constellation/terraform-provider-constellation/internal/provider/provider_test.go
Adrian Stobbe 37580009fe
terraform-provider: cleanup and improve docs (#2685)
Co-authored-by: Moritz Sanft <58110325+msanft@users.noreply.github.com>
2023-12-14 15:47:55 +01:00

82 lines
2.7 KiB
Go

/*
Copyright (c) Edgeless Systems GmbH
SPDX-License-Identifier: AGPL-3.0-only
*/
package provider
import (
"fmt"
"os"
"testing"
"github.com/bazelbuild/rules_go/go/runfiles"
"github.com/edgelesssys/constellation/v2/internal/constants"
"github.com/hashicorp/terraform-plugin-framework/providerserver"
"github.com/hashicorp/terraform-plugin-go/tfprotov6"
)
const (
// testingConfig is a shared configuration to combine with the actual
// test configuration so the constellation provider is properly configured
// for acceptance testing.
testingConfig = `provider "constellation" {}`
)
// testAccProtoV6ProviderFactories are used to instantiate a provider during
// acceptance testing. The factory function will be invoked for every Terraform
// CLI command executed to create a provider server to which the CLI can
// reattach. It sets a pseudo version for the provider version.
var testAccProtoV6ProviderFactories = testAccProtoV6ProviderFactoriesWithVersion(constants.BinaryVersion().String())
// testAccProtoV6ProviderFactoriesWithVersion are used to instantiate a provider during
// acceptance testing. The factory function will be invoked for every Terraform
// CLI command executed to create a provider server to which the CLI can
// reattach.
var testAccProtoV6ProviderFactoriesWithVersion = func(version string) map[string]func() (tfprotov6.ProviderServer, error) {
return map[string]func() (tfprotov6.ProviderServer, error){
"constellation": providerserver.NewProtocol6WithError(New(version)()),
}
}
// bazelSetTerraformBinaryPath sets the path to the Terraform binary for
// acceptance testing when running under Bazel.
func bazelSetTerraformBinaryPath(t *testing.T) {
if v := os.Getenv("TF_ACC"); v != "1" {
t.Fatal("TF_ACC must be set to \"1\" for acceptance tests")
}
// If we don't run under Bazel, we need to use the host Terraform binary.
// Print a warning and return without setting the path.
if !runsUnderBazel() {
fmt.Println(
"Test is not runding under Bazel.\n" +
"Using Host Terraform binary for acceptance testing.\n" +
"Tests results may vary from the defaults (which run under Bazel).",
)
return
}
tfPath := os.Getenv("TF_ACC_TERRAFORM_PATH")
if tfPath == "" {
t.Fatal("TF_ACC_TERRAFORM_PATH must be set for acceptance tests")
}
absTfPath, err := runfiles.Rlocation(tfPath)
if err != nil {
panic("could not find path to artifact")
}
// Set the path to the absolute Terraform binary for acceptance testing.
t.Setenv("TF_ACC_TERRAFORM_PATH", absTfPath)
}
// runsUnderBazel checks whether the test is ran under bazel.
func runsUnderBazel() bool {
return runsUnder == "bazel"
}
// runsUnder is redefined only by the Bazel build at link time.
var runsUnder = "go"