1 files changed, 86 insertions, 0 deletions
diff --git a/app/src/main/java/se/leap/bitmaskclient/base/utils/ObfsVpnHelper.java b/app/src/main/java/se/leap/bitmaskclient/base/utils/ObfsVpnHelper.java
new file mode 100644
index 00000000..054c85b3
--- /dev/null
+++ b/app/src/main/java/se/leap/bitmaskclient/base/utils/ObfsVpnHelper.java
@@ -0,0 +1,86 @@
+package se.leap.bitmaskclient.base.utils;
+
+import androidx.annotation.VisibleForTesting;
+
+import de.blinkt.openvpn.core.NativeUtils;
+import se.leap.bitmaskclient.BuildConfig;
+
+// ObfsVpnHelper class allows us to mock BuildConfig fields related to the pre-shipped circumvention settings
+public class ObfsVpnHelper {
+
+    public interface ObfsVpnHelperInterface {
+        boolean useObfsVpn();
+        boolean hasObfuscationPinningDefaults();
+        String obfsvpnIP();
+        String obfsvpnPort();
+        String obfsvpnCert();
+        boolean useKcp();
+    }
+
+    public static class DefaultObfsVpnHelper implements ObfsVpnHelperInterface {
+        @Override
+        public boolean useObfsVpn() {
+            return BuildConfig.use_obfsvpn;
+        }
+
+        @Override
+        public boolean hasObfuscationPinningDefaults() {
+            return BuildConfig.obfsvpn_ip != null &&
+                    BuildConfig.obfsvpn_port != null &&
+                    BuildConfig.obfsvpn_cert != null &&
+                    !BuildConfig.obfsvpn_ip.isEmpty() &&
+                    !BuildConfig.obfsvpn_port.isEmpty() &&
+                    !BuildConfig.obfsvpn_cert.isEmpty();
+        }
+
+        @Override
+        public String obfsvpnIP() {
+            return BuildConfig.obfsvpn_ip;
+        }
+
+        @Override
+        public String obfsvpnPort() {
+            return BuildConfig.obfsvpn_port;
+        }
+
+        @Override
+        public String obfsvpnCert() {
+            return BuildConfig.obfsvpn_cert;
+        }
+
+        @Override
+        public boolean useKcp() {
+            return BuildConfig.obfsvpn_use_kcp;
+        }
+    }
+
+    private static ObfsVpnHelperInterface instance = new DefaultObfsVpnHelper();
+
+    @VisibleForTesting
+    public ObfsVpnHelper(ObfsVpnHelperInterface helperInterface) {
+        if (!NativeUtils.isUnitTest()) {
+            throw new IllegalStateException("ObfsVpnHelper injected with ObfsVpnHelperInterface outside of an unit test");
+        }
+        instance = helperInterface;
+    }
+
+    public static boolean useObfsVpn() {
+        return instance.useObfsVpn();
+    }
+
+    public static boolean hasObfuscationPinningDefaults() {
+        return instance.hasObfuscationPinningDefaults();
+    }
+    public static String obfsvpnIP() {
+        return instance.obfsvpnIP();
+    }
+    public static String obfsvpnPort() {
+        return instance.obfsvpnPort();
+    }
+    public static String obfsvpnCert() {
+        return instance.obfsvpnCert();
+    }
+    public static boolean useKcp() {
+        return instance.useKcp();
+    }
+}