constellation/cli/cmd/create_aws_test.go
2022-04-06 11:24:22 +02:00

214 lines
6.1 KiB
Go

package cmd
import (
"bytes"
"errors"
"testing"
"github.com/edgelesssys/constellation/cli/cloudprovider"
"github.com/edgelesssys/constellation/cli/ec2"
"github.com/edgelesssys/constellation/cli/file"
"github.com/edgelesssys/constellation/internal/config"
"github.com/edgelesssys/constellation/internal/state"
"github.com/spf13/afero"
"github.com/spf13/cobra"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestCreateAWSCmdArgumentValidation(t *testing.T) {
testCases := map[string]struct {
args []string
expectErr bool
}{
"valid size 4XL": {[]string{"1", "5", "4xlarge"}, false},
"valid size 8XL": {[]string{"1", "4", "8xlarge"}, false},
"valid size 12XL": {[]string{"1", "3", "12xlarge"}, false},
"valid size 16XL": {[]string{"1", "2", "16xlarge"}, false},
"valid size 24XL": {[]string{"1", "2", "24xlarge"}, false},
"valid short 12XL": {[]string{"1", "4", "12xl"}, false},
"valid short 24XL": {[]string{"1", "2", "24xl"}, false},
"valid capitalized": {[]string{"1", "3", "24XlARge"}, false},
"valid short capitalized": {[]string{"1", "4", "16XL"}, false},
"invalid to many arguments": {[]string{"1", "2", "4xl", "2xl"}, true},
"invalid to many arguments 2": {[]string{"1", "2", "4xl", "2"}, true},
"invalidOnlyOneInstance": {[]string{"1", "1", "4xl"}, true},
"invalid first is no int": {[]string{"xl", "2", "4xl"}, true},
"invalid first is not 1": {[]string{"2", "2", "4xl"}, true},
"invalid second is no int": {[]string{"1", "xl", "4xl"}, true},
"invalid third is no size": {[]string{"2", "1", "2"}, true},
"invalid wrong order": {[]string{"4xl", "1", "2"}, true},
}
cmd := newCreateAWSCmd()
for name, tc := range testCases {
t.Run(name, func(t *testing.T) {
assert := assert.New(t)
err := cmd.ValidateArgs(tc.args)
if tc.expectErr {
assert.Error(err)
} else {
assert.NoError(err)
}
})
}
}
func TestCreateAWS(t *testing.T) {
testState := state.ConstellationState{
CloudProvider: cloudprovider.AWS.String(),
EC2Instances: ec2.Instances{
"id-0": {
PrivateIP: "192.0.2.1",
PublicIP: "192.0.2.2",
},
"id-1": {
PrivateIP: "192.0.2.1",
PublicIP: "192.0.2.2",
},
"id-2": {
PrivateIP: "192.0.2.1",
PublicIP: "192.0.2.2",
},
},
EC2SecurityGroup: "sg-test",
}
someErr := errors.New("failed")
config := config.Default()
testCases := map[string]struct {
existingState *state.ConstellationState
client ec2client
interactive bool
interactiveStdin string
stateExpected state.ConstellationState
errExpected bool
}{
"create some instances": {
client: &fakeEc2Client{},
stateExpected: testState,
errExpected: false,
},
"state already exists": {
existingState: &testState,
client: &fakeEc2Client{},
errExpected: true,
},
"create some instances interactive": {
client: &fakeEc2Client{},
interactive: true,
interactiveStdin: "y\n",
stateExpected: testState,
errExpected: false,
},
"fail CreateSecurityGroup": {
client: &stubEc2Client{createSecurityGroupErr: someErr},
errExpected: true,
},
"fail CreateInstances": {
client: &stubEc2Client{createInstancesErr: someErr},
errExpected: true,
},
"fail GetState": {
client: &stubEc2Client{getStateErr: someErr},
errExpected: true,
},
"error on rollback": {
client: &stubEc2Client{createInstancesErr: someErr, deleteSecurityGroupErr: someErr},
errExpected: true,
},
}
for name, tc := range testCases {
t.Run(name, func(t *testing.T) {
assert := assert.New(t)
require := require.New(t)
cmd := newCreateAWSCmd()
cmd.Flags().BoolP("yes", "y", false, "")
out := bytes.NewBufferString("")
cmd.SetOut(out)
errOut := bytes.NewBufferString("")
cmd.SetErr(errOut)
in := bytes.NewBufferString(tc.interactiveStdin)
cmd.SetIn(in)
if !tc.interactive {
require.NoError(cmd.Flags().Set("yes", "true")) // disable interactivity
}
fs := afero.NewMemMapFs()
fileHandler := file.NewHandler(fs)
if tc.existingState != nil {
require.NoError(fileHandler.WriteJSON(*config.StatePath, *tc.existingState, false))
}
err := createAWS(cmd, tc.client, fileHandler, config, "xlarge", "name", 3)
if tc.errExpected {
assert.Error(err)
if stubClient, ok := tc.client.(*stubEc2Client); ok {
// Should have made a rollback on error.
assert.True(stubClient.terminateInstancesCalled)
assert.True(stubClient.deleteSecurityGroupCalled)
}
} else {
assert.NoError(err)
var stat state.ConstellationState
err := fileHandler.ReadJSON(*config.StatePath, &stat)
assert.NoError(err)
assert.Equal(tc.stateExpected, stat)
}
})
}
}
func TestCreateAWSCompletion(t *testing.T) {
testCases := map[string]struct {
args []string
toComplete string
resultExpected []string
shellCDExpected cobra.ShellCompDirective
}{
"first arg": {
args: []string{},
toComplete: "21",
resultExpected: []string{},
shellCDExpected: cobra.ShellCompDirectiveNoFileComp,
},
"second arg": {
args: []string{"23"},
toComplete: "21",
resultExpected: []string{},
shellCDExpected: cobra.ShellCompDirectiveNoFileComp,
},
"third arg": {
args: []string{"23", "24"},
toComplete: "4xl",
resultExpected: []string{
"4xlarge",
"8xlarge",
"12xlarge",
"16xlarge",
"24xlarge",
},
shellCDExpected: cobra.ShellCompDirectiveDefault,
},
"fourth arg": {
args: []string{"23", "24", "4xlarge"},
toComplete: "xl",
resultExpected: []string{},
shellCDExpected: cobra.ShellCompDirectiveError,
},
}
for name, tc := range testCases {
t.Run(name, func(t *testing.T) {
assert := assert.New(t)
cmd := &cobra.Command{}
result, shellCD := createAWSCompletion(cmd, tc.args, tc.toComplete)
assert.Equal(tc.resultExpected, result)
assert.Equal(tc.shellCDExpected, shellCD)
})
}
}