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store_test.go
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store_test.go
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package imagestore_test
import (
"fmt"
"math"
"testing"
"github.com/mistifyio/go-zfs"
"github.com/mistifyio/mistify-agent/client"
"github.com/mistifyio/mistify-agent/rpc"
"github.com/pborman/uuid"
"github.com/stretchr/testify/suite"
)
type StoreTestSuite struct {
APITestSuite
}
func TestStoreTestSuite(t *testing.T) {
suite.Run(t, new(StoreTestSuite))
}
func (s *StoreTestSuite) TestSpaceAvailible() {
size, err := s.Store.SpaceAvailible()
s.NoError(err)
s.True(size > 0)
volumePath := fmt.Sprintf("%s/guests/%s", s.ID, uuid.New())
_, _ = zfs.CreateVolume(volumePath, 10*1024*1024, defaultZFSOptions)
sizeAfter, err := s.Store.SpaceAvailible()
s.NoError(err)
s.True(size > sizeAfter)
}
func (s *StoreTestSuite) TestVerifyDisks() {
s.fetchImage()
tests := []struct {
description string
request *rpc.GuestRequest
expectedErr bool
}{
{"missing guest",
&rpc.GuestRequest{}, true},
{"missing guest id",
&rpc.GuestRequest{Guest: &client.Guest{}}, true},
{"missing guest disks",
&rpc.GuestRequest{Guest: &client.Guest{ID: uuid.New()}}, true},
{"invalid disk size",
&rpc.GuestRequest{Guest: &client.Guest{ID: uuid.New(), Disks: []client.Disk{{}}}}, true},
{"too much required space",
&rpc.GuestRequest{Guest: &client.Guest{ID: uuid.New(), Disks: []client.Disk{{Size: uint64(1e10)}}}}, true},
{"valid request with size",
&rpc.GuestRequest{Guest: &client.Guest{ID: uuid.New(), Disks: []client.Disk{{Size: uint64(10)}}}}, false},
{"invalid image id",
&rpc.GuestRequest{Guest: &client.Guest{ID: uuid.New(), Disks: []client.Disk{{Image: "asdf"}}}}, true},
{"valid request with image id",
&rpc.GuestRequest{Guest: &client.Guest{ID: uuid.New(), Disks: []client.Disk{{Image: s.ImageID}}}}, false},
}
for _, test := range tests {
msg := testMsgFunc(test.description)
response := &rpc.GuestResponse{}
err := s.Client.Do("ImageStore.VerifyDisks", test.request, response)
if test.expectedErr {
s.Error(err, msg("should error"))
} else {
s.NoError(err, msg("should not error"))
}
}
}
func (s *StoreTestSuite) TestCreateGuestDisks() {
s.fetchImage()
diskFromImageRequest := &rpc.GuestRequest{Guest: &client.Guest{ID: uuid.New(), Disks: []client.Disk{{Image: s.ImageID}}}}
tests := []struct {
description string
request *rpc.GuestRequest
expectedErr bool
}{
{"missing guest",
&rpc.GuestRequest{}, true},
{"missing guest id",
&rpc.GuestRequest{Guest: &client.Guest{}}, true},
{"missing guest disks",
&rpc.GuestRequest{Guest: &client.Guest{ID: uuid.New()}}, true},
{"invalid disk size",
&rpc.GuestRequest{Guest: &client.Guest{ID: uuid.New(), Disks: []client.Disk{{}}}}, true},
{"too much required space",
&rpc.GuestRequest{Guest: &client.Guest{ID: uuid.New(), Disks: []client.Disk{{Size: uint64(math.Pow10(10))}}}}, true},
{"valid request with size",
&rpc.GuestRequest{Guest: &client.Guest{ID: uuid.New(), Disks: []client.Disk{{Size: uint64(10)}}}}, false},
{"invalid image id",
&rpc.GuestRequest{Guest: &client.Guest{ID: uuid.New(), Disks: []client.Disk{{Image: "asdf"}}}}, true},
{"valid request with image id",
diskFromImageRequest, false},
{"repeat request with image id",
diskFromImageRequest, false},
}
for _, test := range tests {
msg := testMsgFunc(test.description)
response := &rpc.GuestResponse{}
err := s.Client.Do("ImageStore.CreateGuestDisks", test.request, response)
if test.expectedErr {
s.Error(err, msg("should error"))
} else {
s.NoError(err, msg("should not error"))
for _, d := range response.Guest.Disks {
s.NotEmpty(d.Source, msg("disk should have a source"))
}
}
}
}
func (s *StoreTestSuite) TestDeleteGuestDisks() {
s.fetchImage()
guestID := uuid.New()
request := &rpc.GuestRequest{Guest: &client.Guest{ID: guestID, Disks: []client.Disk{{Image: s.ImageID}}}}
response := &rpc.GuestResponse{}
s.NoError(s.Client.Do("ImageStore.CreateGuestDisks", request, response))
tests := []struct {
description string
request *rpc.GuestRequest
expectedErr bool
}{
{"missing guest",
&rpc.GuestRequest{}, true},
{"missing guest id",
&rpc.GuestRequest{Guest: &client.Guest{}}, true},
{"guest id without disks",
&rpc.GuestRequest{Guest: &client.Guest{ID: uuid.New()}}, true},
{"guest id with disks",
&rpc.GuestRequest{Guest: &client.Guest{ID: guestID}}, false},
}
for _, test := range tests {
msg := testMsgFunc(test.description)
response := &rpc.GuestResponse{}
err := s.Client.Do("ImageStore.DeleteGuestsDisks", test.request, response)
if test.expectedErr {
s.Error(err, msg("should error"))
} else {
s.NoError(err, msg("should not error"))
s.Len(response.Guest.Disks, 0, msg("should have no disks"))
}
}
}
func testMsgFunc(prefix string) func(...interface{}) string {
return func(val ...interface{}) string {
if len(val) == 0 {
return prefix
}
msgPrefix := prefix + " : "
if len(val) == 1 {
return msgPrefix + val[0].(string)
} else {
return msgPrefix + fmt.Sprintf(val[0].(string), val[1:]...)
}
}
}