[main] Fix CI client-creds integration tests (#3797)

* Fix(ci): add flake-attempts to client-creds integration test target

* Fix: prevent 'cf apps' failure on empty API version

Author: prkalle

Makefile

@@ -135,7 +135,13 @@ integration-selfcontained: build install-test-deps
 
 integration-tests: build integration-cleanup integration-isolated integration-push integration-global integration-selfcontained ## Run all isolated, push, selfcontained, and global integration tests
 
-integration-tests-ci-client-creds: build integration-cleanup integration-push integration-global integration-selfcontained
+integration-tests-ci-client-creds: build install-test-deps integration-cleanup
+	$(ginkgo_int) -nodes $(NODES) -flake-attempts $(FLAKE_ATTEMPTS) \
+		integration/v7/push
+	$(ginkgo_int) -flake-attempts $(FLAKE_ATTEMPTS) \
+		integration/shared/global integration/v7/global
+	$(ginkgo_int) -nodes $(NODES) -flake-attempts $(FLAKE_ATTEMPTS) \
+		integration/v7/selfcontained
 
 i: integration-tests-full
 integration-full-tests: integration-tests-full

actor/versioncheck/minimum_version_check.go

@@ -8,6 +8,9 @@ func IsMinimumAPIVersionMet(current string, minimum string) (bool, error) {
 	if minimum == "" {
 		return true, nil
 	}
+	if current == "" {
+		return false, nil
+	}
 
 	currentSemver, err := semver.Make(current)
 	if err != nil {

actor/versioncheck/minimum_version_check_test.go

@@ -56,6 +56,17 @@ var _ = Describe("IsMinimumAPIVersionMet", func() {
 		})
 	})
 
+	Context("current version is empty", func() {
+		BeforeEach(func() {
+			currentVersion = ""
+		})
+
+		It("returns false with no errors", func() {
+			Expect(minAPIVersionMet).To(Equal(false))
+			Expect(executeErr).ToNot(HaveOccurred())
+		})
+	})
+
 	Context("current version is less than min", func() {
 		BeforeEach(func() {
 			currentVersion = "3.22.0"