759 lines
22 KiB
Go
759 lines
22 KiB
Go
package pq
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import (
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"bytes"
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"database/sql"
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"fmt"
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"strings"
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"testing"
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"time"
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"github.com/lib/pq/oid"
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)
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func TestScanTimestamp(t *testing.T) {
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var nt NullTime
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tn := time.Now()
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nt.Scan(tn)
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if !nt.Valid {
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t.Errorf("Expected Valid=false")
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}
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if nt.Time != tn {
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t.Errorf("Time value mismatch")
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}
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}
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func TestScanNilTimestamp(t *testing.T) {
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var nt NullTime
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nt.Scan(nil)
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if nt.Valid {
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t.Errorf("Expected Valid=false")
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}
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}
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var timeTests = []struct {
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str string
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timeval time.Time
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}{
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{"22001-02-03", time.Date(22001, time.February, 3, 0, 0, 0, 0, time.FixedZone("", 0))},
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{"2001-02-03", time.Date(2001, time.February, 3, 0, 0, 0, 0, time.FixedZone("", 0))},
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{"2001-02-03 04:05:06", time.Date(2001, time.February, 3, 4, 5, 6, 0, time.FixedZone("", 0))},
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{"2001-02-03 04:05:06.000001", time.Date(2001, time.February, 3, 4, 5, 6, 1000, time.FixedZone("", 0))},
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{"2001-02-03 04:05:06.00001", time.Date(2001, time.February, 3, 4, 5, 6, 10000, time.FixedZone("", 0))},
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{"2001-02-03 04:05:06.0001", time.Date(2001, time.February, 3, 4, 5, 6, 100000, time.FixedZone("", 0))},
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{"2001-02-03 04:05:06.001", time.Date(2001, time.February, 3, 4, 5, 6, 1000000, time.FixedZone("", 0))},
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{"2001-02-03 04:05:06.01", time.Date(2001, time.February, 3, 4, 5, 6, 10000000, time.FixedZone("", 0))},
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{"2001-02-03 04:05:06.1", time.Date(2001, time.February, 3, 4, 5, 6, 100000000, time.FixedZone("", 0))},
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{"2001-02-03 04:05:06.12", time.Date(2001, time.February, 3, 4, 5, 6, 120000000, time.FixedZone("", 0))},
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{"2001-02-03 04:05:06.123", time.Date(2001, time.February, 3, 4, 5, 6, 123000000, time.FixedZone("", 0))},
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{"2001-02-03 04:05:06.1234", time.Date(2001, time.February, 3, 4, 5, 6, 123400000, time.FixedZone("", 0))},
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{"2001-02-03 04:05:06.12345", time.Date(2001, time.February, 3, 4, 5, 6, 123450000, time.FixedZone("", 0))},
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{"2001-02-03 04:05:06.123456", time.Date(2001, time.February, 3, 4, 5, 6, 123456000, time.FixedZone("", 0))},
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{"2001-02-03 04:05:06.123-07", time.Date(2001, time.February, 3, 4, 5, 6, 123000000,
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time.FixedZone("", -7*60*60))},
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{"2001-02-03 04:05:06-07", time.Date(2001, time.February, 3, 4, 5, 6, 0,
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time.FixedZone("", -7*60*60))},
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{"2001-02-03 04:05:06-07:42", time.Date(2001, time.February, 3, 4, 5, 6, 0,
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time.FixedZone("", -(7*60*60+42*60)))},
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{"2001-02-03 04:05:06-07:30:09", time.Date(2001, time.February, 3, 4, 5, 6, 0,
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time.FixedZone("", -(7*60*60+30*60+9)))},
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{"2001-02-03 04:05:06+07", time.Date(2001, time.February, 3, 4, 5, 6, 0,
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time.FixedZone("", 7*60*60))},
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{"0011-02-03 04:05:06 BC", time.Date(-10, time.February, 3, 4, 5, 6, 0, time.FixedZone("", 0))},
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{"0011-02-03 04:05:06.123 BC", time.Date(-10, time.February, 3, 4, 5, 6, 123000000, time.FixedZone("", 0))},
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{"0011-02-03 04:05:06.123-07 BC", time.Date(-10, time.February, 3, 4, 5, 6, 123000000,
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time.FixedZone("", -7*60*60))},
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{"0001-02-03 04:05:06.123", time.Date(1, time.February, 3, 4, 5, 6, 123000000, time.FixedZone("", 0))},
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{"0001-02-03 04:05:06.123 BC", time.Date(1, time.February, 3, 4, 5, 6, 123000000, time.FixedZone("", 0)).AddDate(-1, 0, 0)},
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{"0001-02-03 04:05:06.123 BC", time.Date(0, time.February, 3, 4, 5, 6, 123000000, time.FixedZone("", 0))},
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{"0002-02-03 04:05:06.123 BC", time.Date(0, time.February, 3, 4, 5, 6, 123000000, time.FixedZone("", 0)).AddDate(-1, 0, 0)},
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{"0002-02-03 04:05:06.123 BC", time.Date(-1, time.February, 3, 4, 5, 6, 123000000, time.FixedZone("", 0))},
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{"12345-02-03 04:05:06.1", time.Date(12345, time.February, 3, 4, 5, 6, 100000000, time.FixedZone("", 0))},
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{"123456-02-03 04:05:06.1", time.Date(123456, time.February, 3, 4, 5, 6, 100000000, time.FixedZone("", 0))},
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}
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// Test that parsing the string results in the expected value.
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func TestParseTs(t *testing.T) {
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for i, tt := range timeTests {
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val, err := ParseTimestamp(nil, tt.str)
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if err != nil {
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t.Errorf("%d: got error: %v", i, err)
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} else if val.String() != tt.timeval.String() {
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t.Errorf("%d: expected to parse %q into %q; got %q",
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i, tt.str, tt.timeval, val)
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}
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}
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}
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var timeErrorTests = []string{
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"2001",
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"2001-2-03",
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"2001-02-3",
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"2001-02-03 ",
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"2001-02-03 04",
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"2001-02-03 04:",
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"2001-02-03 04:05",
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"2001-02-03 04:05:",
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"2001-02-03 04:05:6",
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"2001-02-03 04:05:06.123 B",
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}
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// Test that parsing the string results in an error.
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func TestParseTsErrors(t *testing.T) {
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for i, tt := range timeErrorTests {
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_, err := ParseTimestamp(nil, tt)
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if err == nil {
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t.Errorf("%d: expected an error from parsing: %v", i, tt)
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}
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}
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}
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// Now test that sending the value into the database and parsing it back
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// returns the same time.Time value.
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func TestEncodeAndParseTs(t *testing.T) {
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db, err := openTestConnConninfo("timezone='Etc/UTC'")
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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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for i, tt := range timeTests {
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var dbstr string
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err = db.QueryRow("SELECT ($1::timestamptz)::text", tt.timeval).Scan(&dbstr)
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if err != nil {
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t.Errorf("%d: could not send value %q to the database: %s", i, tt.timeval, err)
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continue
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}
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val, err := ParseTimestamp(nil, dbstr)
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if err != nil {
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t.Errorf("%d: could not parse value %q: %s", i, dbstr, err)
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continue
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}
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val = val.In(tt.timeval.Location())
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if val.String() != tt.timeval.String() {
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t.Errorf("%d: expected to parse %q into %q; got %q", i, dbstr, tt.timeval, val)
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}
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}
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}
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var formatTimeTests = []struct {
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time time.Time
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expected string
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}{
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{time.Time{}, "0001-01-01 00:00:00Z"},
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{time.Date(2001, time.February, 3, 4, 5, 6, 123456789, time.FixedZone("", 0)), "2001-02-03 04:05:06.123456789Z"},
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{time.Date(2001, time.February, 3, 4, 5, 6, 123456789, time.FixedZone("", 2*60*60)), "2001-02-03 04:05:06.123456789+02:00"},
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{time.Date(2001, time.February, 3, 4, 5, 6, 123456789, time.FixedZone("", -6*60*60)), "2001-02-03 04:05:06.123456789-06:00"},
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{time.Date(2001, time.February, 3, 4, 5, 6, 0, time.FixedZone("", -(7*60*60+30*60+9))), "2001-02-03 04:05:06-07:30:09"},
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{time.Date(1, time.February, 3, 4, 5, 6, 123456789, time.FixedZone("", 0)), "0001-02-03 04:05:06.123456789Z"},
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{time.Date(1, time.February, 3, 4, 5, 6, 123456789, time.FixedZone("", 2*60*60)), "0001-02-03 04:05:06.123456789+02:00"},
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{time.Date(1, time.February, 3, 4, 5, 6, 123456789, time.FixedZone("", -6*60*60)), "0001-02-03 04:05:06.123456789-06:00"},
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{time.Date(0, time.February, 3, 4, 5, 6, 123456789, time.FixedZone("", 0)), "0001-02-03 04:05:06.123456789Z BC"},
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{time.Date(0, time.February, 3, 4, 5, 6, 123456789, time.FixedZone("", 2*60*60)), "0001-02-03 04:05:06.123456789+02:00 BC"},
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{time.Date(0, time.February, 3, 4, 5, 6, 123456789, time.FixedZone("", -6*60*60)), "0001-02-03 04:05:06.123456789-06:00 BC"},
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{time.Date(1, time.February, 3, 4, 5, 6, 0, time.FixedZone("", -(7*60*60+30*60+9))), "0001-02-03 04:05:06-07:30:09"},
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{time.Date(0, time.February, 3, 4, 5, 6, 0, time.FixedZone("", -(7*60*60+30*60+9))), "0001-02-03 04:05:06-07:30:09 BC"},
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}
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func TestFormatTs(t *testing.T) {
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for i, tt := range formatTimeTests {
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val := string(formatTs(tt.time))
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if val != tt.expected {
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t.Errorf("%d: incorrect time format %q, want %q", i, val, tt.expected)
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}
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}
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}
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func TestFormatTsBackend(t *testing.T) {
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db := openTestConn(t)
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defer db.Close()
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var str string
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err := db.QueryRow("SELECT '2001-02-03T04:05:06.007-08:09:10'::time::text").Scan(&str)
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if err == nil {
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t.Fatalf("PostgreSQL is accepting an ISO timestamp input for time")
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}
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for i, tt := range formatTimeTests {
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for _, typ := range []string{"date", "time", "timetz", "timestamp", "timestamptz"} {
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err = db.QueryRow("SELECT $1::"+typ+"::text", tt.time).Scan(&str)
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if err != nil {
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t.Errorf("%d: incorrect time format for %v on the backend: %v", i, typ, err)
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}
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}
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}
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}
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func TestTimestampWithTimeZone(t *testing.T) {
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db := openTestConn(t)
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defer db.Close()
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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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// try several different locations, all included in Go's zoneinfo.zip
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for _, locName := range []string{
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"UTC",
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"America/Chicago",
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"America/New_York",
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"Australia/Darwin",
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"Australia/Perth",
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} {
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loc, err := time.LoadLocation(locName)
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if err != nil {
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t.Logf("Could not load time zone %s - skipping", locName)
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continue
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}
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// Postgres timestamps have a resolution of 1 microsecond, so don't
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// use the full range of the Nanosecond argument
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refTime := time.Date(2012, 11, 6, 10, 23, 42, 123456000, loc)
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for _, pgTimeZone := range []string{"US/Eastern", "Australia/Darwin"} {
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// Switch Postgres's timezone to test different output timestamp formats
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_, err = tx.Exec(fmt.Sprintf("set time zone '%s'", pgTimeZone))
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if err != nil {
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t.Fatal(err)
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}
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var gotTime time.Time
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row := tx.QueryRow("select $1::timestamp with time zone", refTime)
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err = row.Scan(&gotTime)
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if err != nil {
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t.Fatal(err)
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}
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if !refTime.Equal(gotTime) {
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t.Errorf("timestamps not equal: %s != %s", refTime, gotTime)
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}
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// check that the time zone is set correctly based on TimeZone
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pgLoc, err := time.LoadLocation(pgTimeZone)
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if err != nil {
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t.Logf("Could not load time zone %s - skipping", pgLoc)
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continue
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}
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translated := refTime.In(pgLoc)
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if translated.String() != gotTime.String() {
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t.Errorf("timestamps not equal: %s != %s", translated, gotTime)
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}
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}
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}
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}
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func TestTimestampWithOutTimezone(t *testing.T) {
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db := openTestConn(t)
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defer db.Close()
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test := func(ts, pgts string) {
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r, err := db.Query("SELECT $1::timestamp", pgts)
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if err != nil {
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t.Fatalf("Could not run query: %v", err)
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}
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n := r.Next()
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if n != true {
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t.Fatal("Expected at least one row")
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}
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var result time.Time
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err = r.Scan(&result)
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if err != nil {
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t.Fatalf("Did not expect error scanning row: %v", err)
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}
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expected, err := time.Parse(time.RFC3339, ts)
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if err != nil {
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t.Fatalf("Could not parse test time literal: %v", err)
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}
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if !result.Equal(expected) {
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t.Fatalf("Expected time to match %v: got mismatch %v",
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expected, result)
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}
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n = r.Next()
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if n != false {
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t.Fatal("Expected only one row")
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}
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}
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test("2000-01-01T00:00:00Z", "2000-01-01T00:00:00")
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// Test higher precision time
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test("2013-01-04T20:14:58.80033Z", "2013-01-04 20:14:58.80033")
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}
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func TestInfinityTimestamp(t *testing.T) {
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db := openTestConn(t)
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defer db.Close()
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var err error
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var resultT time.Time
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expectedErrorStrPrefix := `sql: Scan error on column index 0: unsupported`
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type testCases []struct {
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Query string
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Param string
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ExpectedErrStrPrefix string
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ExpectedVal interface{}
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}
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tc := testCases{
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{"SELECT $1::timestamp", "-infinity", expectedErrorStrPrefix, "-infinity"},
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{"SELECT $1::timestamptz", "-infinity", expectedErrorStrPrefix, "-infinity"},
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{"SELECT $1::timestamp", "infinity", expectedErrorStrPrefix, "infinity"},
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{"SELECT $1::timestamptz", "infinity", expectedErrorStrPrefix, "infinity"},
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}
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// try to assert []byte to time.Time
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for _, q := range tc {
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err = db.QueryRow(q.Query, q.Param).Scan(&resultT)
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if !strings.HasPrefix(err.Error(), q.ExpectedErrStrPrefix) {
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t.Errorf("Scanning -/+infinity, expected error to have prefix %q, got %q", q.ExpectedErrStrPrefix, err)
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}
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}
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// yield []byte
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for _, q := range tc {
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var resultI interface{}
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err = db.QueryRow(q.Query, q.Param).Scan(&resultI)
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if err != nil {
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t.Errorf("Scanning -/+infinity, expected no error, got %q", err)
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}
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result, ok := resultI.([]byte)
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if !ok {
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t.Errorf("Scanning -/+infinity, expected []byte, got %#v", resultI)
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}
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if string(result) != q.ExpectedVal {
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t.Errorf("Scanning -/+infinity, expected %q, got %q", q.ExpectedVal, result)
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}
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}
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y1500 := time.Date(1500, time.January, 1, 0, 0, 0, 0, time.UTC)
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y2500 := time.Date(2500, time.January, 1, 0, 0, 0, 0, time.UTC)
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EnableInfinityTs(y1500, y2500)
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err = db.QueryRow("SELECT $1::timestamp", "infinity").Scan(&resultT)
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if err != nil {
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t.Errorf("Scanning infinity, expected no error, got %q", err)
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}
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if !resultT.Equal(y2500) {
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t.Errorf("Scanning infinity, expected %q, got %q", y2500, resultT)
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}
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err = db.QueryRow("SELECT $1::timestamptz", "infinity").Scan(&resultT)
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if err != nil {
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t.Errorf("Scanning infinity, expected no error, got %q", err)
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}
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if !resultT.Equal(y2500) {
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t.Errorf("Scanning Infinity, expected time %q, got %q", y2500, resultT.String())
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}
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err = db.QueryRow("SELECT $1::timestamp", "-infinity").Scan(&resultT)
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if err != nil {
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t.Errorf("Scanning -infinity, expected no error, got %q", err)
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}
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if !resultT.Equal(y1500) {
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t.Errorf("Scanning -infinity, expected time %q, got %q", y1500, resultT.String())
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}
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err = db.QueryRow("SELECT $1::timestamptz", "-infinity").Scan(&resultT)
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if err != nil {
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t.Errorf("Scanning -infinity, expected no error, got %q", err)
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}
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if !resultT.Equal(y1500) {
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t.Errorf("Scanning -infinity, expected time %q, got %q", y1500, resultT.String())
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}
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ym1500 := time.Date(-1500, time.January, 1, 0, 0, 0, 0, time.UTC)
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y11500 := time.Date(11500, time.January, 1, 0, 0, 0, 0, time.UTC)
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var s string
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err = db.QueryRow("SELECT $1::timestamp::text", ym1500).Scan(&s)
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if err != nil {
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t.Errorf("Encoding -infinity, expected no error, got %q", err)
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}
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if s != "-infinity" {
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t.Errorf("Encoding -infinity, expected %q, got %q", "-infinity", s)
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}
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err = db.QueryRow("SELECT $1::timestamptz::text", ym1500).Scan(&s)
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if err != nil {
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t.Errorf("Encoding -infinity, expected no error, got %q", err)
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}
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if s != "-infinity" {
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t.Errorf("Encoding -infinity, expected %q, got %q", "-infinity", s)
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}
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err = db.QueryRow("SELECT $1::timestamp::text", y11500).Scan(&s)
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if err != nil {
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t.Errorf("Encoding infinity, expected no error, got %q", err)
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}
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if s != "infinity" {
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t.Errorf("Encoding infinity, expected %q, got %q", "infinity", s)
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}
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err = db.QueryRow("SELECT $1::timestamptz::text", y11500).Scan(&s)
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if err != nil {
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t.Errorf("Encoding infinity, expected no error, got %q", err)
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}
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if s != "infinity" {
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t.Errorf("Encoding infinity, expected %q, got %q", "infinity", s)
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}
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disableInfinityTs()
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var panicErrorString string
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func() {
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defer func() {
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panicErrorString, _ = recover().(string)
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}()
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EnableInfinityTs(y2500, y1500)
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}()
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if panicErrorString != infinityTsNegativeMustBeSmaller {
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|
t.Errorf("Expected error, %q, got %q", infinityTsNegativeMustBeSmaller, panicErrorString)
|
|
}
|
|
}
|
|
|
|
func TestStringWithNul(t *testing.T) {
|
|
db := openTestConn(t)
|
|
defer db.Close()
|
|
|
|
hello0world := string("hello\x00world")
|
|
_, err := db.Query("SELECT $1::text", &hello0world)
|
|
if err == nil {
|
|
t.Fatal("Postgres accepts a string with nul in it; " +
|
|
"injection attacks may be plausible")
|
|
}
|
|
}
|
|
|
|
func TestByteSliceToText(t *testing.T) {
|
|
db := openTestConn(t)
|
|
defer db.Close()
|
|
|
|
b := []byte("hello world")
|
|
row := db.QueryRow("SELECT $1::text", b)
|
|
|
|
var result []byte
|
|
err := row.Scan(&result)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if string(result) != string(b) {
|
|
t.Fatalf("expected %v but got %v", b, result)
|
|
}
|
|
}
|
|
|
|
func TestStringToBytea(t *testing.T) {
|
|
db := openTestConn(t)
|
|
defer db.Close()
|
|
|
|
b := "hello world"
|
|
row := db.QueryRow("SELECT $1::bytea", b)
|
|
|
|
var result []byte
|
|
err := row.Scan(&result)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if !bytes.Equal(result, []byte(b)) {
|
|
t.Fatalf("expected %v but got %v", b, result)
|
|
}
|
|
}
|
|
|
|
func TestTextByteSliceToUUID(t *testing.T) {
|
|
db := openTestConn(t)
|
|
defer db.Close()
|
|
|
|
b := []byte("a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11")
|
|
row := db.QueryRow("SELECT $1::uuid", b)
|
|
|
|
var result string
|
|
err := row.Scan(&result)
|
|
if forceBinaryParameters() {
|
|
pqErr := err.(*Error)
|
|
if pqErr == nil {
|
|
t.Errorf("Expected to get error")
|
|
} else if pqErr.Code != "22P03" {
|
|
t.Fatalf("Expected to get invalid binary encoding error (22P03), got %s", pqErr.Code)
|
|
}
|
|
} else {
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if result != string(b) {
|
|
t.Fatalf("expected %v but got %v", b, result)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestBinaryByteSlicetoUUID(t *testing.T) {
|
|
db := openTestConn(t)
|
|
defer db.Close()
|
|
|
|
b := []byte{'\xa0', '\xee', '\xbc', '\x99',
|
|
'\x9c', '\x0b',
|
|
'\x4e', '\xf8',
|
|
'\xbb', '\x00', '\x6b',
|
|
'\xb9', '\xbd', '\x38', '\x0a', '\x11'}
|
|
row := db.QueryRow("SELECT $1::uuid", b)
|
|
|
|
var result string
|
|
err := row.Scan(&result)
|
|
if forceBinaryParameters() {
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if result != string("a0eebc99-9c0b-4ef8-bb00-6bb9bd380a11") {
|
|
t.Fatalf("expected %v but got %v", b, result)
|
|
}
|
|
} else {
|
|
pqErr := err.(*Error)
|
|
if pqErr == nil {
|
|
t.Errorf("Expected to get error")
|
|
} else if pqErr.Code != "22021" {
|
|
t.Fatalf("Expected to get invalid byte sequence for encoding error (22021), got %s", pqErr.Code)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestStringToUUID(t *testing.T) {
|
|
db := openTestConn(t)
|
|
defer db.Close()
|
|
|
|
s := "a0eebc99-9c0b-4ef8-bb00-6bb9bd380a11"
|
|
row := db.QueryRow("SELECT $1::uuid", s)
|
|
|
|
var result string
|
|
err := row.Scan(&result)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if result != s {
|
|
t.Fatalf("expected %v but got %v", s, result)
|
|
}
|
|
}
|
|
|
|
func TestTextByteSliceToInt(t *testing.T) {
|
|
db := openTestConn(t)
|
|
defer db.Close()
|
|
|
|
expected := 12345678
|
|
b := []byte(fmt.Sprintf("%d", expected))
|
|
row := db.QueryRow("SELECT $1::int", b)
|
|
|
|
var result int
|
|
err := row.Scan(&result)
|
|
if forceBinaryParameters() {
|
|
pqErr := err.(*Error)
|
|
if pqErr == nil {
|
|
t.Errorf("Expected to get error")
|
|
} else if pqErr.Code != "22P03" {
|
|
t.Fatalf("Expected to get invalid binary encoding error (22P03), got %s", pqErr.Code)
|
|
}
|
|
} else {
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if result != expected {
|
|
t.Fatalf("expected %v but got %v", expected, result)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestBinaryByteSliceToInt(t *testing.T) {
|
|
db := openTestConn(t)
|
|
defer db.Close()
|
|
|
|
expected := 12345678
|
|
b := []byte{'\x00', '\xbc', '\x61', '\x4e'}
|
|
row := db.QueryRow("SELECT $1::int", b)
|
|
|
|
var result int
|
|
err := row.Scan(&result)
|
|
if forceBinaryParameters() {
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if result != expected {
|
|
t.Fatalf("expected %v but got %v", expected, result)
|
|
}
|
|
} else {
|
|
pqErr := err.(*Error)
|
|
if pqErr == nil {
|
|
t.Errorf("Expected to get error")
|
|
} else if pqErr.Code != "22021" {
|
|
t.Fatalf("Expected to get invalid byte sequence for encoding error (22021), got %s", pqErr.Code)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestTextDecodeIntoString(t *testing.T) {
|
|
input := []byte("hello world")
|
|
want := string(input)
|
|
for _, typ := range []oid.Oid{oid.T_char, oid.T_varchar, oid.T_text} {
|
|
got := decode(¶meterStatus{}, input, typ, formatText)
|
|
if got != want {
|
|
t.Errorf("invalid string decoding output for %T(%+v), got %v but expected %v", typ, typ, got, want)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestByteaOutputFormatEncoding(t *testing.T) {
|
|
input := []byte("\\x\x00\x01\x02\xFF\xFEabcdefg0123")
|
|
want := []byte("\\x5c78000102fffe6162636465666730313233")
|
|
got := encode(¶meterStatus{serverVersion: 90000}, input, oid.T_bytea)
|
|
if !bytes.Equal(want, got) {
|
|
t.Errorf("invalid hex bytea output, got %v but expected %v", got, want)
|
|
}
|
|
|
|
want = []byte("\\\\x\\000\\001\\002\\377\\376abcdefg0123")
|
|
got = encode(¶meterStatus{serverVersion: 84000}, input, oid.T_bytea)
|
|
if !bytes.Equal(want, got) {
|
|
t.Errorf("invalid escape bytea output, got %v but expected %v", got, want)
|
|
}
|
|
}
|
|
|
|
func TestByteaOutputFormats(t *testing.T) {
|
|
db := openTestConn(t)
|
|
defer db.Close()
|
|
|
|
if getServerVersion(t, db) < 90000 {
|
|
// skip
|
|
return
|
|
}
|
|
|
|
testByteaOutputFormat := func(f string, usePrepared bool) {
|
|
expectedData := []byte("\x5c\x78\x00\xff\x61\x62\x63\x01\x08")
|
|
sqlQuery := "SELECT decode('5c7800ff6162630108', 'hex')"
|
|
|
|
var data []byte
|
|
|
|
// use a txn to avoid relying on getting the same connection
|
|
txn, err := db.Begin()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer txn.Rollback()
|
|
|
|
_, err = txn.Exec("SET LOCAL bytea_output TO " + f)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
var rows *sql.Rows
|
|
var stmt *sql.Stmt
|
|
if usePrepared {
|
|
stmt, err = txn.Prepare(sqlQuery)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
rows, err = stmt.Query()
|
|
} else {
|
|
// use Query; QueryRow would hide the actual error
|
|
rows, err = txn.Query(sqlQuery)
|
|
}
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if !rows.Next() {
|
|
if rows.Err() != nil {
|
|
t.Fatal(rows.Err())
|
|
}
|
|
t.Fatal("shouldn't happen")
|
|
}
|
|
err = rows.Scan(&data)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
err = rows.Close()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if stmt != nil {
|
|
err = stmt.Close()
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
if !bytes.Equal(data, expectedData) {
|
|
t.Errorf("unexpected bytea value %v for format %s; expected %v", data, f, expectedData)
|
|
}
|
|
}
|
|
|
|
testByteaOutputFormat("hex", false)
|
|
testByteaOutputFormat("escape", false)
|
|
testByteaOutputFormat("hex", true)
|
|
testByteaOutputFormat("escape", true)
|
|
}
|
|
|
|
func TestAppendEncodedText(t *testing.T) {
|
|
var buf []byte
|
|
|
|
buf = appendEncodedText(¶meterStatus{serverVersion: 90000}, buf, int64(10))
|
|
buf = append(buf, '\t')
|
|
buf = appendEncodedText(¶meterStatus{serverVersion: 90000}, buf, 42.0000000001)
|
|
buf = append(buf, '\t')
|
|
buf = appendEncodedText(¶meterStatus{serverVersion: 90000}, buf, "hello\tworld")
|
|
buf = append(buf, '\t')
|
|
buf = appendEncodedText(¶meterStatus{serverVersion: 90000}, buf, []byte{0, 128, 255})
|
|
|
|
if string(buf) != "10\t42.0000000001\thello\\tworld\t\\\\x0080ff" {
|
|
t.Fatal(string(buf))
|
|
}
|
|
}
|
|
|
|
func TestAppendEscapedText(t *testing.T) {
|
|
if esc := appendEscapedText(nil, "hallo\tescape"); string(esc) != "hallo\\tescape" {
|
|
t.Fatal(string(esc))
|
|
}
|
|
if esc := appendEscapedText(nil, "hallo\\tescape\n"); string(esc) != "hallo\\\\tescape\\n" {
|
|
t.Fatal(string(esc))
|
|
}
|
|
if esc := appendEscapedText(nil, "\n\r\t\f"); string(esc) != "\\n\\r\\t\f" {
|
|
t.Fatal(string(esc))
|
|
}
|
|
}
|
|
|
|
func TestAppendEscapedTextExistingBuffer(t *testing.T) {
|
|
var buf []byte
|
|
buf = []byte("123\t")
|
|
if esc := appendEscapedText(buf, "hallo\tescape"); string(esc) != "123\thallo\\tescape" {
|
|
t.Fatal(string(esc))
|
|
}
|
|
buf = []byte("123\t")
|
|
if esc := appendEscapedText(buf, "hallo\\tescape\n"); string(esc) != "123\thallo\\\\tescape\\n" {
|
|
t.Fatal(string(esc))
|
|
}
|
|
buf = []byte("123\t")
|
|
if esc := appendEscapedText(buf, "\n\r\t\f"); string(esc) != "123\t\\n\\r\\t\f" {
|
|
t.Fatal(string(esc))
|
|
}
|
|
}
|
|
|
|
func BenchmarkAppendEscapedText(b *testing.B) {
|
|
longString := ""
|
|
for i := 0; i < 100; i++ {
|
|
longString += "123456789\n"
|
|
}
|
|
for i := 0; i < b.N; i++ {
|
|
appendEscapedText(nil, longString)
|
|
}
|
|
}
|
|
|
|
func BenchmarkAppendEscapedTextNoEscape(b *testing.B) {
|
|
longString := ""
|
|
for i := 0; i < 100; i++ {
|
|
longString += "1234567890"
|
|
}
|
|
for i := 0; i < b.N; i++ {
|
|
appendEscapedText(nil, longString)
|
|
}
|
|
}
|