terraform/command/plugins_test.go

57 lines
1.4 KiB
Go

package command
import (
"fmt"
"os"
"path/filepath"
"github.com/hashicorp/terraform/plugin/discovery"
)
// mockGetProvider providers a GetProvider method for testing automatic
// provider downloads
type mockGetProvider struct {
// A map of provider names to available versions.
// The tests expect the versions to be in order from newest to oldest.
Providers map[string][]string
}
func (m mockGetProvider) FileName(provider, version string) string {
return fmt.Sprintf("terraform-provider-%s-V%s-X4", provider, version)
}
// GetProvider will check the Providers map to see if it can find a suitable
// version, and put an empty file in the dst directory.
func (m mockGetProvider) GetProvider(dst, provider string, req discovery.Constraints) error {
versions := m.Providers[provider]
if len(versions) == 0 {
return fmt.Errorf("provider %q not found", provider)
}
err := os.MkdirAll(dst, 0755)
if err != nil {
return fmt.Errorf("error creating plugins directory: %s", err)
}
for _, v := range versions {
version, err := discovery.VersionStr(v).Parse()
if err != nil {
panic(err)
}
if req.Allows(version) {
// provider filename
name := m.FileName(provider, v)
path := filepath.Join(dst, name)
f, err := os.Create(path)
if err != nil {
return fmt.Errorf("error fetching provider: %s", err)
}
f.Close()
return nil
}
}
return fmt.Errorf("no suitable version for provider %q found with constraints %s", provider, req)
}