLITE:
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return "datetime('now')"
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case POSTGRESQL:
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return "now()"
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case MYSQL:
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return "now()"
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}
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panic("unknown dialect")
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}
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func makeBench() {
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if _, err := db.Exec("create table bench (n varchar(32), i integer, d double, s varchar(32), t datetime)"); err != nil {
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panic(err)
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}
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st, err := db.Prepare("insert into bench values (?, ?, ?, ?, ?)")
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if err != nil {
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panic(err)
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}
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defer st.Close()
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for i := 0; i < 100; i++ {
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if _, err = st.Exec(nil, i, float64(i), fmt.Sprintf("%d", i), time.Now()); err != nil {
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panic(err)
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}
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}
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}
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// TestResult is test for result
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func TestResult(t *testing.T) {
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db.tearDown()
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db.mustExec("create temporary table test (id " + db.serialPK() + ", name varchar(10))")
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for i := 1; i < 3; i++ {
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r := db.mustExec(db.q("insert into test (name) values (?)"), fmt.Sprintf("row %d", i))
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n, err := r.RowsAffected()
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if err != nil {
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t.Fatal(err)
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}
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if n != 1 {
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t.Errorf("got %v, want %v", n, 1)
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}
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n, err = r.LastInsertId()
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if err != nil {
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t.Fatal(err)
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}
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if n != int64(i) {
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t.Errorf("got %v, want %v", n, i)
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}
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}
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if _, err := db.Exec("error!"); err == nil {
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t.Fatalf("expected error")
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}
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}
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// TestBlobs is test for blobs
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func TestBlobs(t *testing.T) {
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db.tearDown()
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var blob = []byte{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15}
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db.mustExec("create table foo (id integer primary key, bar " + db.blobType(16) + ")")
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db.mustExec(db.q("insert into foo (id, bar) values(?,?)"), 0, blob)
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want := fmt.Sprintf("%x", blob)
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b := make([]byte, 16)
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err := db.QueryRow(db.q("select bar from foo where id = ?"), 0).Scan(&b)
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got := fmt.Sprintf("%x", b)
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if err != nil {
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t.Errorf("[]byte scan: %v", err)
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} else if got != want {
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t.Errorf("for []byte, got %q; want %q", got, want)
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}
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err = db.QueryRow(db.q("select bar from foo where id = ?"), 0).Scan(&got)
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want = string(blob)
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if err != nil {
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t.Errorf("string scan: %v", err)
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} else if got != want {
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t.Errorf("for string, got %q; want %q", got, want)
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}
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}
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// TestManyQueryRow is test for many query row
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func TestManyQueryRow(t *testing.T) {
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if testing.Short() {
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t.Log("skipping in short mode")
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return
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}
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db.tearDown()
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db.mustExec("create table foo (id integer primary key, name varchar(50))")
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db.mustExec(db.q("insert into foo (id, name) values(?,?)"), 1, "bob")
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var name string
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for i := 0; i < 10000; i++ {
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err := db.QueryRow(db.q("select name from foo where id = ?"), 1).Scan(&name)
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if err != nil || name != "bob" {
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t.Fatalf("on query %d: err=%v, name=%q", i, err, name)
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}
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}
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}
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// TestTxQuery is test for transactional query
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func TestTxQuery(t *testing.T) {
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db.tearDown()
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tx, err := db.Begin()
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if err != nil {
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t.Fatal(err)
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}
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defer tx.Rollback()
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_, err = tx.Exec("create table foo (id integer primary key, name varchar(50))")
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if err != nil {
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t.Fatal(err)
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}
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_, err = tx.Exec(db.q("insert into foo (id, name) values(?,?)"), 1, "bob")
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if err != nil {
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t.Fatal(err)
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}
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r, err := tx.Query(db.q("select name from foo where id = ?"), 1)
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if err != nil {
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t.Fatal(err)
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}
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defer r.Close()
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if !r.Next() {
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if r.Err() != nil {
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t.Fatal(err)
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}
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t.Fatal("expected one rows")
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}
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var name string
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err = r.Scan(&name)
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if err != nil {
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t.Fatal(err)
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}
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}
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// TestPreparedStmt is test for prepared statement
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func TestPreparedStmt(t *testing.T) {
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db.tearDown()
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db.mustExec("CREATE TABLE t (count INT)")
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sel, err := db.Prepare("SELECT count FROM t ORDER BY count DESC")
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if err != nil {
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t.Fatalf("prepare 1: %v", err)
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}
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ins, err := db.Prepare(db.q("INSERT INTO t (count) VALUES (?)"))
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if err != nil {
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t.Fatalf("prepare 2: %v", err)
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}
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for n := 1; n <= 3; n++ {
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if _, err := ins.Exec(n); err != nil {
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t.Fatalf("insert(%d) = %v", n, err)
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}
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}
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const nRuns = 10
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var wg sync.WaitGroup
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for i := 0; i < nRuns; i++ {
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wg.Add(1)
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go func() {
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defer wg.Done()
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for j := 0; j < 10; j++ {
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count := 0
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if err := sel.QueryRow().Scan(&count); err != nil && err != sql.ErrNoRows {
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t.Errorf("Query: %v", err)
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return
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}
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if _, err := ins.Exec(rand.Intn(100)); err != nil {
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t.Errorf("Insert: %v", err)
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return
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}
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}
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}()
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}
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wg.Wait()
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}
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// Benchmarks need to use panic() since b.Error errors are lost when
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// running via testing.Benchmark() I would like to run these via go
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// test -bench but calling Benchmark() from a benchmark test
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// currently hangs go.
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// BenchmarkExec is benchmark for exec
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func BenchmarkExec(b *testing.B) {
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for i := 0; i < b.N; i++ {
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if _, err := db.Exec("select 1"); err != nil {
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panic(err)
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}
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}
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}
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// BenchmarkQuery is benchmark for query
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func BenchmarkQuery(b *testing.B) {
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for i := 0; i < b.N; i++ {
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var n sql.NullString
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var i int
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var f float64
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var s string
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// var t time.Time
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if err := db.QueryRow("select null, 1, 1.1, 'foo'").Scan(&n, &i, &f, &s); err != nil {
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panic(err)
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}
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}
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}
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// BenchmarkParams is benchmark for params
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func BenchmarkParams(b *testing.B) {
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for i := 0; i < b.N; i++ {
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var n sql.NullString
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var i int
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var f float64
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var s string
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// var t time.Time
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if err := db.QueryRow("select ?, ?, ?, ?", nil, 1, 1.1, "foo").Scan(&n, &i, &f, &s); err != nil {
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panic(err)
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}
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}
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}
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// BenchmarkStmt is benchmark for statement
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func BenchmarkStmt(b *testing.B) {
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st, err := db.Prepare("select ?, ?, ?, ?")
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if err != nil {
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panic(err)
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}
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defer st.Close()
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for n := 0; n < b.N; n++ {
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var n sql.NullString
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var i int
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var f float64
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var s string
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// var t time.Time
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if err := st.QueryRow(nil, 1, 1.1, "foo").Scan(&n, &i, &f, &s); err != nil {
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panic(err)
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}
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}
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}
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// BenchmarkRows is benchmark for rows
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func BenchmarkRows(b *testing.B) {
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db.once.Do(makeBench)
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for n := 0; n < b.N; n++ {
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var n sql.NullString
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var i int
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var f float64
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var s string
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var t time.Time
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r, err := db.Query("select * from bench")
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if err != nil {
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panic(err)
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}
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for r.Next() {
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if err = r.Scan(&n, &i, &f, &s, &t); err != nil {
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panic(err)
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}
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}
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if err = r.Err(); err != nil {
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panic(err)
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}
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}
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}
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// BenchmarkStmtRows is benchmark for statement rows
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func BenchmarkStmtRows(b *testing.B) {
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db.once.Do(makeBench)
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st, err := db.Prepare("select * from bench")
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if err != nil {
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panic(err)
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}
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defer st.Close()
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for n := 0; n < b.N; n++ {
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var n sql.NullString
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var i int
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var f float64
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var s string
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var t time.Time
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r, err := st.Query()
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if err != nil {
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panic(err)
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}
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for r.Next() {
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if err = r.Scan(&n, &i, &f, &s, &t); err != nil {
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panic(err)
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}
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}
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if err = r.Err(); err != nil {
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panic(err)
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}
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}
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}
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|
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@ -1,423 +0,0 @@
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package sqlite3_test
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import (
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"database/sql"
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"fmt"
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"math/rand"
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"regexp"
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"strconv"
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"sync"
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"testing"
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"time"
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)
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|
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// Dialect is a type of dialect of databases.
|
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type Dialect int
|
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|
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// Dialects for databases.
|
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const (
|
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SQLITE Dialect = iota // SQLITE mean SQLite3 dialect
|
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POSTGRESQL // POSTGRESQL mean PostgreSQL dialect
|
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MYSQL // MYSQL mean MySQL dialect
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)
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// DB provide context for the tests
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type DB struct {
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*testing.T
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*sql.DB
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dialect Dialect
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once sync.Once
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}
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var db *DB
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|
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// the following tables will be created and dropped during the test
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var testTables = []string{"foo", "bar", "t", "bench"}
|
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|
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var tests = []testing.InternalTest{
|
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{Name: "TestBlobs", F: TestBlobs},
|
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{Name: "TestManyQueryRow", F: TestManyQueryRow},
|
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{Name: "TestTxQuery", F: TestTxQuery},
|
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{Name: "TestPreparedStmt", F: TestPreparedStmt},
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}
|
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|
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var benchmarks = []testing.InternalBenchmark{
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{Name: "BenchmarkExec", F: BenchmarkExec},
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{Name: "BenchmarkQuery", F: BenchmarkQuery},
|
||||
{Name: "BenchmarkParams", F: BenchmarkParams},
|
||||
{Name: "BenchmarkStmt", F: BenchmarkStmt},
|
||||
{Name: "BenchmarkRows", F: BenchmarkRows},
|
||||
{Name: "BenchmarkStmtRows", F: BenchmarkStmtRows},
|
||||
}
|
||||
|
||||
// RunTests runs the SQL test suite
|
||||
func RunTests(t *testing.T, d *sql.DB, dialect Dialect) {
|
||||
db = &DB{t, d, dialect, sync.Once{}}
|
||||
testing.RunTests(func(string, string) (bool, error) { return true, nil }, tests)
|
||||
|
||||
if !testing.Short() {
|
||||
for _, b := range benchmarks {
|
||||
fmt.Printf("%-20s", b.Name)
|
||||
r := testing.Benchmark(b.F)
|
||||
fmt.Printf("%10d %10.0f req/s\n", r.N, float64(r.N)/r.T.Seconds())
|
||||
}
|
||||
}
|
||||
db.tearDown()
|
||||
}
|
||||
|
||||
func (db *DB) mustExec(sql string, args ...interface{}) sql.Result {
|
||||
res, err := db.Exec(sql, args...)
|
||||
if err != nil {
|
||||
db.Fatalf("Error running %q: %v", sql, err)
|
||||
}
|
||||
return res
|
||||
}
|
||||
|
||||
func (db *DB) tearDown() {
|
||||
for _, tbl := range testTables {
|
||||
switch db.dialect {
|
||||
case SQLITE:
|
||||
db.mustExec("drop table if exists " + tbl)
|
||||
case MYSQL, POSTGRESQL:
|
||||
db.mustExec("drop table if exists " + tbl)
|
||||
default:
|
||||
db.Fatal("unknown dialect")
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// q replaces ? parameters if needed
|
||||
func (db *DB) q(sql string) string {
|
||||
switch db.dialect {
|
||||
case POSTGRESQL: // repace with $1, $2, ..
|
||||
qrx := regexp.MustCompile(`\?`)
|
||||
n := 0
|
||||
return qrx.ReplaceAllStringFunc(sql, func(string) string {
|
||||
n++
|
||||
return "$" + strconv.Itoa(n)
|
||||
})
|
||||
}
|
||||
return sql
|
||||
}
|
||||
|
||||
func (db *DB) blobType(size int) string {
|
||||
switch db.dialect {
|
||||
case SQLITE:
|
||||
return fmt.Sprintf("blob[%d]", size)
|
||||
case POSTGRESQL:
|
||||
return "bytea"
|
||||
case MYSQL:
|
||||
return fmt.Sprintf("VARBINARY(%d)", size)
|
||||
}
|
||||
panic("unknown dialect")
|
||||
}
|
||||
|
||||
func (db *DB) serialPK() string {
|
||||
switch db.dialect {
|
||||
case SQLITE:
|
||||
return "integer primary key autoincrement"
|
||||
case POSTGRESQL:
|
||||
return "serial primary key"
|
||||
case MYSQL:
|
||||
return "integer primary key auto_increment"
|
||||
}
|
||||
panic("unknown dialect")
|
||||
}
|
||||
|
||||
func (db *DB) now() string {
|
||||
switch db.dialect {
|
||||
case SQLITE:
|
||||
return "datetime('now')"
|
||||
case POSTGRESQL:
|
||||
return "now()"
|
||||
case MYSQL:
|
||||
return "now()"
|
||||
}
|
||||
panic("unknown dialect")
|
||||
}
|
||||
|
||||
func makeBench() {
|
||||
if _, err := db.Exec("create table bench (n varchar(32), i integer, d double, s varchar(32), t datetime)"); err != nil {
|
||||
panic(err)
|
||||
}
|
||||
st, err := db.Prepare("insert into bench values (?, ?, ?, ?, ?)")
|
||||
if err != nil {
|
||||
panic(err)
|
||||
}
|
||||
defer st.Close()
|
||||
for i := 0; i < 100; i++ {
|
||||
if _, err = st.Exec(nil, i, float64(i), fmt.Sprintf("%d", i), time.Now()); err != nil {
|
||||
panic(err)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// TestResult is test for result
|
||||
func TestResult(t *testing.T) {
|
||||
db.tearDown()
|
||||
db.mustExec("create temporary table test (id " + db.serialPK() + ", name varchar(10))")
|
||||
|
||||
for i := 1; i < 3; i++ {
|
||||
r := db.mustExec(db.q("insert into test (name) values (?)"), fmt.Sprintf("row %d", i))
|
||||
n, err := r.RowsAffected()
|
||||
if err != nil {
|
||||
t.Fatal(err)
|
||||
}
|
||||
if n != 1 {
|
||||
t.Errorf("got %v, want %v", n, 1)
|
||||
}
|
||||
n, err = r.LastInsertId()
|
||||
if err != nil {
|
||||
t.Fatal(err)
|
||||
}
|
||||
if n != int64(i) {
|
||||
t.Errorf("got %v, want %v", n, i)
|
||||
}
|
||||
}
|
||||
if _, err := db.Exec("error!"); err == nil {
|
||||
t.Fatalf("expected error")
|
||||
}
|
||||
}
|
||||
|
||||
// TestBlobs is test for blobs
|
||||
func TestBlobs(t *testing.T) {
|
||||
db.tearDown()
|
||||
var blob = []byte{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15}
|
||||
db.mustExec("create table foo (id integer primary key, bar " + db.blobType(16) + ")")
|
||||
db.mustExec(db.q("insert into foo (id, bar) values(?,?)"), 0, blob)
|
||||
|
||||
want := fmt.Sprintf("%x", blob)
|
||||
|
||||
b := make([]byte, 16)
|
||||
err := db.QueryRow(db.q("select bar from foo where id = ?"), 0).Scan(&b)
|
||||
got := fmt.Sprintf("%x", b)
|
||||
if err != nil {
|
||||
t.Errorf("[]byte scan: %v", err)
|
||||
} else if got != want {
|
||||
t.Errorf("for []byte, got %q; want %q", got, want)
|
||||
}
|
||||
|
||||
err = db.QueryRow(db.q("select bar from foo where id = ?"), 0).Scan(&got)
|
||||
want = string(blob)
|
||||
if err != nil {
|
||||
t.Errorf("string scan: %v", err)
|
||||
} else if got != want {
|
||||
t.Errorf("for string, got %q; want %q", got, want)
|
||||
}
|
||||
}
|
||||
|
||||
// TestManyQueryRow is test for many query row
|
||||
func TestManyQueryRow(t *testing.T) {
|
||||
if testing.Short() {
|
||||
t.Log("skipping in short mode")
|
||||
return
|
||||
}
|
||||
db.tearDown()
|
||||
db.mustExec("create table foo (id integer primary key, name varchar(50))")
|
||||
db.mustExec(db.q("insert into foo (id, name) values(?,?)"), 1, "bob")
|
||||
var name string
|
||||
for i := 0; i < 10000; i++ {
|
||||
err := db.QueryRow(db.q("select name from foo where id = ?"), 1).Scan(&name)
|
||||
if err != nil || name != "bob" {
|
||||
t.Fatalf("on query %d: err=%v, name=%q", i, err, name)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// TestTxQuery is test for transactional query
|
||||
func TestTxQuery(t *testing.T) {
|
||||
db.tearDown()
|
||||
tx, err := db.Begin()
|
||||
if err != nil {
|
||||
t.Fatal(err)
|
||||
}
|
||||
defer tx.Rollback()
|
||||
|
||||
_, err = tx.Exec("create table foo (id integer primary key, name varchar(50))")
|
||||
if err != nil {
|
||||
t.Fatal(err)
|
||||
}
|
||||
|
||||
_, err = tx.Exec(db.q("insert into foo (id, name) values(?,?)"), 1, "bob")
|
||||
if err != nil {
|
||||
t.Fatal(err)
|
||||
}
|
||||
|
||||
r, err := tx.Query(db.q("select name from foo where id = ?"), 1)
|
||||
if err != nil {
|
||||
t.Fatal(err)
|
||||
}
|
||||
defer r.Close()
|
||||
|
||||
if !r.Next() {
|
||||
if r.Err() != nil {
|
||||
t.Fatal(err)
|
||||
}
|
||||
t.Fatal("expected one rows")
|
||||
}
|
||||
|
||||
var name string
|
||||
err = r.Scan(&name)
|
||||
if err != nil {
|
||||
t.Fatal(err)
|
||||
}
|
||||
}
|
||||
|
||||
// TestPreparedStmt is test for prepared statement
|
||||
func TestPreparedStmt(t *testing.T) {
|
||||
db.tearDown()
|
||||
db.mustExec("CREATE TABLE t (count INT)")
|
||||
sel, err := db.Prepare("SELECT count FROM t ORDER BY count DESC")
|
||||
if err != nil {
|
||||
t.Fatalf("prepare 1: %v", err)
|
||||
}
|
||||
ins, err := db.Prepare(db.q("INSERT INTO t (count) VALUES (?)"))
|
||||
if err != nil {
|
||||
t.Fatalf("prepare 2: %v", err)
|
||||
}
|
||||
|
||||
for n := 1; n <= 3; n++ {
|
||||
if _, err := ins.Exec(n); err != nil {
|
||||
t.Fatalf("insert(%d) = %v", n, err)
|
||||
}
|
||||
}
|
||||
|
||||
const nRuns = 10
|
||||
var wg sync.WaitGroup
|
||||
for i := 0; i < nRuns; i++ {
|
||||
wg.Add(1)
|
||||
go func() {
|
||||
defer wg.Done()
|
||||
for j := 0; j < 10; j++ {
|
||||
count := 0
|
||||
if err := sel.QueryRow().Scan(&count); err != nil && err != sql.ErrNoRows {
|
||||
t.Errorf("Query: %v", err)
|
||||
return
|
||||
}
|
||||
if _, err := ins.Exec(rand.Intn(100)); err != nil {
|
||||
t.Errorf("Insert: %v", err)
|
||||
return
|
||||
}
|
||||
}
|
||||
}()
|
||||
}
|
||||
wg.Wait()
|
||||
}
|
||||
|
||||
// Benchmarks need to use panic() since b.Error errors are lost when
|
||||
// running via testing.Benchmark() I would like to run these via go
|
||||
// test -bench but calling Benchmark() from a benchmark test
|
||||
// currently hangs go.
|
||||
|
||||
// BenchmarkExec is benchmark for exec
|
||||
func BenchmarkExec(b *testing.B) {
|
||||
for i := 0; i < b.N; i++ {
|
||||
if _, err := db.Exec("select 1"); err != nil {
|
||||
panic(err)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// BenchmarkQuery is benchmark for query
|
||||
func BenchmarkQuery(b *testing.B) {
|
||||
for i := 0; i < b.N; i++ {
|
||||
var n sql.NullString
|
||||
var i int
|
||||
var f float64
|
||||
var s string
|
||||
// var t time.Time
|
||||
if err := db.QueryRow("select null, 1, 1.1, 'foo'").Scan(&n, &i, &f, &s); err != nil {
|
||||
panic(err)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// BenchmarkParams is benchmark for params
|
||||
func BenchmarkParams(b *testing.B) {
|
||||
for i := 0; i < b.N; i++ {
|
||||
var n sql.NullString
|
||||
var i int
|
||||
var f float64
|
||||
var s string
|
||||
// var t time.Time
|
||||
if err := db.QueryRow("select ?, ?, ?, ?", nil, 1, 1.1, "foo").Scan(&n, &i, &f, &s); err != nil {
|
||||
panic(err)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// BenchmarkStmt is benchmark for statement
|
||||
func BenchmarkStmt(b *testing.B) {
|
||||
st, err := db.Prepare("select ?, ?, ?, ?")
|
||||
if err != nil {
|
||||
panic(err)
|
||||
}
|
||||
defer st.Close()
|
||||
|
||||
for n := 0; n < b.N; n++ {
|
||||
var n sql.NullString
|
||||
var i int
|
||||
var f float64
|
||||
var s string
|
||||
// var t time.Time
|
||||
if err := st.QueryRow(nil, 1, 1.1, "foo").Scan(&n, &i, &f, &s); err != nil {
|
||||
panic(err)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// BenchmarkRows is benchmark for rows
|
||||
func BenchmarkRows(b *testing.B) {
|
||||
db.once.Do(makeBench)
|
||||
|
||||
for n := 0; n < b.N; n++ {
|
||||
var n sql.NullString
|
||||
var i int
|
||||
var f float64
|
||||
var s string
|
||||
var t time.Time
|
||||
r, err := db.Query("select * from bench")
|
||||
if err != nil {
|
||||
panic(err)
|
||||
}
|
||||
for r.Next() {
|
||||
if err = r.Scan(&n, &i, &f, &s, &t); err != nil {
|
||||
panic(err)
|
||||
}
|
||||
}
|
||||
if err = r.Err(); err != nil {
|
||||
panic(err)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// BenchmarkStmtRows is benchmark for statement rows
|
||||
func BenchmarkStmtRows(b *testing.B) {
|
||||
db.once.Do(makeBench)
|
||||
|
||||
st, err := db.Prepare("select * from bench")
|
||||
if err != nil {
|
||||
panic(err)
|
||||
}
|
||||
defer st.Close()
|
||||
|
||||
for n := 0; n < b.N; n++ {
|
||||
var n sql.NullString
|
||||
var i int
|
||||
var f float64
|
||||
var s string
|
||||
var t time.Time
|
||||
r, err := st.Query()
|
||||
if err != nil {
|
||||
panic(err)
|
||||
}
|
||||
for r.Next() {
|
||||
if err = r.Scan(&n, &i, &f, &s, &t); err != nil {
|
||||
panic(err)
|
||||
}
|
||||
}
|
||||
if err = r.Err(); err != nil {
|
||||
panic(err)
|
||||
}
|
||||
}
|
||||
}
|
||||
Loading…
Reference in New Issue