129 lines
4.5 KiB
Go
129 lines
4.5 KiB
Go
package vault
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import (
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"context"
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"fmt"
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"testing"
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"time"
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"github.com/axiomhq/hyperloglog"
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"github.com/hashicorp/vault/helper/timeutil"
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)
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func Test_ActivityLog_ComputeCurrentMonthForBillingPeriodInternal(t *testing.T) {
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// populate the first month with clients 1-10
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monthOneHLL := hyperloglog.New()
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// populate the second month with clients 5-15
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monthTwoHLL := hyperloglog.New()
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// populate the third month with clients 10-20
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monthThreeHLL := hyperloglog.New()
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for i := 0; i < 20; i++ {
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clientID := []byte(fmt.Sprintf("client_%d", i))
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if i < 10 {
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monthOneHLL.Insert(clientID)
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}
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if 5 <= i && i < 15 {
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monthTwoHLL.Insert(clientID)
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}
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if 10 <= i && i < 20 {
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monthThreeHLL.Insert(clientID)
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}
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}
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mockHLLGetFunc := func(ctx context.Context, startTime time.Time) (*hyperloglog.Sketch, error) {
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currMonthStart := timeutil.StartOfMonth(time.Now())
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if startTime.Equal(timeutil.MonthsPreviousTo(3, currMonthStart)) {
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return monthThreeHLL, nil
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}
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if startTime.Equal(timeutil.MonthsPreviousTo(2, currMonthStart)) {
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return monthTwoHLL, nil
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}
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if startTime.Equal(timeutil.MonthsPreviousTo(1, currMonthStart)) {
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return monthOneHLL, nil
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}
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return nil, fmt.Errorf("bad start time")
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}
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// Let's add 2 entities exclusive to month 1 (clients 0,1),
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// 2 entities shared by month 1 and 2 (clients 5,6),
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// 2 entities shared by month 2 and 3 (clients 10,11), and
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// 2 entities exclusive to month 3 (15,16). Furthermore, we can add
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// 3 new entities (clients 20,21, and 22).
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entitiesStruct := make(map[string]struct{}, 0)
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entitiesStruct["client_0"] = struct{}{}
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entitiesStruct["client_1"] = struct{}{}
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entitiesStruct["client_5"] = struct{}{}
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entitiesStruct["client_6"] = struct{}{}
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entitiesStruct["client_10"] = struct{}{}
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entitiesStruct["client_11"] = struct{}{}
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entitiesStruct["client_15"] = struct{}{}
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entitiesStruct["client_16"] = struct{}{}
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entitiesStruct["client_20"] = struct{}{}
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entitiesStruct["client_21"] = struct{}{}
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entitiesStruct["client_22"] = struct{}{}
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// We will add 3 nonentity clients from month 1 (clients 2,3,4),
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// 3 shared by months 1 and 2 (7,8,9),
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// 3 shared by months 2 and 3 (12,13,14), and
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// 3 exclusive to month 3 (17,18,19). We will also
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// add 4 new nonentity clients.
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nonEntitiesStruct := make(map[string]struct{}, 0)
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nonEntitiesStruct["client_2"] = struct{}{}
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nonEntitiesStruct["client_3"] = struct{}{}
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nonEntitiesStruct["client_4"] = struct{}{}
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nonEntitiesStruct["client_7"] = struct{}{}
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nonEntitiesStruct["client_8"] = struct{}{}
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nonEntitiesStruct["client_9"] = struct{}{}
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nonEntitiesStruct["client_12"] = struct{}{}
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nonEntitiesStruct["client_13"] = struct{}{}
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nonEntitiesStruct["client_14"] = struct{}{}
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nonEntitiesStruct["client_17"] = struct{}{}
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nonEntitiesStruct["client_18"] = struct{}{}
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nonEntitiesStruct["client_19"] = struct{}{}
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nonEntitiesStruct["client_23"] = struct{}{}
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nonEntitiesStruct["client_24"] = struct{}{}
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nonEntitiesStruct["client_25"] = struct{}{}
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nonEntitiesStruct["client_26"] = struct{}{}
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counts := &processCounts{
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Entities: entitiesStruct,
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NonEntities: nonEntitiesStruct,
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}
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currentMonthClientsMap := make(map[int64]*processMonth, 1)
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currentMonthClients := &processMonth{
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Counts: counts,
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NewClients: &processNewClients{Counts: counts},
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}
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// Technially I think currentMonthClientsMap should have the keys as
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// unix timestamps, but for the purposes of the unit test it doesn't
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// matter what the values actually are.
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currentMonthClientsMap[0] = currentMonthClients
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core, _, _ := TestCoreUnsealed(t)
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a := core.activityLog
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endTime := timeutil.StartOfMonth(time.Now())
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startTime := timeutil.MonthsPreviousTo(3, endTime)
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monthRecord, err := a.computeCurrentMonthForBillingPeriodInternal(context.Background(), currentMonthClientsMap, mockHLLGetFunc, startTime, endTime)
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if err != nil {
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t.Fatal(err)
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}
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// We should have 11 entity clients and 16 nonentity clients, and 3 new entity clients
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// and 4 new nonentity clients
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if monthRecord.Counts.EntityClients != 11 {
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t.Fatalf("wrong number of entity clients. Expected 11, got %d", monthRecord.Counts.EntityClients)
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}
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if monthRecord.Counts.NonEntityClients != 16 {
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t.Fatalf("wrong number of non entity clients. Expected 16, got %d", monthRecord.Counts.NonEntityClients)
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}
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if monthRecord.NewClients.Counts.EntityClients != 3 {
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t.Fatalf("wrong number of new entity clients. Expected 3, got %d", monthRecord.NewClients.Counts.EntityClients)
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}
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if monthRecord.NewClients.Counts.NonEntityClients != 4 {
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t.Fatalf("wrong number of new non entity clients. Expected 4, got %d", monthRecord.NewClients.Counts.NonEntityClients)
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}
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}
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