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-rw-r--r--vendor/github.com/lib/pq/copy_test.go463
1 files changed, 463 insertions, 0 deletions
diff --git a/vendor/github.com/lib/pq/copy_test.go b/vendor/github.com/lib/pq/copy_test.go
new file mode 100644
index 0000000..c1a3cd7
--- /dev/null
+++ b/vendor/github.com/lib/pq/copy_test.go
@@ -0,0 +1,463 @@
+package pq
+
+import (
+ "bytes"
+ "database/sql"
+ "database/sql/driver"
+ "strings"
+ "testing"
+)
+
+func TestCopyInStmt(t *testing.T) {
+ stmt := CopyIn("table name")
+ if stmt != `COPY "table name" () FROM STDIN` {
+ t.Fatal(stmt)
+ }
+
+ stmt = CopyIn("table name", "column 1", "column 2")
+ if stmt != `COPY "table name" ("column 1", "column 2") FROM STDIN` {
+ t.Fatal(stmt)
+ }
+
+ stmt = CopyIn(`table " name """`, `co"lumn""`)
+ if stmt != `COPY "table "" name """"""" ("co""lumn""""") FROM STDIN` {
+ t.Fatal(stmt)
+ }
+}
+
+func TestCopyInSchemaStmt(t *testing.T) {
+ stmt := CopyInSchema("schema name", "table name")
+ if stmt != `COPY "schema name"."table name" () FROM STDIN` {
+ t.Fatal(stmt)
+ }
+
+ stmt = CopyInSchema("schema name", "table name", "column 1", "column 2")
+ if stmt != `COPY "schema name"."table name" ("column 1", "column 2") FROM STDIN` {
+ t.Fatal(stmt)
+ }
+
+ stmt = CopyInSchema(`schema " name """`, `table " name """`, `co"lumn""`)
+ if stmt != `COPY "schema "" name """"""".`+
+ `"table "" name """"""" ("co""lumn""""") FROM STDIN` {
+ t.Fatal(stmt)
+ }
+}
+
+func TestCopyInMultipleValues(t *testing.T) {
+ db := openTestConn(t)
+ defer db.Close()
+
+ txn, err := db.Begin()
+ if err != nil {
+ t.Fatal(err)
+ }
+ defer txn.Rollback()
+
+ _, err = txn.Exec("CREATE TEMP TABLE temp (a int, b varchar)")
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ stmt, err := txn.Prepare(CopyIn("temp", "a", "b"))
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ longString := strings.Repeat("#", 500)
+
+ for i := 0; i < 500; i++ {
+ _, err = stmt.Exec(int64(i), longString)
+ if err != nil {
+ t.Fatal(err)
+ }
+ }
+
+ _, err = stmt.Exec()
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ err = stmt.Close()
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ var num int
+ err = txn.QueryRow("SELECT COUNT(*) FROM temp").Scan(&num)
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ if num != 500 {
+ t.Fatalf("expected 500 items, not %d", num)
+ }
+}
+
+func TestCopyInRaiseStmtTrigger(t *testing.T) {
+ db := openTestConn(t)
+ defer db.Close()
+
+ if getServerVersion(t, db) < 90000 {
+ var exists int
+ err := db.QueryRow("SELECT 1 FROM pg_language WHERE lanname = 'plpgsql'").Scan(&exists)
+ if err == sql.ErrNoRows {
+ t.Skip("language PL/PgSQL does not exist; skipping TestCopyInRaiseStmtTrigger")
+ } else if err != nil {
+ t.Fatal(err)
+ }
+ }
+
+ txn, err := db.Begin()
+ if err != nil {
+ t.Fatal(err)
+ }
+ defer txn.Rollback()
+
+ _, err = txn.Exec("CREATE TEMP TABLE temp (a int, b varchar)")
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ _, err = txn.Exec(`
+ CREATE OR REPLACE FUNCTION pg_temp.temptest()
+ RETURNS trigger AS
+ $BODY$ begin
+ raise notice 'Hello world';
+ return new;
+ end $BODY$
+ LANGUAGE plpgsql`)
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ _, err = txn.Exec(`
+ CREATE TRIGGER temptest_trigger
+ BEFORE INSERT
+ ON temp
+ FOR EACH ROW
+ EXECUTE PROCEDURE pg_temp.temptest()`)
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ stmt, err := txn.Prepare(CopyIn("temp", "a", "b"))
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ longString := strings.Repeat("#", 500)
+
+ _, err = stmt.Exec(int64(1), longString)
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ _, err = stmt.Exec()
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ err = stmt.Close()
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ var num int
+ err = txn.QueryRow("SELECT COUNT(*) FROM temp").Scan(&num)
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ if num != 1 {
+ t.Fatalf("expected 1 items, not %d", num)
+ }
+}
+
+func TestCopyInTypes(t *testing.T) {
+ db := openTestConn(t)
+ defer db.Close()
+
+ txn, err := db.Begin()
+ if err != nil {
+ t.Fatal(err)
+ }
+ defer txn.Rollback()
+
+ _, err = txn.Exec("CREATE TEMP TABLE temp (num INTEGER, text VARCHAR, blob BYTEA, nothing VARCHAR)")
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ stmt, err := txn.Prepare(CopyIn("temp", "num", "text", "blob", "nothing"))
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ _, err = stmt.Exec(int64(1234567890), "Héllö\n ☃!\r\t\\", []byte{0, 255, 9, 10, 13}, nil)
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ _, err = stmt.Exec()
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ err = stmt.Close()
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ var num int
+ var text string
+ var blob []byte
+ var nothing sql.NullString
+
+ err = txn.QueryRow("SELECT * FROM temp").Scan(&num, &text, &blob, &nothing)
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ if num != 1234567890 {
+ t.Fatal("unexpected result", num)
+ }
+ if text != "Héllö\n ☃!\r\t\\" {
+ t.Fatal("unexpected result", text)
+ }
+ if !bytes.Equal(blob, []byte{0, 255, 9, 10, 13}) {
+ t.Fatal("unexpected result", blob)
+ }
+ if nothing.Valid {
+ t.Fatal("unexpected result", nothing.String)
+ }
+}
+
+func TestCopyInWrongType(t *testing.T) {
+ db := openTestConn(t)
+ defer db.Close()
+
+ txn, err := db.Begin()
+ if err != nil {
+ t.Fatal(err)
+ }
+ defer txn.Rollback()
+
+ _, err = txn.Exec("CREATE TEMP TABLE temp (num INTEGER)")
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ stmt, err := txn.Prepare(CopyIn("temp", "num"))
+ if err != nil {
+ t.Fatal(err)
+ }
+ defer stmt.Close()
+
+ _, err = stmt.Exec("Héllö\n ☃!\r\t\\")
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ _, err = stmt.Exec()
+ if err == nil {
+ t.Fatal("expected error")
+ }
+ if pge := err.(*Error); pge.Code.Name() != "invalid_text_representation" {
+ t.Fatalf("expected 'invalid input syntax for integer' error, got %s (%+v)", pge.Code.Name(), pge)
+ }
+}
+
+func TestCopyOutsideOfTxnError(t *testing.T) {
+ db := openTestConn(t)
+ defer db.Close()
+
+ _, err := db.Prepare(CopyIn("temp", "num"))
+ if err == nil {
+ t.Fatal("COPY outside of transaction did not return an error")
+ }
+ if err != errCopyNotSupportedOutsideTxn {
+ t.Fatalf("expected %s, got %s", err, err.Error())
+ }
+}
+
+func TestCopyInBinaryError(t *testing.T) {
+ db := openTestConn(t)
+ defer db.Close()
+
+ txn, err := db.Begin()
+ if err != nil {
+ t.Fatal(err)
+ }
+ defer txn.Rollback()
+
+ _, err = txn.Exec("CREATE TEMP TABLE temp (num INTEGER)")
+ if err != nil {
+ t.Fatal(err)
+ }
+ _, err = txn.Prepare("COPY temp (num) FROM STDIN WITH binary")
+ if err != errBinaryCopyNotSupported {
+ t.Fatalf("expected %s, got %+v", errBinaryCopyNotSupported, err)
+ }
+ // check that the protocol is in a valid state
+ err = txn.Rollback()
+ if err != nil {
+ t.Fatal(err)
+ }
+}
+
+func TestCopyFromError(t *testing.T) {
+ db := openTestConn(t)
+ defer db.Close()
+
+ txn, err := db.Begin()
+ if err != nil {
+ t.Fatal(err)
+ }
+ defer txn.Rollback()
+
+ _, err = txn.Exec("CREATE TEMP TABLE temp (num INTEGER)")
+ if err != nil {
+ t.Fatal(err)
+ }
+ _, err = txn.Prepare("COPY temp (num) TO STDOUT")
+ if err != errCopyToNotSupported {
+ t.Fatalf("expected %s, got %+v", errCopyToNotSupported, err)
+ }
+ // check that the protocol is in a valid state
+ err = txn.Rollback()
+ if err != nil {
+ t.Fatal(err)
+ }
+}
+
+func TestCopySyntaxError(t *testing.T) {
+ db := openTestConn(t)
+ defer db.Close()
+
+ txn, err := db.Begin()
+ if err != nil {
+ t.Fatal(err)
+ }
+ defer txn.Rollback()
+
+ _, err = txn.Prepare("COPY ")
+ if err == nil {
+ t.Fatal("expected error")
+ }
+ if pge := err.(*Error); pge.Code.Name() != "syntax_error" {
+ t.Fatalf("expected syntax error, got %s (%+v)", pge.Code.Name(), pge)
+ }
+ // check that the protocol is in a valid state
+ err = txn.Rollback()
+ if err != nil {
+ t.Fatal(err)
+ }
+}
+
+// Tests for connection errors in copyin.resploop()
+func TestCopyRespLoopConnectionError(t *testing.T) {
+ db := openTestConn(t)
+ defer db.Close()
+
+ txn, err := db.Begin()
+ if err != nil {
+ t.Fatal(err)
+ }
+ defer txn.Rollback()
+
+ var pid int
+ err = txn.QueryRow("SELECT pg_backend_pid()").Scan(&pid)
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ _, err = txn.Exec("CREATE TEMP TABLE temp (a int)")
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ stmt, err := txn.Prepare(CopyIn("temp", "a"))
+ if err != nil {
+ t.Fatal(err)
+ }
+ defer stmt.Close()
+
+ _, err = db.Exec("SELECT pg_terminate_backend($1)", pid)
+ if err != nil {
+ t.Fatal(err)
+ }
+
+ if getServerVersion(t, db) < 90500 {
+ // We have to try and send something over, since postgres before
+ // version 9.5 won't process SIGTERMs while it's waiting for
+ // CopyData/CopyEnd messages; see tcop/postgres.c.
+ _, err = stmt.Exec(1)
+ if err != nil {
+ t.Fatal(err)
+ }
+ }
+ _, err = stmt.Exec()
+ if err == nil {
+ t.Fatalf("expected error")
+ }
+ pge, ok := err.(*Error)
+ if !ok {
+ if err == driver.ErrBadConn {
+ // likely an EPIPE
+ } else {
+ t.Fatalf("expected *pq.Error or driver.ErrBadConn, got %+#v", err)
+ }
+ } else if pge.Code.Name() != "admin_shutdown" {
+ t.Fatalf("expected admin_shutdown, got %s", pge.Code.Name())
+ }
+
+ _ = stmt.Close()
+}
+
+func BenchmarkCopyIn(b *testing.B) {
+ db := openTestConn(b)
+ defer db.Close()
+
+ txn, err := db.Begin()
+ if err != nil {
+ b.Fatal(err)
+ }
+ defer txn.Rollback()
+
+ _, err = txn.Exec("CREATE TEMP TABLE temp (a int, b varchar)")
+ if err != nil {
+ b.Fatal(err)
+ }
+
+ stmt, err := txn.Prepare(CopyIn("temp", "a", "b"))
+ if err != nil {
+ b.Fatal(err)
+ }
+
+ for i := 0; i < b.N; i++ {
+ _, err = stmt.Exec(int64(i), "hello world!")
+ if err != nil {
+ b.Fatal(err)
+ }
+ }
+
+ _, err = stmt.Exec()
+ if err != nil {
+ b.Fatal(err)
+ }
+
+ err = stmt.Close()
+ if err != nil {
+ b.Fatal(err)
+ }
+
+ var num int
+ err = txn.QueryRow("SELECT COUNT(*) FROM temp").Scan(&num)
+ if err != nil {
+ b.Fatal(err)
+ }
+
+ if num != b.N {
+ b.Fatalf("expected %d items, not %d", b.N, num)
+ }
+}
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