130 lines
3.1 KiB
Go
130 lines
3.1 KiB
Go
package db
|
|
|
|
import (
|
|
"fmt"
|
|
"testing"
|
|
)
|
|
|
|
func TestPrefixIteratorNoMatchNil(t *testing.T) {
|
|
for backend, _ := range backends {
|
|
t.Run(fmt.Sprintf("Prefix w/ backend %s", backend), func(t *testing.T) {
|
|
db := newTempDB(t, backend)
|
|
itr := IteratePrefix(db, []byte("2"))
|
|
|
|
checkInvalid(t, itr)
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestPrefixIteratorNoMatch1(t *testing.T) {
|
|
for backend, _ := range backends {
|
|
t.Run(fmt.Sprintf("Prefix w/ backend %s", backend), func(t *testing.T) {
|
|
db := newTempDB(t, backend)
|
|
itr := IteratePrefix(db, []byte("2"))
|
|
db.SetSync(bz("1"), bz("value_1"))
|
|
|
|
checkInvalid(t, itr)
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestPrefixIteratorMatch2(t *testing.T) {
|
|
for backend, _ := range backends {
|
|
t.Run(fmt.Sprintf("Prefix w/ backend %s", backend), func(t *testing.T) {
|
|
db := newTempDB(t, backend)
|
|
db.SetSync(bz("2"), bz("value_2"))
|
|
itr := IteratePrefix(db, []byte("2"))
|
|
|
|
checkValid(t, itr, true)
|
|
checkItem(t, itr, bz("2"), bz("value_2"))
|
|
checkNext(t, itr, false)
|
|
|
|
// Once invalid...
|
|
checkInvalid(t, itr)
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestPrefixIteratorMatch3(t *testing.T) {
|
|
for backend, _ := range backends {
|
|
t.Run(fmt.Sprintf("Prefix w/ backend %s", backend), func(t *testing.T) {
|
|
db := newTempDB(t, backend)
|
|
db.SetSync(bz("3"), bz("value_3"))
|
|
itr := IteratePrefix(db, []byte("4"))
|
|
|
|
// Once invalid...
|
|
checkInvalid(t, itr)
|
|
})
|
|
}
|
|
}
|
|
|
|
// Search for a/1, fail by too much Next()
|
|
func TestPrefixIteratorMatches1N(t *testing.T) {
|
|
for backend, _ := range backends {
|
|
t.Run(fmt.Sprintf("Prefix w/ backend %s", backend), func(t *testing.T) {
|
|
db := newTempDB(t, backend)
|
|
db.SetSync(bz("a/1"), bz("value_1"))
|
|
db.SetSync(bz("a/3"), bz("value_3"))
|
|
itr := IteratePrefix(db, []byte("a/"))
|
|
|
|
checkValid(t, itr, true)
|
|
checkItem(t, itr, bz("a/1"), bz("value_1"))
|
|
checkNext(t, itr, true)
|
|
checkItem(t, itr, bz("a/3"), bz("value_3"))
|
|
|
|
// Bad!
|
|
checkNext(t, itr, false)
|
|
|
|
// Once invalid...
|
|
checkInvalid(t, itr)
|
|
})
|
|
}
|
|
}
|
|
|
|
// Search for a/2, fail by too much Next()
|
|
func TestPrefixIteratorMatches2N(t *testing.T) {
|
|
for backend, _ := range backends {
|
|
t.Run(fmt.Sprintf("Prefix w/ backend %s", backend), func(t *testing.T) {
|
|
db := newTempDB(t, backend)
|
|
db.SetSync(bz("a/1"), bz("value_1"))
|
|
db.SetSync(bz("a/3"), bz("value_3"))
|
|
itr := IteratePrefix(db, []byte("a/"))
|
|
|
|
checkValid(t, itr, true)
|
|
checkItem(t, itr, bz("a/1"), bz("value_1"))
|
|
checkNext(t, itr, true)
|
|
checkValid(t, itr, true)
|
|
checkItem(t, itr, bz("a/3"), bz("value_3"))
|
|
|
|
// Bad!
|
|
checkNext(t, itr, false)
|
|
|
|
// Once invalid...
|
|
checkInvalid(t, itr)
|
|
})
|
|
}
|
|
}
|
|
|
|
// Search for a/3, fail by too much Next()
|
|
func TestPrefixIteratorMatches3N(t *testing.T) {
|
|
for backend, _ := range backends {
|
|
t.Run(fmt.Sprintf("Prefix w/ backend %s", backend), func(t *testing.T) {
|
|
db := newTempDB(t, backend)
|
|
db.SetSync(bz("a/1"), bz("value_1"))
|
|
db.SetSync(bz("a/3"), bz("value_3"))
|
|
itr := IteratePrefix(db, []byte("a/"))
|
|
|
|
checkValid(t, itr, true)
|
|
checkItem(t, itr, bz("a/1"), bz("value_1"))
|
|
checkNext(t, itr, true)
|
|
checkItem(t, itr, bz("a/3"), bz("value_3"))
|
|
|
|
// Bad!
|
|
checkNext(t, itr, false)
|
|
|
|
// Once invalid...
|
|
checkInvalid(t, itr)
|
|
})
|
|
}
|
|
}
|