constellation/bootstrapper/cloudprovider/gcp/writer_test.go

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package gcp
import (
"testing"
"github.com/spf13/afero"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestWriteGCEConf(t *testing.T) {
config := "someConfig"
testCases := map[string]struct {
fs afero.Afero
wantValue string
wantErr bool
}{
"write works": {
fs: afero.Afero{
Fs: afero.NewMemMapFs(),
},
wantValue: config,
wantErr: false,
},
"write fails": {
fs: afero.Afero{
Fs: afero.NewReadOnlyFs(afero.NewMemMapFs()),
},
wantErr: true,
},
}
for name, tc := range testCases {
t.Run(name, func(t *testing.T) {
assert := assert.New(t)
require := require.New(t)
writer := Writer{
fs: tc.fs,
}
err := writer.WriteGCEConf(config)
if tc.wantErr {
assert.Error(err)
return
}
require.NoError(err)
value, err := tc.fs.ReadFile("/etc/gce.conf")
assert.NoError(err)
assert.Equal(tc.wantValue, string(value))
})
}
}