1 files changed, 50 insertions, 0 deletions
diff --git a/controller-server/src/test/java/com/yahoo/vespa/hosted/controller/application/pkg/ZipEntriesTest.java b/controller-server/src/test/java/com/yahoo/vespa/hosted/controller/application/pkg/ZipEntriesTest.java
new file mode 100644
index 00000000000..6908464640b
--- /dev/null
+++ b/controller-server/src/test/java/com/yahoo/vespa/hosted/controller/application/pkg/ZipEntriesTest.java
@@ -0,0 +1,50 @@
+// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.vespa.hosted.controller.application.pkg;
+
+import com.yahoo.security.KeyAlgorithm;
+import com.yahoo.security.KeyUtils;
+import com.yahoo.security.SignatureAlgorithm;
+import com.yahoo.security.X509CertificateBuilder;
+import org.junit.Test;
+
+import javax.security.auth.x500.X500Principal;
+import java.math.BigInteger;
+import java.security.KeyPair;
+import java.security.cert.X509Certificate;
+import java.time.Instant;
+import java.util.List;
+import java.util.stream.Collectors;
+import java.util.stream.IntStream;
+
+import static org.junit.Assert.assertEquals;
+
+/**
+ * @author mpolden
+ */
+public class ZipEntriesTest {
+
+    @Test
+    public void test_replacement() {
+        ApplicationPackage applicationPackage = new ApplicationPackage(new byte[0]);
+        List<X509Certificate> certificates = IntStream.range(0, 3)
+                                                      .mapToObj(i -> {
+                                                          KeyPair keyPair = KeyUtils.generateKeypair(KeyAlgorithm.EC, 256);
+                                                          X500Principal subject = new X500Principal("CN=subject" + i);
+                                                          return X509CertificateBuilder.fromKeypair(keyPair,
+                                                                                                    subject,
+                                                                                                    Instant.now(),
+                                                                                                    Instant.now().plusSeconds(1),
+                                                                                                    SignatureAlgorithm.SHA512_WITH_ECDSA,
+                                                                                                    BigInteger.valueOf(1))
+                                                                                       .build();
+                                                      })
+                                                      .collect(Collectors.toUnmodifiableList());
+        
+        assertEquals(List.of(), applicationPackage.trustedCertificates());
+        for (int i = 0; i < certificates.size(); i++) {
+            applicationPackage = applicationPackage.withTrustedCertificate(certificates.get(i));
+            assertEquals(certificates.subList(0, i + 1), applicationPackage.trustedCertificates());
+        }
+    }
+
+}