terraform/internal/command/e2etest/provider_plugin_test.go

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package e2etest
import (
"os"
"path/filepath"
"strings"
"testing"
"github.com/hashicorp/terraform/internal/e2e"
"github.com/hashicorp/terraform/internal/getproviders"
)
// TestProviderProtocols verifies that Terraform can execute provider plugins
// with both supported protocol versions.
func TestProviderProtocols(t *testing.T) {
if !canRunGoBuild {
// We're running in a separate-build-then-run context, so we can't
// currently execute this test which depends on being able to build
// new executable at runtime.
//
// (See the comment on canRunGoBuild's declaration for more information.)
t.Skip("can't run without building a new provider executable")
}
t.Parallel()
tf := e2e.NewBinary(terraformBin, "testdata/provider-plugin")
defer tf.Close()
// In order to do a decent end-to-end test for this case we will need a real
// enough provider plugin to try to run and make sure we are able to
// actually run it. Here will build the simple and simple6 (built with
// protocol v6) providers.
simple6Provider := filepath.Join(tf.WorkDir(), "terraform-provider-simple6")
simple6ProviderExe := e2e.GoBuild("github.com/hashicorp/terraform/internal/provider-simple-v6/main", simple6Provider)
simpleProvider := filepath.Join(tf.WorkDir(), "terraform-provider-simple")
simpleProviderExe := e2e.GoBuild("github.com/hashicorp/terraform/internal/provider-simple/main", simpleProvider)
// Move the provider binaries into a directory that we will point terraform
// to using the -plugin-dir cli flag.
platform := getproviders.CurrentPlatform.String()
hashiDir := "cache/registry.terraform.io/hashicorp/"
if err := os.MkdirAll(tf.Path(hashiDir, "simple6/0.0.1/", platform), os.ModePerm); err != nil {
t.Fatal(err)
}
if err := os.Rename(simple6ProviderExe, tf.Path(hashiDir, "simple6/0.0.1/", platform, "terraform-provider-simple6")); err != nil {
t.Fatal(err)
}
if err := os.MkdirAll(tf.Path(hashiDir, "simple/0.0.1/", platform), os.ModePerm); err != nil {
t.Fatal(err)
}
if err := os.Rename(simpleProviderExe, tf.Path(hashiDir, "simple/0.0.1/", platform, "terraform-provider-simple")); err != nil {
t.Fatal(err)
}
//// INIT
_, stderr, err := tf.Run("init", "-plugin-dir=cache")
if err != nil {
t.Fatalf("unexpected init error: %s\nstderr:\n%s", err, stderr)
}
//// PLAN
_, stderr, err = tf.Run("plan", "-out=tfplan")
if err != nil {
t.Fatalf("unexpected plan error: %s\nstderr:\n%s", err, stderr)
}
//// APPLY
stdout, stderr, err := tf.Run("apply", "tfplan")
if err != nil {
t.Fatalf("unexpected apply error: %s\nstderr:\n%s", err, stderr)
}
if !strings.Contains(stdout, "Apply complete! Resources: 2 added, 0 changed, 0 destroyed.") {
t.Fatalf("wrong output:\n%s", stdout)
}
}