diff --git a/dagger.nim b/dagger.nim
index e69de29b..ff12850b 100644
--- a/dagger.nim
+++ b/dagger.nim
@@ -0,0 +1,22 @@
+import pkg/chronos
+
+type
+  DaggerPeer* = ref object
+
+proc newDaggerPeer*: DaggerPeer =
+  DaggerPeer()
+
+proc listen*(peer: DaggerPeer, address: TransportAddress) =
+  discard
+
+proc dial*(peer: DaggerPeer, address: TransportAddress) =
+  discard
+
+proc upload*(peer: DaggerPeer, input: File): Future[string] {.async.} =
+  discard
+
+proc download*(peer: DaggerPeer, identifier: string, output: File) {.async.} =
+  discard
+
+proc close*(peer: DaggerPeer) =
+  discard
diff --git a/dagger.nimble b/dagger.nimble
index abac3ece..6bea9c0c 100644
--- a/dagger.nimble
+++ b/dagger.nimble
@@ -1,4 +1,8 @@
 version = "0.1.0"
 author = "Dagger Team"
 description = "Dagger Storage Network"
-license = "MIT"
\ No newline at end of file
+license = "MIT"
+
+requires "nim >= 1.4.2 & < 2.0.0"
+requires "chronos >= 2.5.2 & < 3.0.0"
+requires "asynctest >= 0.2.1 & < 0.3.0"
diff --git a/tests/nim.cfg b/tests/nim.cfg
new file mode 100644
index 00000000..0f840a15
--- /dev/null
+++ b/tests/nim.cfg
@@ -0,0 +1 @@
+--path:".."
diff --git a/tests/testDagger.nim b/tests/testDagger.nim
index 0d497969..a87cff4e 100644
--- a/tests/testDagger.nim
+++ b/tests/testDagger.nim
@@ -1,6 +1,49 @@
-import unittest
+import std/os
+import pkg/asynctest
+import pkg/chronos
+import pkg/dagger
 
-suite "example":
+suite "integration":
 
-  test "unit testing works":
-    check 2 == 2
+  let address = initTAddress("127.0.0.1:48952")
+
+  var peer1, peer2: DaggerPeer
+  var input, output: File
+
+  proc setupPeers =
+    peer1 = newDaggerPeer()
+    peer2 = newDaggerPeer()
+    peer1.listen(address)
+    peer2.dial(address)
+
+  proc setupFiles =
+    input = open("tests/input.txt", fmReadWrite)
+    output = open("tests/output.txt", fmReadWrite)
+    input.write("foo")
+    input.setFilePos(0)
+
+  proc teardownPeers =
+    peer1.close()
+    peer2.close()
+
+  proc teardownFiles =
+    input.close()
+    output.close()
+    removeFile("tests/input.txt")
+    removeFile("tests/output.txt")
+
+  setup:
+    setupPeers()
+    setupFiles()
+
+  teardown:
+    teardownPeers()
+    teardownFiles()
+
+  test "file can be transferred from one peer to another":
+    let identifier = await peer1.upload(input)
+    await peer2.download(identifier, output)
+
+    input.setFilePos(0)
+    output.setFilePos(0)
+    check output.readAll() == input.readAll()