File size: 5,868 Bytes
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import (
"testing"
"github.com/stretchr/testify/require"
"github.com/openmeterio/openmeter/openmeter/subscription"
"github.com/openmeterio/openmeter/openmeter/subscription/patch"
"github.com/openmeterio/openmeter/openmeter/testutils"
"github.com/openmeterio/openmeter/pkg/clock"
"github.com/openmeterio/openmeter/pkg/datetime"
)
func TestStretchPhase(t *testing.T) {
now := testutils.GetRFC3339Time(t, "2021-01-01T00:00:01Z")
clock.SetTime(now)
s, p := getDefaultSpec(t, now)
getSpec := func(_ *testing.T) subscription.SubscriptionSpec {
phases := make(map[string]*subscription.SubscriptionPhaseSpec)
for k, v := range s.Phases {
vCopy := *v
phases[k] = &vCopy
}
s2 := *s
s2.Phases = phases
return s2
}
tests := testsuite[patch.PatchStretchPhase]{
SystemTime: now,
TT: []testcase[patch.PatchStretchPhase]{
{
Name: "Should extend first phase by 1 Month",
Patch: patch.PatchStretchPhase{
PhaseKey: "test_phase_1",
Duration: datetime.MustParseDuration(t, "P1M"),
},
GetSpec: func(t *testing.T) *subscription.SubscriptionSpec {
s := getSpec(t)
// Let's validate the spec looks as we expect
require.GreaterOrEqual(t, len(s.Phases), 2)
require.Equal(t, "test_phase_1", p.Phases[0].Key)
_, ok := s.Phases["test_phase_1"]
require.True(t, ok)
p2, ok := s.Phases["test_phase_2"]
require.True(t, ok)
// The second phase should start after 1 month
require.Equal(t, p2.StartAfter, datetime.NewISODuration(0, 1, 0, 0, 0, 0, 0))
return &s
},
Ctx: subscription.ApplyContext{
CurrentTime: now,
},
GetExpectedSpec: func(t *testing.T) subscription.SubscriptionSpec {
s := getSpec(t)
for k := range s.Phases {
if k != "test_phase_1" {
nSA, err := s.Phases[k].StartAfter.Add(datetime.MustParseDuration(t, "P1M"))
require.NoError(t, err)
s.Phases[k].StartAfter = nSA
}
}
return s
},
},
{
Name: "Should shrink first phase by 2 weeks",
Patch: patch.PatchStretchPhase{
PhaseKey: "test_phase_1",
Duration: datetime.MustParseDuration(t, "-P2W"),
},
GetSpec: func(t *testing.T) *subscription.SubscriptionSpec {
s := getSpec(t)
// Let's validate the spec looks as we expect
require.GreaterOrEqual(t, len(s.Phases), 2)
require.Equal(t, "test_phase_1", p.Phases[0].Key)
_, ok := s.Phases["test_phase_1"]
require.True(t, ok)
p2, ok := s.Phases["test_phase_2"]
require.True(t, ok)
// The second phase should start after 1 month
require.Equal(t, p2.StartAfter, datetime.NewISODuration(0, 1, 0, 0, 0, 0, 0))
return &s
},
Ctx: subscription.ApplyContext{
CurrentTime: now,
},
GetExpectedSpec: func(t *testing.T) subscription.SubscriptionSpec {
s := getSpec(t)
for k := range s.Phases {
if k != "test_phase_1" {
nSA, err := s.Phases[k].StartAfter.Subtract(datetime.MustParseDuration(t, "P2W"))
require.NoError(t, err)
s.Phases[k].StartAfter = nSA
}
}
return s
},
},
{
Name: "Should not allow stretching if there's a single phase",
Patch: patch.PatchStretchPhase{
PhaseKey: "test_phase_1",
Duration: datetime.MustParseDuration(t, "P1M"),
},
GetSpec: func(t *testing.T) *subscription.SubscriptionSpec {
s := getSpec(t)
// Let's validate the spec looks as we expect
require.GreaterOrEqual(t, len(s.Phases), 2)
require.Equal(t, "test_phase_1", p.Phases[0].Key)
_, ok := s.Phases["test_phase_1"]
require.True(t, ok)
delete(s.Phases, "test_phase_2")
delete(s.Phases, "test_phase_3")
return &s
},
Ctx: subscription.ApplyContext{
CurrentTime: now,
},
ExpectedError: &subscription.PatchConflictError{Msg: "cannot stretch a single phase"},
},
{
Name: "Should not allow stretching more than phase length",
Patch: patch.PatchStretchPhase{
PhaseKey: "test_phase_1",
Duration: datetime.MustParseDuration(t, "-P1M"),
},
GetSpec: func(t *testing.T) *subscription.SubscriptionSpec {
s := getSpec(t)
// Let's validate the spec looks as we expect
require.GreaterOrEqual(t, len(s.Phases), 2)
require.Equal(t, "test_phase_1", p.Phases[0].Key)
_, ok := s.Phases["test_phase_1"]
require.True(t, ok)
return &s
},
Ctx: subscription.ApplyContext{
CurrentTime: now,
},
ExpectedError: &subscription.PatchConflictError{Msg: "phase test_phase_1 would disappear due to stretching"},
},
{
Name: "Should work when stretching past next phase",
Patch: patch.PatchStretchPhase{
PhaseKey: "test_phase_1",
Duration: datetime.MustParseDuration(t, "P5M"),
},
GetSpec: func(t *testing.T) *subscription.SubscriptionSpec {
s := getSpec(t)
// Let's validate the spec looks as we expect
require.GreaterOrEqual(t, len(s.Phases), 2)
require.Equal(t, "test_phase_1", p.Phases[0].Key)
_, ok := s.Phases["test_phase_1"]
require.True(t, ok)
return &s
},
GetExpectedSpec: func(t *testing.T) subscription.SubscriptionSpec {
s := getSpec(t)
for k := range s.Phases {
if k != "test_phase_1" {
nSA, err := s.Phases[k].StartAfter.Add(datetime.MustParseDuration(t, "P5M"))
require.NoError(t, err)
s.Phases[k].StartAfter = nSA
}
}
return s
},
Ctx: subscription.ApplyContext{
CurrentTime: now,
},
},
},
}
tests.Run(t)
}
func TestASD(t *testing.T) {
p1 := datetime.MustParseDuration(t, "P1M")
p2 := datetime.MustParseDuration(t, "P2W")
p3 := datetime.MustParseDuration(t, "-P2W")
r1, err := p1.Subtract(p2)
require.Nil(t, err)
r2, err := p1.Add(p3)
require.Nil(t, err)
require.Equal(t, r1, r2)
}
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