diff --git a/core/java/test/scalatest/net/i2p/data/HashSpec.scala b/core/java/test/scalatest/net/i2p/data/HashSpec.scala
index 71b7ccc302..ae925ed62f 100644
--- a/core/java/test/scalatest/net/i2p/data/HashSpec.scala
+++ b/core/java/test/scalatest/net/i2p/data/HashSpec.scala
@@ -1,4 +1,4 @@
-package net.i2p.data;
+package net.i2p.data
 
 import org.scalatest.FunSpec
 import org.scalatest.matchers.ShouldMatchers
@@ -11,7 +11,7 @@ class HashSpec extends FunSpec with ShouldMatchers {
 
     describe("A Hash") {
         it("should be 32 bytes long") {
-            hash.length should be (32)
+            hash should have length (32)
         }
     }
 }
diff --git a/core/java/test/scalatest/net/i2p/data/PrivateKeySpec.scala b/core/java/test/scalatest/net/i2p/data/PrivateKeySpec.scala
new file mode 100644
index 0000000000..583c329bed
--- /dev/null
+++ b/core/java/test/scalatest/net/i2p/data/PrivateKeySpec.scala
@@ -0,0 +1,13 @@
+package net.i2p.data
+
+import org.scalatest.FunSpec
+import org.scalatest.matchers.ShouldMatchers
+
+/**
+ * @author str4d
+ */
+class PrivateKeySpec extends FunSpec with ShouldMatchers {
+    describe("A PrivateKey") {
+        it("should be 256 bytes long") (pending)
+    }
+}
diff --git a/core/java/test/scalatest/net/i2p/data/PublicKeySpec.scala b/core/java/test/scalatest/net/i2p/data/PublicKeySpec.scala
new file mode 100644
index 0000000000..5d131a8fd5
--- /dev/null
+++ b/core/java/test/scalatest/net/i2p/data/PublicKeySpec.scala
@@ -0,0 +1,13 @@
+package net.i2p.data
+
+import org.scalatest.FunSpec
+import org.scalatest.matchers.ShouldMatchers
+
+/**
+ * @author str4d
+ */
+class PublicKeySpec extends FunSpec with ShouldMatchers {
+    describe("A PublicKey") {
+        it("should be 256 bytes long") (pending)
+    }
+}
diff --git a/core/java/test/scalatest/net/i2p/data/SessionKeySpec.scala b/core/java/test/scalatest/net/i2p/data/SessionKeySpec.scala
new file mode 100644
index 0000000000..77c62bcf66
--- /dev/null
+++ b/core/java/test/scalatest/net/i2p/data/SessionKeySpec.scala
@@ -0,0 +1,13 @@
+package net.i2p.data
+
+import org.scalatest.FunSpec
+import org.scalatest.matchers.ShouldMatchers
+
+/**
+ * @author str4d
+ */
+class SessionKeySpec extends FunSpec with ShouldMatchers {
+    describe("A SessionKey") {
+        it("should be 32 bytes long") (pending)
+    }
+}
diff --git a/core/java/test/scalatest/net/i2p/data/SessionTagSpec.scala b/core/java/test/scalatest/net/i2p/data/SessionTagSpec.scala
new file mode 100644
index 0000000000..8a755bfc7e
--- /dev/null
+++ b/core/java/test/scalatest/net/i2p/data/SessionTagSpec.scala
@@ -0,0 +1,13 @@
+package net.i2p.data
+
+import org.scalatest.FunSpec
+import org.scalatest.matchers.ShouldMatchers
+
+/**
+ * @author str4d
+ */
+class SessionTagSpec extends FunSpec with ShouldMatchers {
+    describe("A SessionTag") {
+        it("should be 32 bytes long") (pending)
+    }
+}
diff --git a/core/java/test/scalatest/net/i2p/data/SignatureSpec.scala b/core/java/test/scalatest/net/i2p/data/SignatureSpec.scala
new file mode 100644
index 0000000000..ff17c365d7
--- /dev/null
+++ b/core/java/test/scalatest/net/i2p/data/SignatureSpec.scala
@@ -0,0 +1,13 @@
+package net.i2p.data
+
+import org.scalatest.FunSpec
+import org.scalatest.matchers.ShouldMatchers
+
+/**
+ * @author str4d
+ */
+class SignatureSpec extends FunSpec with ShouldMatchers {
+    describe("A Signature") {
+        it("should be 40 bytes long") (pending)
+    }
+}
diff --git a/core/java/test/scalatest/net/i2p/data/SigningPrivateKeySpec.scala b/core/java/test/scalatest/net/i2p/data/SigningPrivateKeySpec.scala
new file mode 100644
index 0000000000..a4ad5ff336
--- /dev/null
+++ b/core/java/test/scalatest/net/i2p/data/SigningPrivateKeySpec.scala
@@ -0,0 +1,13 @@
+package net.i2p.data
+
+import org.scalatest.FunSpec
+import org.scalatest.matchers.ShouldMatchers
+
+/**
+ * @author str4d
+ */
+class SigningPrivateKeySpec extends FunSpec with ShouldMatchers {
+    describe("A SigningPrivateKey") {
+        it("should be 20 bytes long") (pending)
+    }
+}
diff --git a/core/java/test/scalatest/net/i2p/data/SigningPublicKeySpec.scala b/core/java/test/scalatest/net/i2p/data/SigningPublicKeySpec.scala
new file mode 100644
index 0000000000..97541c2d5d
--- /dev/null
+++ b/core/java/test/scalatest/net/i2p/data/SigningPublicKeySpec.scala
@@ -0,0 +1,13 @@
+package net.i2p.data
+
+import org.scalatest.FunSpec
+import org.scalatest.matchers.ShouldMatchers
+
+/**
+ * @author str4d
+ */
+class SigningPublicKeySpec extends FunSpec with ShouldMatchers {
+    describe("A SigningPublicKey") {
+        it("should be 128 bytes long") (pending)
+    }
+}
diff --git a/core/java/test/scalatest/net/i2p/data/TunnelIdSpec.scala b/core/java/test/scalatest/net/i2p/data/TunnelIdSpec.scala
new file mode 100644
index 0000000000..f7e872dd03
--- /dev/null
+++ b/core/java/test/scalatest/net/i2p/data/TunnelIdSpec.scala
@@ -0,0 +1,13 @@
+package net.i2p.data
+
+import org.scalatest.FunSpec
+import org.scalatest.matchers.ShouldMatchers
+
+/**
+ * @author str4d
+ */
+class TunnelIdSpec extends FunSpec with ShouldMatchers {
+    describe("A TunnelId") {
+        it("should be a 4 byte integer") (pending)
+    }
+}