fix tests

internal/compatibility/compatibility.go

@@ -149,6 +149,16 @@ func NextMinorVersion(version string) (string, error) {
 	return fmt.Sprintf("v%d.%d", major, minor+1), nil
 }
 
+// PriorMinorVersion returns the prior minor version for a given canonical semver.
+// The returned format is vMAJOR.MINOR.
+func PriorMinorVersion(version string) (string, error) {
+	major, minor, err := parseCanonicalSemver(EnsurePrefixV(version))
+	if err != nil {
+		return "", err
+	}
+	return fmt.Sprintf("v%d.%d", major, minor-1), nil
+}
+
 func parseCanonicalSemver(version string) (major int, minor int, err error) {
 	version = semver.MajorMinor(version) // ensure version is in canonical form (vX.Y.Z)
 	if version == "" {

terraform-provider-constellation/internal/provider/BUILD.bazel

@@ -85,13 +85,14 @@ go_test(
     ],
     # keep
     x_defs = {
-        "runsUnder": "bazel",
         "providerVersion": "{STABLE_STAMP_VERSION}",
+        "runsUnder": "bazel",
     },
     deps = [
         "//internal/attestation/idkeydigest",
         "//internal/attestation/measurements",
         "//internal/attestation/variant",
+        "//internal/compatibility",
         "//internal/config",
         "//internal/constants",
         "//internal/semver",

terraform-provider-constellation/internal/provider/cluster_resource_test.go

@@ -12,6 +12,7 @@ import (
 	"regexp"
 	"testing"
 
+	"github.com/edgelesssys/constellation/v2/internal/compatibility"
 	"github.com/edgelesssys/constellation/v2/internal/semver"
 	"github.com/edgelesssys/constellation/v2/internal/versions"
 	"github.com/edgelesssys/constellation/v2/terraform-provider-constellation/internal/data"
@@ -24,6 +25,7 @@ import (
 )
 
 var providerVersion string
+
 func TestMicroserviceConstraint(t *testing.T) {
 	providerVersion := semver.NewFromInt(2, 15, 0, "")
 	sut := &ClusterResource{
@@ -468,11 +470,17 @@ func fullClusterTestingConfig(t *testing.T, csp string) string {
 	provider "constellation" {}
 	`
 
+	// pick a compatible release image for the current development version
+	priorMinor, err := compatibility.PriorMinorVersion(providerVersion)
+	if err != nil {
+		t.Fatal("get current provider version release", err)
+	}
+	image := fmt.Sprintf("%s.0", priorMinor)
 	switch csp {
 	case "aws":
-		return providerConfig + `
+		return providerConfig + fmt.Sprintf(`
 		data "constellation_image" "bar" {
-			version             = "v2.14.0"
+			version             = "%s"
 			attestation_variant = "aws-sev-snp"
 			csp                 = "aws"
 			region			    = "us-east-2"
@@ -482,11 +490,11 @@ func fullClusterTestingConfig(t *testing.T, csp string) string {
 			csp                 = "aws"
 			attestation_variant = "aws-sev-snp"
 			image               = data.constellation_image.bar.image
-		}`
+		}`, image)
 	case "azure":
-		return providerConfig + `
+		return providerConfig + fmt.Sprintf(`
 		data "constellation_image" "bar" {
-			version             = "v2.14.0"
+			version             = "%s"
 			attestation_variant = "azure-sev-snp"
 			csp                 = "azure"
 		}
@@ -495,11 +503,11 @@ func fullClusterTestingConfig(t *testing.T, csp string) string {
 			csp                 = "azure"
 			attestation_variant = "azure-sev-snp"
 			image               = data.constellation_image.bar.image
-		}`
+		}`, image)
 	case "gcp":
-		return providerConfig + `
+		return providerConfig + fmt.Sprintf(`
 		data "constellation_image" "bar" {
-			version             = "v2.14.0"
+			version             = "%s"
 			attestation_variant = "gcp-sev-es"
 			csp                 = "gcp"
 		}
@@ -508,7 +516,7 @@ func fullClusterTestingConfig(t *testing.T, csp string) string {
 			csp                 = "gcp"
 			attestation_variant = "gcp-sev-es"
 			image               = data.constellation_image.bar.image
-		}`
+		}`, image)
 	default:
 		t.Fatal("unknown csp")
 		return ""