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client_cover_test.go
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client_cover_test.go
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package rockscache
import (
"context"
"errors"
"fmt"
"testing"
"time"
"github.com/stretchr/testify/assert"
)
func TestBadOptions(t *testing.T) {
assert.Panics(t, func() {
NewClient(nil, Options{})
})
}
func TestDisable(t *testing.T) {
rc := NewClient(nil, NewDefaultOptions())
rc.Options.DisableCacheDelete = true
rc.Options.DisableCacheRead = true
fn := func() (string, error) { return "", nil }
_, err := rc.Fetch2(context.Background(), "key", 60, fn)
assert.Nil(t, err)
err = rc.TagAsDeleted2(context.Background(), "key")
assert.Nil(t, err)
}
func TestEmptyExpire(t *testing.T) {
testEmptyExpire(t, 0)
testEmptyExpire(t, 10*time.Second)
}
func testEmptyExpire(t *testing.T, expire time.Duration) {
clearCache()
rc := NewClient(rdb, NewDefaultOptions())
rc.Options.EmptyExpire = expire
fn := func() (string, error) { return "", nil }
fetchError := errors.New("fetch error")
errFn := func() (string, error) {
return "", fetchError
}
_, err := rc.Fetch("key1", 600, fn)
assert.Nil(t, err)
_, err = rc.Fetch("key1", 600, errFn)
if expire == 0 {
assert.ErrorIs(t, err, fetchError)
} else {
assert.Nil(t, err)
}
rc.Options.StrongConsistency = true
_, err = rc.Fetch("key2", 600, fn)
assert.Nil(t, err)
_, err = rc.Fetch("key2", 600, errFn)
if expire == 0 {
assert.ErrorIs(t, err, fetchError)
} else {
assert.Nil(t, err)
}
}
func TestErrorFetch(t *testing.T) {
fn := func() (string, error) { return "", fmt.Errorf("error") }
clearCache()
rc := NewClient(rdb, NewDefaultOptions())
_, err := rc.Fetch("key1", 60, fn)
assert.Equal(t, fmt.Errorf("error"), err)
rc.Options.StrongConsistency = true
_, err = rc.Fetch("key2", 60, fn)
assert.Equal(t, fmt.Errorf("error"), err)
}
func TestPanicFetch(t *testing.T) {
fn := func() (string, error) { return "abc", nil }
pfn := func() (string, error) { panic(fmt.Errorf("error")) }
clearCache()
rc := NewClient(rdb, NewDefaultOptions())
_, err := rc.Fetch("key1", 60*time.Second, fn)
assert.Nil(t, err)
rc.TagAsDeleted("key1")
_, err = rc.Fetch("key1", 60*time.Second, pfn)
assert.Nil(t, err)
time.Sleep(20 * time.Millisecond)
}
func TestTagAsDeletedWait(t *testing.T) {
clearCache()
rc := NewClient(rdb, NewDefaultOptions())
rc.Options.WaitReplicas = 1
rc.Options.WaitReplicasTimeout = 10
err := rc.TagAsDeleted("key1")
if getCluster() != nil {
assert.Nil(t, err)
} else {
assert.Error(t, err, fmt.Errorf("wait replicas 1 failed. result replicas: 0"))
}
}