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Merge pull request #22 from cdsks/master 

Fix sql.DB leaks in unit tests so that tests pass on vmware hgfs
This commit is contained in:
mattn 2012-09-11 17:13:11 -07:00
parent 3ae2f4307c 2a36f8cd42
commit 8d4548d72c
2 changed files with 91 additions and 137 deletions
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186
sqlite3_test.go
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@ -11,53 +11,48 @@ import (
func TestOpen(t *testing.T) { func TestOpen(t *testing.T) {
db, err := sql.Open("sqlite3", "./foo.db") db, err := sql.Open("sqlite3", "./foo.db")
if err != nil { if err != nil {
t.Errorf("Failed to open database:", err) t.Fatal("Failed to open database:", err)
return
} }
defer os.Remove("./foo.db") defer os.Remove("./foo.db")
defer db.Close()
_, err = db.Exec("drop table foo") _, err = db.Exec("drop table foo")
_, err = db.Exec("create table foo (id integer)") _, err = db.Exec("create table foo (id integer)")
if err != nil { if err != nil {
t.Errorf("Failed to create table:", err) t.Fatal("Failed to create table:", err)
return
} }
if stat, err := os.Stat("./foo.db"); err != nil || stat.IsDir() { if stat, err := os.Stat("./foo.db"); err != nil || stat.IsDir() {
t.Errorf("Failed to create ./foo.db") t.Error("Failed to create ./foo.db")
} }
} }
func TestInsert(t *testing.T) { func TestInsert(t *testing.T) {
db, err := sql.Open("sqlite3", "./foo.db") db, err := sql.Open("sqlite3", "./foo.db")
if err != nil { if err != nil {
t.Errorf("Failed to open database:", err) t.Fatal("Failed to open database:", err)
return
} }
defer os.Remove("./foo.db") defer os.Remove("./foo.db")
defer db.Close()
_, err = db.Exec("drop table foo") _, err = db.Exec("drop table foo")
_, err = db.Exec("create table foo (id integer)") _, err = db.Exec("create table foo (id integer)")
if err != nil { if err != nil {
t.Errorf("Failed to create table:", err) t.Fatal("Failed to create table:", err)
return
} }
res, err := db.Exec("insert into foo(id) values(123)") res, err := db.Exec("insert into foo(id) values(123)")
if err != nil { if err != nil {
t.Errorf("Failed to insert record:", err) t.Fatal("Failed to insert record:", err)
return
} }
affected, _ := res.RowsAffected() affected, _ := res.RowsAffected()
if affected != 1 { if affected != 1 {
t.Errorf("Expected %d for affected rows, but %d:", 1, affected) t.Fatalf("Expected %d for affected rows, but %d:", 1, affected)
return
} }
rows, err := db.Query("select id from foo") rows, err := db.Query("select id from foo")
if err != nil { if err != nil {
t.Errorf("Failed to select records:", err) t.Fatal("Failed to select records:", err)
return
} }
defer rows.Close() defer rows.Close()
@ -73,65 +68,55 @@ func TestInsert(t *testing.T) {
func TestUpdate(t *testing.T) { func TestUpdate(t *testing.T) {
db, err := sql.Open("sqlite3", "./foo.db") db, err := sql.Open("sqlite3", "./foo.db")
if err != nil { if err != nil {
t.Errorf("Failed to open database:", err) t.Fatal("Failed to open database:", err)
return
} }
defer os.Remove("./foo.db") defer os.Remove("./foo.db")
defer db.Close()
_, err = db.Exec("drop table foo") _, err = db.Exec("drop table foo")
_, err = db.Exec("create table foo (id integer)") _, err = db.Exec("create table foo (id integer)")
if err != nil { if err != nil {
t.Errorf("Failed to create table:", err) t.Fatal("Failed to create table:", err)
return
} }
res, err := db.Exec("insert into foo(id) values(123)") res, err := db.Exec("insert into foo(id) values(123)")
if err != nil { if err != nil {
t.Errorf("Failed to insert record:", err) t.Fatal("Failed to insert record:", err)
return
} }
expected, err := res.LastInsertId() expected, err := res.LastInsertId()
if err != nil { if err != nil {
t.Errorf("Failed to get LastInsertId:", err) t.Fatal("Failed to get LastInsertId:", err)
return
} }
affected, _ := res.RowsAffected() affected, _ := res.RowsAffected()
if err != nil { if err != nil {
t.Errorf("Failed to get RowsAffected:", err) t.Fatal("Failed to get RowsAffected:", err)
return
} }
if affected != 1 { if affected != 1 {
t.Errorf("Expected %d for affected rows, but %d:", 1, affected) t.Fatalf("Expected %d for affected rows, but %d:", 1, affected)
return
} }
res, err = db.Exec("update foo set id = 234") res, err = db.Exec("update foo set id = 234")
if err != nil { if err != nil {
t.Errorf("Failed to update record:", err) t.Fatal("Failed to update record:", err)
return
} }
lastId, err := res.LastInsertId() lastId, err := res.LastInsertId()
if err != nil { if err != nil {
t.Errorf("Failed to get LastInsertId:", err) t.Fatal("Failed to get LastInsertId:", err)
return
} }
if expected != lastId { if expected != lastId {
t.Errorf("Expected %q for last Id, but %q:", expected, lastId) t.Errorf("Expected %q for last Id, but %q:", expected, lastId)
} }
affected, _ = res.RowsAffected() affected, _ = res.RowsAffected()
if err != nil { if err != nil {
t.Errorf("Failed to get RowsAffected:", err) t.Fatal("Failed to get RowsAffected:", err)
return
} }
if affected != 1 { if affected != 1 {
t.Errorf("Expected %d for affected rows, but %d:", 1, affected) t.Fatalf("Expected %d for affected rows, but %d:", 1, affected)
return
} }
rows, err := db.Query("select id from foo") rows, err := db.Query("select id from foo")
if err != nil { if err != nil {
t.Errorf("Failed to select records:", err) t.Fatal("Failed to select records:", err)
return
} }
defer rows.Close() defer rows.Close()
@ -147,32 +132,28 @@ func TestUpdate(t *testing.T) {
func TestDelete(t *testing.T) { func TestDelete(t *testing.T) {
db, err := sql.Open("sqlite3", "./foo.db") db, err := sql.Open("sqlite3", "./foo.db")
if err != nil { if err != nil {
t.Errorf("Failed to select records:", err) t.Fatal("Failed to open database:", err)
return
} }
defer os.Remove("./foo.db") defer os.Remove("./foo.db")
defer db.Close()
_, err = db.Exec("drop table foo") _, err = db.Exec("drop table foo")
_, err = db.Exec("create table foo (id integer)") _, err = db.Exec("create table foo (id integer)")
if err != nil { if err != nil {
t.Errorf("Failed to create table:", err) t.Fatal("Failed to create table:", err)
return
} }
res, err := db.Exec("insert into foo(id) values(123)") res, err := db.Exec("insert into foo(id) values(123)")
if err != nil { if err != nil {
t.Errorf("Failed to insert record:", err) t.Fatal("Failed to insert record:", err)
return
} }
expected, err := res.LastInsertId() expected, err := res.LastInsertId()
if err != nil { if err != nil {
t.Errorf("Failed to get LastInsertId:", err) t.Fatal("Failed to get LastInsertId:", err)
return
} }
affected, err := res.RowsAffected() affected, err := res.RowsAffected()
if err != nil { if err != nil {
t.Errorf("Failed to get RowsAffected:", err) t.Fatal("Failed to get RowsAffected:", err)
return
} }
if affected != 1 { if affected != 1 {
t.Errorf("Expected %d for cout of affected rows, but %q:", 1, affected) t.Errorf("Expected %d for cout of affected rows, but %q:", 1, affected)
@ -180,21 +161,18 @@ func TestDelete(t *testing.T) {
res, err = db.Exec("delete from foo where id = 123") res, err = db.Exec("delete from foo where id = 123")
if err != nil { if err != nil {
t.Errorf("Failed to delete record:", err) t.Fatal("Failed to delete record:", err)
return
} }
lastId, err := res.LastInsertId() lastId, err := res.LastInsertId()
if err != nil { if err != nil {
t.Errorf("Failed to get LastInsertId:", err) t.Fatal("Failed to get LastInsertId:", err)
return
} }
if expected != lastId { if expected != lastId {
t.Errorf("Expected %q for last Id, but %q:", expected, lastId) t.Errorf("Expected %q for last Id, but %q:", expected, lastId)
} }
affected, err = res.RowsAffected() affected, err = res.RowsAffected()
if err != nil { if err != nil {
t.Errorf("Failed to get RowsAffected:", err) t.Fatal("Failed to get RowsAffected:", err)
return
} }
if affected != 1 { if affected != 1 {
t.Errorf("Expected %d for cout of affected rows, but %q:", 1, affected) t.Errorf("Expected %d for cout of affected rows, but %q:", 1, affected)
@ -202,63 +180,59 @@ func TestDelete(t *testing.T) {
rows, err := db.Query("select id from foo") rows, err := db.Query("select id from foo")
if err != nil { if err != nil {
t.Errorf("Failed to select records:", err) t.Fatal("Failed to select records:", err)
return
} }
defer rows.Close() defer rows.Close()
if rows.Next() { if rows.Next() {
t.Errorf("Fetched row but expected not rows") t.Error("Fetched row but expected not rows")
} }
} }
func TestBooleanRoundtrip(t *testing.T) { func TestBooleanRoundtrip(t *testing.T) {
db, err := sql.Open("sqlite3", "./foo.db") db, err := sql.Open("sqlite3", "./foo.db")
if err != nil { if err != nil {
t.Errorf("Failed to open database:", err) t.Fatal("Failed to open database:", err)
return
} }
defer os.Remove("./foo.db") defer os.Remove("./foo.db")
defer db.Close()
_, err = db.Exec("DROP TABLE foo") _, err = db.Exec("DROP TABLE foo")
_, err = db.Exec("CREATE TABLE foo(id INTEGER, value BOOL)") _, err = db.Exec("CREATE TABLE foo(id INTEGER, value BOOL)")
if err != nil { if err != nil {
t.Errorf("Failed to create table:", err) t.Fatal("Failed to create table:", err)
return
} }
_, err = db.Exec("INSERT INTO foo(id, value) VALUES(1, ?)", true) _, err = db.Exec("INSERT INTO foo(id, value) VALUES(1, ?)", true)
if err != nil { if err != nil {
t.Errorf("Failed to insert true value:", err) t.Fatal("Failed to insert true value:", err)
return
} }
_, err = db.Exec("INSERT INTO foo(id, value) VALUES(2, ?)", false) _, err = db.Exec("INSERT INTO foo(id, value) VALUES(2, ?)", false)
if err != nil { if err != nil {
t.Errorf("Failed to insert false value:", err) t.Fatal("Failed to insert false value:", err)
return
} }
rows, err := db.Query("SELECT id, value FROM foo") rows, err := db.Query("SELECT id, value FROM foo")
if err != nil { if err != nil {
t.Errorf("Unable to query foo table:", err) t.Fatal("Unable to query foo table:", err)
return
} }
defer rows.Close()
for rows.Next() { for rows.Next() {
var id int var id int
var value bool var value bool
if err := rows.Scan(&id, &value); err != nil { if err := rows.Scan(&id, &value); err != nil {
t.Errorf("Unable to scan results:", err) t.Error("Unable to scan results:", err)
continue continue
} }
if id == 1 && !value { if id == 1 && !value {
t.Errorf("Value for id 1 should be true, not false") t.Error("Value for id 1 should be true, not false")
} else if id == 2 && value { } else if id == 2 && value {
t.Errorf("Value for id 2 should be false, not true") t.Error("Value for id 2 should be false, not true")
} }
} }
} }
@ -266,43 +240,39 @@ func TestBooleanRoundtrip(t *testing.T) {
func TestTimestamp(t *testing.T) { func TestTimestamp(t *testing.T) {
db, err := sql.Open("sqlite3", "./foo.db") db, err := sql.Open("sqlite3", "./foo.db")
if err != nil { if err != nil {
t.Errorf("Failed to open database:", err) t.Fatal("Failed to open database:", err)
return
} }
defer os.Remove("./foo.db") defer os.Remove("./foo.db")
defer db.Close()
_, err = db.Exec("DROP TABLE foo") _, err = db.Exec("DROP TABLE foo")
_, err = db.Exec("CREATE TABLE foo(id INTEGER, ts timeSTAMP)") _, err = db.Exec("CREATE TABLE foo(id INTEGER, ts timeSTAMP)")
if err != nil { if err != nil {
t.Errorf("Failed to create table:", err) t.Fatal("Failed to create table:", err)
return
} }
timestamp1 := time.Date(2012, time.April, 6, 22, 50, 0, 0, time.UTC) timestamp1 := time.Date(2012, time.April, 6, 22, 50, 0, 0, time.UTC)
_, err = db.Exec("INSERT INTO foo(id, ts) VALUES(1, ?)", timestamp1) _, err = db.Exec("INSERT INTO foo(id, ts) VALUES(1, ?)", timestamp1)
if err != nil { if err != nil {
t.Errorf("Failed to insert timestamp:", err) t.Fatal("Failed to insert timestamp:", err)
return
} }
timestamp2 := time.Date(2012, time.April, 6, 23, 22, 0, 0, time.UTC) timestamp2 := time.Date(2012, time.April, 6, 23, 22, 0, 0, time.UTC)
_, err = db.Exec("INSERT INTO foo(id, ts) VALUES(2, ?)", timestamp2.Unix()) _, err = db.Exec("INSERT INTO foo(id, ts) VALUES(2, ?)", timestamp2.Unix())
if err != nil { if err != nil {
t.Errorf("Failed to insert timestamp:", err) t.Fatal("Failed to insert timestamp:", err)
return
} }
_, err = db.Exec("INSERT INTO foo(id, ts) VALUES(3, ?)", "nonsense") _, err = db.Exec("INSERT INTO foo(id, ts) VALUES(3, ?)", "nonsense")
if err != nil { if err != nil {
t.Errorf("Failed to insert nonsense:", err) t.Fatal("Failed to insert nonsense:", err)
return
} }
rows, err := db.Query("SELECT id, ts FROM foo ORDER BY id ASC") rows, err := db.Query("SELECT id, ts FROM foo ORDER BY id ASC")
if err != nil { if err != nil {
t.Errorf("Unable to query foo table:", err) t.Fatal("Unable to query foo table:", err)
return
} }
defer rows.Close()
seen := 0 seen := 0
for rows.Next() { for rows.Next() {
@ -310,7 +280,7 @@ func TestTimestamp(t *testing.T) {
var ts time.Time var ts time.Time
if err := rows.Scan(&id, &ts); err != nil { if err := rows.Scan(&id, &ts); err != nil {
t.Errorf("Unable to scan results:", err) t.Error("Unable to scan results:", err)
continue continue
} }
@ -330,57 +300,51 @@ func TestTimestamp(t *testing.T) {
} }
if seen != 2 { if seen != 2 {
t.Errorf("Expected to see two valid timestamps") t.Error("Expected to see two valid timestamps")
} }
// make sure "nonsense" triggered an error // make sure "nonsense" triggered an error
err = rows.Err() err = rows.Err()
if err == nil || !strings.Contains(err.Error(), "cannot parse \"nonsense\"") { if err == nil || !strings.Contains(err.Error(), "cannot parse \"nonsense\"") {
t.Errorf("Expected error from \"nonsense\" timestamp") t.Error("Expected error from \"nonsense\" timestamp")
} }
} }
func TestBoolean(t *testing.T) { func TestBoolean(t *testing.T) {
db, err := sql.Open("sqlite3", "./foo.db") db, err := sql.Open("sqlite3", "./foo.db")
if err != nil { if err != nil {
t.Errorf("Failed to open database:", err) t.Fatal("Failed to open database:", err)
return
} }
defer os.Remove("./foo.db") defer os.Remove("./foo.db")
defer db.Close()
_, err = db.Exec("CREATE TABLE foo(id INTEGER, fbool BOOLEAN)") _, err = db.Exec("CREATE TABLE foo(id INTEGER, fbool BOOLEAN)")
if err != nil { if err != nil {
t.Errorf("Failed to create table:", err) t.Fatal("Failed to create table:", err)
return
} }
bool1 := true bool1 := true
_, err = db.Exec("INSERT INTO foo(id, fbool) VALUES(1, ?)", bool1) _, err = db.Exec("INSERT INTO foo(id, fbool) VALUES(1, ?)", bool1)
if err != nil { if err != nil {
t.Errorf("Failed to insert boolean:", err) t.Fatal("Failed to insert boolean:", err)
return
} }
bool2 := false bool2 := false
_, err = db.Exec("INSERT INTO foo(id, fbool) VALUES(2, ?)", bool2) _, err = db.Exec("INSERT INTO foo(id, fbool) VALUES(2, ?)", bool2)
if err != nil { if err != nil {
t.Errorf("Failed to insert boolean:", err) t.Fatal("Failed to insert boolean:", err)
return
} }
bool3 := "nonsense" bool3 := "nonsense"
_, err = db.Exec("INSERT INTO foo(id, fbool) VALUES(3, ?)", bool3) _, err = db.Exec("INSERT INTO foo(id, fbool) VALUES(3, ?)", bool3)
if err != nil { if err != nil {
t.Errorf("Failed to insert nonsense:", err) t.Fatal("Failed to insert nonsense:", err)
return
} }
rows, err := db.Query("SELECT id, fbool FROM foo where fbool is ?", bool1) rows, err := db.Query("SELECT id, fbool FROM foo where fbool is ?", bool1)
if err != nil { if err != nil {
t.Errorf("Unable to query foo table:", err) t.Fatal("Unable to query foo table:", err)
return
} }
counter := 0 counter := 0
@ -389,60 +353,50 @@ func TestBoolean(t *testing.T) {
for rows.Next() { for rows.Next() {
if err := rows.Scan(&id, &fbool); err != nil { if err := rows.Scan(&id, &fbool); err != nil {
t.Errorf("Unable to scan results:", err) t.Fatal("Unable to scan results:", err)
return
} }
counter++ counter++
} }
if counter != 1 { if counter != 1 {
t.Errorf("Expected 1 row but %v", counter) t.Fatalf("Expected 1 row but %v", counter)
return
} }
if id != 1 && fbool != true { if id != 1 && fbool != true {
t.Errorf("Value for id 1 should be %v, not %v", bool1, fbool) t.Fatalf("Value for id 1 should be %v, not %v", bool1, fbool)
return
} }
rows, err = db.Query("SELECT id, fbool FROM foo where fbool is ?", bool2) rows, err = db.Query("SELECT id, fbool FROM foo where fbool is ?", bool2)
if err != nil { if err != nil {
t.Errorf("Unable to query foo table:", err) t.Fatal("Unable to query foo table:", err)
return
} }
counter = 0 counter = 0
for rows.Next() { for rows.Next() {
if err := rows.Scan(&id, &fbool); err != nil { if err := rows.Scan(&id, &fbool); err != nil {
t.Errorf("Unable to scan results:", err) t.Fatal("Unable to scan results:", err)
return
} }
counter++ counter++
} }
if counter != 1 { if counter != 1 {
t.Errorf("Expected 1 row but %v", counter) t.Fatalf("Expected 1 row but %v", counter)
return
} }
if id != 2 && fbool != false { if id != 2 && fbool != false {
t.Errorf("Value for id 2 should be %v, not %v", bool2, fbool) t.Fatalf("Value for id 2 should be %v, not %v", bool2, fbool)
return
} }
// make sure "nonsense" triggered an error // make sure "nonsense" triggered an error
rows, err = db.Query("SELECT id, fbool FROM foo where id=?;", 3) rows, err = db.Query("SELECT id, fbool FROM foo where id=?;", 3)
if err != nil { if err != nil {
t.Errorf("Unable to query foo table:", err) t.Fatal("Unable to query foo table:", err)
return
} }
rows.Next() rows.Next()
err = rows.Scan(&id, &fbool) err = rows.Scan(&id, &fbool)
if err == nil { if err == nil {
t.Errorf("Expected error from \"nonsense\" bool") t.Error("Expected error from \"nonsense\" bool")
} }
} }