Merge changes from topic "Passpoint_FQDN"

* changes:
  [Passpoint] Allow multiple profiles w/identical FQDN
  [Passpoint] Allow multiple profiles w/identical FQDN
diff --git a/packages/SettingsLib/src/com/android/settingslib/wifi/AccessPoint.java b/packages/SettingsLib/src/com/android/settingslib/wifi/AccessPoint.java
index bfb79c0..954eb9b 100644
--- a/packages/SettingsLib/src/com/android/settingslib/wifi/AccessPoint.java
+++ b/packages/SettingsLib/src/com/android/settingslib/wifi/AccessPoint.java
@@ -181,6 +181,7 @@
     static final String KEY_SCANRESULTS = "key_scanresults";
     static final String KEY_SCOREDNETWORKCACHE = "key_scorednetworkcache";
     static final String KEY_CONFIG = "key_config";
+    static final String KEY_PASSPOINT_UNIQUE_ID = "key_passpoint_unique_id";
     static final String KEY_FQDN = "key_fqdn";
     static final String KEY_PROVIDER_FRIENDLY_NAME = "key_provider_friendly_name";
     static final String KEY_EAPTYPE = "eap_psktype";
@@ -217,7 +218,7 @@
     public static final int UNREACHABLE_RSSI = Integer.MIN_VALUE;
 
     public static final String KEY_PREFIX_AP = "AP:";
-    public static final String KEY_PREFIX_FQDN = "FQDN:";
+    public static final String KEY_PREFIX_PASSPOINT_UNIQUE_ID = "PASSPOINT:";
     public static final String KEY_PREFIX_OSU = "OSU:";
 
     private final Context mContext;
@@ -250,6 +251,7 @@
      * Information associated with the {@link PasspointConfiguration}.  Only maintaining
      * the relevant info to preserve spaces.
      */
+    private String mPasspointUniqueId;
     private String mFqdn;
     private String mProviderFriendlyName;
     private boolean mIsRoaming = false;
@@ -308,6 +310,9 @@
                 mScoredNetworkCache.put(timedScore.getScore().networkKey.wifiKey.bssid, timedScore);
             }
         }
+        if (savedState.containsKey(KEY_PASSPOINT_UNIQUE_ID)) {
+            mPasspointUniqueId = savedState.getString(KEY_PASSPOINT_UNIQUE_ID);
+        }
         if (savedState.containsKey(KEY_FQDN)) {
             mFqdn = savedState.getString(KEY_FQDN);
         }
@@ -351,6 +356,7 @@
      */
     public AccessPoint(Context context, PasspointConfiguration config) {
         mContext = context;
+        mPasspointUniqueId = config.getUniqueId();
         mFqdn = config.getHomeSp().getFqdn();
         mProviderFriendlyName = config.getHomeSp().getFriendlyName();
         mSubscriptionExpirationTimeInMillis = config.getSubscriptionExpirationTimeInMillis();
@@ -371,6 +377,7 @@
         mContext = context;
         networkId = config.networkId;
         mConfig = config;
+        mPasspointUniqueId = config.getKey();
         mFqdn = config.FQDN;
         setScanResultsPasspoint(homeScans, roamingScans);
         updateKey();
@@ -407,7 +414,7 @@
         if (isPasspoint()) {
             mKey = getKey(mConfig);
         } else if (isPasspointConfig()) {
-            mKey = getKey(mFqdn);
+            mKey = getKey(mPasspointUniqueId);
         } else if (isOsuProvider()) {
             mKey = getKey(mOsuProvider);
         } else { // Non-Passpoint AP
@@ -677,19 +684,19 @@
      */
     public static String getKey(WifiConfiguration config) {
         if (config.isPasspoint()) {
-            return getKey(config.FQDN);
+            return getKey(config.getKey());
         } else {
             return getKey(removeDoubleQuotes(config.SSID), config.BSSID, getSecurity(config));
         }
     }
 
     /**
-     * Returns the AccessPoint key corresponding to a Passpoint network by its FQDN.
+     * Returns the AccessPoint key corresponding to a Passpoint network by its unique identifier.
      */
-    public static String getKey(String fqdn) {
+    public static String getKey(String passpointUniqueId) {
         return new StringBuilder()
-                .append(KEY_PREFIX_FQDN)
-                .append(fqdn).toString();
+                .append(KEY_PREFIX_PASSPOINT_UNIQUE_ID)
+                .append(passpointUniqueId).toString();
     }
 
     /**
@@ -766,7 +773,7 @@
 
     public boolean matches(WifiConfiguration config) {
         if (config.isPasspoint()) {
-            return (isPasspoint() && config.FQDN.equals(mConfig.FQDN));
+            return (isPasspoint() && config.getKey().equals(mConfig.getKey()));
         }
 
         if (!ssid.equals(removeDoubleQuotes(config.SSID))
@@ -1052,7 +1059,7 @@
     public String getConfigName() {
         if (mConfig != null && mConfig.isPasspoint()) {
             return mConfig.providerFriendlyName;
-        } else if (mFqdn != null) {
+        } else if (mPasspointUniqueId != null) {
             return mProviderFriendlyName;
         } else {
             return ssid;
@@ -1254,7 +1261,7 @@
      * Return true if this AccessPoint represents a Passpoint provider configuration.
      */
     public boolean isPasspointConfig() {
-        return mFqdn != null && mConfig == null;
+        return mPasspointUniqueId != null && mConfig == null;
     }
 
     /**
@@ -1310,8 +1317,12 @@
         if (info.isOsuAp() || mOsuStatus != null) {
             return (info.isOsuAp() && mOsuStatus != null);
         } else if (info.isPasspointAp() || isPasspoint()) {
+            // TODO: Use TextUtils.equals(info.getPasspointUniqueId(), mConfig.getKey()) when API
+            //  is available
             return (info.isPasspointAp() && isPasspoint()
-                    && TextUtils.equals(info.getPasspointFqdn(), mConfig.FQDN));
+                    && TextUtils.equals(info.getPasspointFqdn(), mConfig.FQDN)
+                    && TextUtils.equals(info.getPasspointProviderFriendlyName(),
+                    mConfig.providerFriendlyName));
         }
 
         if (networkId != WifiConfiguration.INVALID_NETWORK_ID) {
@@ -1377,6 +1388,9 @@
         if (mNetworkInfo != null) {
             savedState.putParcelable(KEY_NETWORKINFO, mNetworkInfo);
         }
+        if (mPasspointUniqueId != null) {
+            savedState.putString(KEY_PASSPOINT_UNIQUE_ID, mPasspointUniqueId);
+        }
         if (mFqdn != null) {
             savedState.putString(KEY_FQDN, mFqdn);
         }
@@ -1949,11 +1963,11 @@
                 return;
             }
 
-            String fqdn = passpointConfig.getHomeSp().getFqdn();
+            String uniqueId = passpointConfig.getUniqueId();
             for (Pair<WifiConfiguration, Map<Integer, List<ScanResult>>> pairing :
                     wifiManager.getAllMatchingWifiConfigs(wifiManager.getScanResults())) {
                 WifiConfiguration config = pairing.first;
-                if (TextUtils.equals(config.FQDN, fqdn)) {
+                if (TextUtils.equals(config.getKey(), uniqueId)) {
                     List<ScanResult> homeScans =
                             pairing.second.get(WifiManager.PASSPOINT_HOME_NETWORK);
                     List<ScanResult> roamingScans =
diff --git a/packages/SettingsLib/src/com/android/settingslib/wifi/TestAccessPointBuilder.java b/packages/SettingsLib/src/com/android/settingslib/wifi/TestAccessPointBuilder.java
index f21e466..2fb2481 100644
--- a/packages/SettingsLib/src/com/android/settingslib/wifi/TestAccessPointBuilder.java
+++ b/packages/SettingsLib/src/com/android/settingslib/wifi/TestAccessPointBuilder.java
@@ -84,7 +84,7 @@
         bundle.putParcelable(AccessPoint.KEY_NETWORKINFO, mNetworkInfo);
         bundle.putParcelable(AccessPoint.KEY_WIFIINFO, mWifiInfo);
         if (mFqdn != null) {
-            bundle.putString(AccessPoint.KEY_FQDN, mFqdn);
+            bundle.putString(AccessPoint.KEY_PASSPOINT_UNIQUE_ID, mFqdn);
         }
         if (mProviderFriendlyName != null) {
             bundle.putString(AccessPoint.KEY_PROVIDER_FRIENDLY_NAME, mProviderFriendlyName);
diff --git a/packages/SettingsLib/src/com/android/settingslib/wifi/WifiTracker.java b/packages/SettingsLib/src/com/android/settingslib/wifi/WifiTracker.java
index 26abf71..586c154 100644
--- a/packages/SettingsLib/src/com/android/settingslib/wifi/WifiTracker.java
+++ b/packages/SettingsLib/src/com/android/settingslib/wifi/WifiTracker.java
@@ -606,7 +606,7 @@
 
             List<ScanResult> cachedScanResults = new ArrayList<>(mScanResultCache.values());
 
-            // Add a unique Passpoint AccessPoint for each Passpoint profile's FQDN.
+            // Add a unique Passpoint AccessPoint for each Passpoint profile's unique identifier.
             accessPoints.addAll(updatePasspointAccessPoints(
                     mWifiManager.getAllMatchingWifiConfigs(cachedScanResults), cachedAccessPoints));
 
diff --git a/wifi/java/android/net/wifi/IWifiManager.aidl b/wifi/java/android/net/wifi/IWifiManager.aidl
index 221f644..d4e024d 100644
--- a/wifi/java/android/net/wifi/IWifiManager.aidl
+++ b/wifi/java/android/net/wifi/IWifiManager.aidl
@@ -270,4 +270,6 @@
     void setScanThrottleEnabled(boolean enable);
 
     boolean isScanThrottleEnabled();
+
+    Map getAllMatchingPasspointProfilesForScanResults(in List<ScanResult> scanResult);
 }
diff --git a/wifi/java/android/net/wifi/WifiConfiguration.java b/wifi/java/android/net/wifi/WifiConfiguration.java
index 7c3d0b9..a720236 100644
--- a/wifi/java/android/net/wifi/WifiConfiguration.java
+++ b/wifi/java/android/net/wifi/WifiConfiguration.java
@@ -2112,7 +2112,8 @@
         return !TextUtils.isEmpty(FQDN)
                 && !TextUtils.isEmpty(providerFriendlyName)
                 && enterpriseConfig != null
-                && enterpriseConfig.getEapMethod() != WifiEnterpriseConfig.Eap.NONE;
+                && enterpriseConfig.getEapMethod() != WifiEnterpriseConfig.Eap.NONE
+                && !TextUtils.isEmpty(mPasspointUniqueId);
     }
 
     /**
@@ -2494,12 +2495,17 @@
      */
     @NonNull
     public String getKey() {
-        String key = providerFriendlyName == null
-                ? getSsidAndSecurityTypeString()
-                : FQDN + KeyMgmt.strings[KeyMgmt.WPA_EAP];
+        // Passpoint ephemeral networks have their unique identifier set. Return it as is to be
+        // able to match internally.
+        if (mPasspointUniqueId != null) {
+            return mPasspointUniqueId;
+        }
+
+        String key = getSsidAndSecurityTypeString();
         if (!shared) {
             key += "-" + UserHandle.getUserHandleForUid(creatorUid).getIdentifier();
         }
+
         return key;
     }
 
@@ -2754,6 +2760,7 @@
             requirePMF = source.requirePMF;
             updateIdentifier = source.updateIdentifier;
             carrierId = source.carrierId;
+            mPasspointUniqueId = source.mPasspointUniqueId;
         }
     }
 
@@ -2826,6 +2833,7 @@
         dest.writeInt(osu ? 1 : 0);
         dest.writeLong(randomizedMacExpirationTimeMs);
         dest.writeInt(carrierId);
+        dest.writeString(mPasspointUniqueId);
     }
 
     /** Implement the Parcelable interface {@hide} */
@@ -2900,6 +2908,7 @@
                 config.osu = in.readInt() != 0;
                 config.randomizedMacExpirationTimeMs = in.readLong();
                 config.carrierId = in.readInt();
+                config.mPasspointUniqueId = in.readString();
                 return config;
             }
 
@@ -2907,4 +2916,28 @@
                 return new WifiConfiguration[size];
             }
         };
+
+    /**
+     * Passpoint Unique identifier
+     * @hide
+     */
+    private String mPasspointUniqueId = null;
+
+    /**
+     * Set the Passpoint unique identifier
+     * @param uniqueId Passpoint unique identifier to be set
+     * @hide
+     */
+    public void setPasspointUniqueId(String uniqueId) {
+        mPasspointUniqueId = uniqueId;
+    }
+
+    /**
+     * Set the Passpoint unique identifier
+     * @hide
+     */
+    public String getPasspointUniqueId() {
+        return mPasspointUniqueId;
+    }
+
 }
diff --git a/wifi/java/android/net/wifi/WifiInfo.java b/wifi/java/android/net/wifi/WifiInfo.java
index 24b2a8e..0c306b4 100644
--- a/wifi/java/android/net/wifi/WifiInfo.java
+++ b/wifi/java/android/net/wifi/WifiInfo.java
@@ -291,6 +291,11 @@
      */
     private boolean mMeteredHint;
 
+    /**
+     * Passpoint unique key
+     */
+    private String mPasspointUniqueId;
+
     /** @hide */
     @UnsupportedAppUsage
     public WifiInfo() {
@@ -322,6 +327,7 @@
         setRequestingPackageName(null);
         setFQDN(null);
         setProviderFriendlyName(null);
+        setPasspointUniqueId(null);
         txBad = 0;
         txSuccess = 0;
         rxSuccess = 0;
@@ -370,6 +376,7 @@
             mWifiStandard = source.mWifiStandard;
             mMaxSupportedTxLinkSpeed = source.mMaxSupportedTxLinkSpeed;
             mMaxSupportedRxLinkSpeed = source.mMaxSupportedRxLinkSpeed;
+            mPasspointUniqueId = source.mPasspointUniqueId;
         }
     }
 
@@ -977,6 +984,7 @@
         dest.writeInt(mWifiStandard);
         dest.writeInt(mMaxSupportedTxLinkSpeed);
         dest.writeInt(mMaxSupportedRxLinkSpeed);
+        dest.writeString(mPasspointUniqueId);
     }
 
     /** Implement the Parcelable interface {@hide} */
@@ -1021,6 +1029,7 @@
                 info.mWifiStandard = in.readInt();
                 info.mMaxSupportedTxLinkSpeed = in.readInt();
                 info.mMaxSupportedRxLinkSpeed = in.readInt();
+                info.mPasspointUniqueId = in.readString();
                 return info;
             }
 
@@ -1028,4 +1037,24 @@
                 return new WifiInfo[size];
             }
         };
+
+    /**
+     * Set the Passpoint unique identifier for the current connection
+     *
+     * @param passpointUniqueId Unique identifier
+     * @hide
+     */
+    public void setPasspointUniqueId(@Nullable String passpointUniqueId) {
+        mPasspointUniqueId = passpointUniqueId;
+    }
+
+    /**
+     * Get the Passpoint unique identifier for the current connection
+     *
+     * @return Passpoint unique identifier
+     * @hide
+     */
+    public @Nullable String getPasspointUniqueId() {
+        return mPasspointUniqueId;
+    }
 }
diff --git a/wifi/java/android/net/wifi/WifiManager.java b/wifi/java/android/net/wifi/WifiManager.java
index 5ccc3aa..fb30910c 100644
--- a/wifi/java/android/net/wifi/WifiManager.java
+++ b/wifi/java/android/net/wifi/WifiManager.java
@@ -1400,8 +1400,7 @@
         List<Pair<WifiConfiguration, Map<Integer, List<ScanResult>>>> configs = new ArrayList<>();
         try {
             Map<String, Map<Integer, List<ScanResult>>> results =
-                    mService.getAllMatchingFqdnsForScanResults(
-                            scanResults);
+                    mService.getAllMatchingPasspointProfilesForScanResults(scanResults);
             if (results.isEmpty()) {
                 return configs;
             }
@@ -1409,8 +1408,8 @@
                     mService.getWifiConfigsForPasspointProfiles(
                             new ArrayList<>(results.keySet()));
             for (WifiConfiguration configuration : wifiConfigurations) {
-                Map<Integer, List<ScanResult>> scanResultsPerNetworkType = results.get(
-                        configuration.FQDN);
+                Map<Integer, List<ScanResult>> scanResultsPerNetworkType =
+                        results.get(configuration.getKey());
                 if (scanResultsPerNetworkType != null) {
                     configs.add(Pair.create(configuration, scanResultsPerNetworkType));
                 }
@@ -1962,9 +1961,11 @@
      * for connecting to Passpoint networks that are operated by the Passpoint
      * service provider specified in the configuration.
      *
-     * Each configuration is uniquely identified by its FQDN (Fully Qualified Domain
-     * Name).  In the case when there is an existing configuration with the same
-     * FQDN, the new configuration will replace the existing configuration.
+     * Each configuration is uniquely identified by a unique key which depends on the contents of
+     * the configuration. This allows the caller to install multiple profiles with the same FQDN
+     * (Fully qualified domain name). Therefore, in order to update an existing profile, it is
+     * first required to remove it using {@link WifiManager#removePasspointConfiguration(String)}.
+     * Otherwise, a new profile will be added with both configuration.
      *
      * @param config The Passpoint configuration to be added
      * @throws IllegalArgumentException if configuration is invalid or Passpoint is not enabled on
diff --git a/wifi/java/android/net/wifi/WifiNetworkSuggestion.java b/wifi/java/android/net/wifi/WifiNetworkSuggestion.java
index 7201496..a854a4b 100644
--- a/wifi/java/android/net/wifi/WifiNetworkSuggestion.java
+++ b/wifi/java/android/net/wifi/WifiNetworkSuggestion.java
@@ -569,6 +569,7 @@
         private WifiConfiguration buildWifiConfigurationForPasspoint() {
             WifiConfiguration wifiConfiguration = new WifiConfiguration();
             wifiConfiguration.FQDN = mPasspointConfiguration.getHomeSp().getFqdn();
+            wifiConfiguration.setPasspointUniqueId(mPasspointConfiguration.getUniqueId());
             wifiConfiguration.priority = mPriority;
             wifiConfiguration.meteredOverride =
                     mIsMetered ? WifiConfiguration.METERED_OVERRIDE_METERED
@@ -804,7 +805,7 @@
     @Override
     public int hashCode() {
         return Objects.hash(wifiConfiguration.SSID, wifiConfiguration.BSSID,
-                wifiConfiguration.allowedKeyManagement, wifiConfiguration.FQDN);
+                wifiConfiguration.allowedKeyManagement, wifiConfiguration.getKey());
     }
 
     /**
@@ -827,7 +828,8 @@
                 && TextUtils.equals(this.wifiConfiguration.BSSID, lhs.wifiConfiguration.BSSID)
                 && Objects.equals(this.wifiConfiguration.allowedKeyManagement,
                 lhs.wifiConfiguration.allowedKeyManagement)
-                && TextUtils.equals(this.wifiConfiguration.FQDN, lhs.wifiConfiguration.FQDN);
+                && TextUtils.equals(this.wifiConfiguration.getKey(),
+                lhs.wifiConfiguration.getKey());
     }
 
     @Override
diff --git a/wifi/java/android/net/wifi/hotspot2/PasspointConfiguration.java b/wifi/java/android/net/wifi/hotspot2/PasspointConfiguration.java
index 615331f..9f58184 100644
--- a/wifi/java/android/net/wifi/hotspot2/PasspointConfiguration.java
+++ b/wifi/java/android/net/wifi/hotspot2/PasspointConfiguration.java
@@ -908,6 +908,9 @@
             throw new IllegalStateException("Credential or HomeSP are not initialized");
         }
 
-        return mHomeSp.getFqdn();
+        StringBuilder sb = new StringBuilder();
+        sb.append(String.format("%s_%x%x", mHomeSp.getFqdn(), mHomeSp.hashCode(),
+                mCredential.hashCode()));
+        return sb.toString();
     }
 }
diff --git a/wifi/java/android/net/wifi/hotspot2/pps/HomeSp.java b/wifi/java/android/net/wifi/hotspot2/pps/HomeSp.java
index 49a76c3..a5de331 100644
--- a/wifi/java/android/net/wifi/hotspot2/pps/HomeSp.java
+++ b/wifi/java/android/net/wifi/hotspot2/pps/HomeSp.java
@@ -16,8 +16,8 @@
 
 package android.net.wifi.hotspot2.pps;
 
-import android.os.Parcelable;
 import android.os.Parcel;
+import android.os.Parcelable;
 import android.text.TextUtils;
 import android.util.Log;
 
@@ -299,8 +299,10 @@
 
     @Override
     public int hashCode() {
-        return Objects.hash(mFqdn, mFriendlyName, mIconUrl, mHomeNetworkIds, mMatchAllOis,
-                mMatchAnyOis, mOtherHomePartners, mRoamingConsortiumOis);
+        return Objects.hash(mFqdn, mFriendlyName, mIconUrl,
+                mHomeNetworkIds, Arrays.hashCode(mMatchAllOis),
+                Arrays.hashCode(mMatchAnyOis), Arrays.hashCode(mOtherHomePartners),
+                Arrays.hashCode(mRoamingConsortiumOis));
     }
 
     @Override
diff --git a/wifi/tests/src/android/net/wifi/WifiManagerTest.java b/wifi/tests/src/android/net/wifi/WifiManagerTest.java
index 53e9755..847040c 100644
--- a/wifi/tests/src/android/net/wifi/WifiManagerTest.java
+++ b/wifi/tests/src/android/net/wifi/WifiManagerTest.java
@@ -1551,14 +1551,15 @@
      */
     @Test
     public void testGetAllMatchingWifiConfigs() throws Exception {
-        Map<String, List<ScanResult>> fqdns = new HashMap<>();
-        fqdns.put("www.test.com", new ArrayList<>());
-        when(mWifiService.getAllMatchingFqdnsForScanResults(any(List.class))).thenReturn(fqdns);
+        Map<String, List<ScanResult>> passpointProfiles = new HashMap<>();
+        passpointProfiles.put("www.test.com_987a69bca26", new ArrayList<>());
+        when(mWifiService.getAllMatchingPasspointProfilesForScanResults(
+                any(List.class))).thenReturn(passpointProfiles);
         InOrder inOrder = inOrder(mWifiService);
 
         mWifiManager.getAllMatchingWifiConfigs(new ArrayList<>());
 
-        inOrder.verify(mWifiService).getAllMatchingFqdnsForScanResults(any(List.class));
+        inOrder.verify(mWifiService).getAllMatchingPasspointProfilesForScanResults(any(List.class));
         inOrder.verify(mWifiService).getWifiConfigsForPasspointProfiles(any(List.class));
     }
 
diff --git a/wifi/tests/src/android/net/wifi/hotspot2/PasspointConfigurationTest.java b/wifi/tests/src/android/net/wifi/hotspot2/PasspointConfigurationTest.java
index ce542c2..8f6beb1 100644
--- a/wifi/tests/src/android/net/wifi/hotspot2/PasspointConfigurationTest.java
+++ b/wifi/tests/src/android/net/wifi/hotspot2/PasspointConfigurationTest.java
@@ -20,8 +20,11 @@
 
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotEquals;
 import static org.junit.Assert.assertTrue;
 
+import android.net.wifi.hotspot2.pps.Credential;
+import android.net.wifi.hotspot2.pps.HomeSp;
 import android.os.Parcel;
 
 import androidx.test.filters.SmallTest;
@@ -367,16 +370,55 @@
     }
 
     /**
-     * Verify that the unique identifier generated is correct.
+     * Verify that the unique identifier generated is identical for two instances
      *
      * @throws Exception
      */
     @Test
     public void validateUniqueId() throws Exception {
-        PasspointConfiguration config = PasspointTestUtils.createConfig();
-        String uniqueId;
-        uniqueId = config.getUniqueId();
-        assertEquals(uniqueId, config.getHomeSp().getFqdn());
+        PasspointConfiguration config1 = PasspointTestUtils.createConfig();
+        PasspointConfiguration config2 = PasspointTestUtils.createConfig();
+
+        assertEquals(config1.getUniqueId(), config2.getUniqueId());
+    }
+
+    /**
+     * Verify that the unique identifier generated is different for two instances with different
+     * HomeSp node
+     *
+     * @throws Exception
+     */
+    @Test
+    public void validateUniqueIdDifferentHomeSp() throws Exception {
+        PasspointConfiguration config1 = PasspointTestUtils.createConfig();
+
+        // Modify config2's RCOIs to a different set of values
+        PasspointConfiguration config2 = PasspointTestUtils.createConfig();
+        HomeSp homeSp = config2.getHomeSp();
+        homeSp.setRoamingConsortiumOis(new long[] {0xaa, 0xbb});
+        config2.setHomeSp(homeSp);
+
+        assertNotEquals(config1.getUniqueId(), config2.getUniqueId());
+    }
+
+    /**
+     * Verify that the unique identifier generated is different for two instances with different
+     * Credential node
+     *
+     * @throws Exception
+     */
+    @Test
+    public void validateUniqueIdDifferentCredential() throws Exception {
+        PasspointConfiguration config1 = PasspointTestUtils.createConfig();
+
+        // Modify config2's RCOIs to a different set of values
+        PasspointConfiguration config2 = PasspointTestUtils.createConfig();
+        Credential credential = config2.getCredential();
+        credential.setRealm("realm2.example.com");
+        credential.getSimCredential().setImsi("350460*");
+        config2.setCredential(credential);
+
+        assertNotEquals(config1.getUniqueId(), config2.getUniqueId());
     }
 
     /**