diff --git a/src/IDF/Tests/TestMonotone.php b/src/IDF/Tests/TestMonotone.php
index 8071cc4..ff01e79 100644
--- a/src/IDF/Tests/TestMonotone.php
+++ b/src/IDF/Tests/TestMonotone.php
@@ -28,10 +28,12 @@ require_once("simpletest/autorun.php");
  */
 class IDF_Tests_TestMonotone extends UnitTestCase
 {
-    private $tmpdir, $dbfile;
+    private $tmpdir, $dbfile, $mtnInstance;
 
     private function mtnCall($args, $stdin = null, $dir = null)
     {
+        // if you have an SSH agent running for key caching,
+        // please disable it
         $cmdline = array("mtn",
                         "--confdir", $this->tmpdir,
                         "--db", $this->dbfile,
@@ -47,10 +49,11 @@ class IDF_Tests_TestMonotone extends UnitTestCase
         );
 
         $pipes = array();
+        $dir = !empty($dir) ? $dir : $this->tmpdir;
         $process = proc_open(implode(" ", $cmdline),
                              $descriptorspec,
                              $pipes,
-                             empty($dir) ? $this->tmpdir : $dir);
+                             $dir);
 
         if (!is_resource($process))
         {
@@ -83,8 +86,15 @@ class IDF_Tests_TestMonotone extends UnitTestCase
         parent::__construct("Test the monotone class.");
 
         $this->tmpdir = sys_get_temp_dir() . "/mtn-test";
-        echo "test root is {$this->tmpdir}\n";
         $this->dbfile = "{$this->tmpdir}/test.mtn";
+
+        set_include_path(get_include_path() . ":../../../pluf-master/src");
+        require_once("Pluf.php");
+
+        Pluf::start(dirname(__FILE__)."/../conf/idf.php");
+
+        // Pluf::f() mocking
+        $GLOBALS['_PX_config']['mtn_repositories'] = "{$this->tmpdir}/%s.mtn";
     }
 
     private static function deleteRecursive($dirname)
@@ -127,23 +137,110 @@ class IDF_Tests_TestMonotone extends UnitTestCase
         $workspaceRoot = "{$this->tmpdir}/test-workspace";
         mkdir($workspaceRoot);
 
-        $this->mtnCall(array("setup", "-b", "testbranch", "blafoo"), null, $workspaceRoot);
+        $this->mtnCall(array("setup", "-b", "testbranch", "."), null, $workspaceRoot);
 
-        file_put_contents("$workspaceRoot/foo", "blafoo");
+        file_put_contents("$workspaceRoot/foo", "blubber");
         $this->mtnCall(array("add", "foo"), null, $workspaceRoot);
 
         $this->mtnCall(array("commit", "-m", "initial"), null, $workspaceRoot);
 
-        file_put_contents("$workspaceRoot/foo", "bla");
-
         file_put_contents("$workspaceRoot/bar", "blafoo");
-        $this->mtnCall(array("add", "bar"), null, $workspaceRoot);
+        mkdir("$workspaceRoot/subdir");
+        file_put_contents("$workspaceRoot/subdir/bla", "blabla");
+        $this->mtnCall(array("add", "-R", "--unknown"), null, $workspaceRoot);
 
         $this->mtnCall(array("commit", "-m", "second"), null, $workspaceRoot);
+
+        $rev = $this->mtnCall(array("au", "get_base_revision_id"), null, $workspaceRoot);
+        $this->mtnCall(array("tag", rtrim($rev), "release-1.0"));
+
+        $project = new IDF_Project();
+        $project->shortname = "test";
+        $this->mtnInstance = new IDF_Scm_Monotone($project);
     }
 
-    public function testBranches()
+    public function testIsAvailable()
     {
-        $this->assertTrue(false);
+        $this->assertTrue($this->mtnInstance->isAvailable());
+    }
+
+    public function testGetBranches()
+    {
+        $branches = $this->mtnInstance->getBranches();
+        $this->assertEqual(1, count($branches));
+        list($key, $value) = each($branches);
+        $this->assertEqual("h:testbranch", $key);
+        $this->assertEqual("testbranch", $value);
+    }
+
+    public function testGetTags()
+    {
+        $tags = $this->mtnInstance->getTags();
+        $this->assertEqual(1, count($tags));
+        list($key, $value) = each($tags);
+        $this->assertEqual("t:release-1.0", $key);
+        $this->assertEqual("release-1.0", $value);
+    }
+
+    public function testInBranches()
+    {
+        $revOut = $this->mtnCall(array("au", "select", "b:testbranch"));
+        $revs = preg_split('/\n/', $revOut, -1, PREG_SPLIT_NO_EMPTY);
+
+        $branches = $this->mtnInstance->inBranches($revs[0], null);
+        $this->assertEqual(1, count($branches));
+        $this->assertEqual("h:testbranch", $branches[0]);
+
+        $branches = $this->mtnInstance->inBranches("t:release-1.0", null);
+        $this->assertEqual(1, count($branches));
+        $this->assertEqual("h:testbranch", $branches[0]);
+    }
+
+    public function testInTags()
+    {
+        $rev = $this->mtnCall(array("au", "select", "t:release-1.0"));
+        $tags = $this->mtnInstance->inTags(rtrim($rev), null);
+        $this->assertEqual(1, count($tags));
+        $this->assertEqual("t:release-1.0", $tags[0]);
+
+        // pick the first (root) revisions in this database
+        $rev = $this->mtnCall(array("au", "roots"));
+        $tags = $this->mtnInstance->inTags(rtrim($rev), null);
+        $this->assertEqual(0, count($tags));
+    }
+
+    public function testGetTree()
+    {
+        $files = $this->mtnInstance->getTree("t:release-1.0");
+        $this->assertEqual(3, count($files));
+
+        $this->assertEqual("bar", $files[0]->file);
+        $this->assertEqual("blob", $files[0]->type);
+        $this->assertEqual(6, $files[0]->size); // "blafoo"
+        $this->assertEqual("second\n", $files[0]->log);
+
+        $this->assertEqual("foo", $files[1]->file);
+        $this->assertEqual("blob", $files[1]->type);
+        $this->assertEqual(7, $files[1]->size); // "blubber"
+        $this->assertEqual("initial\n", $files[1]->log);
+
+        $this->assertEqual("subdir", $files[2]->file);
+        $this->assertEqual("tree", $files[2]->type);
+        $this->assertEqual(0, $files[2]->size);
+
+        $files = $this->mtnInstance->getTree("t:release-1.0", "subdir");
+        $this->assertEqual(1, count($files));
+
+        $this->assertEqual("bla", $files[0]->file);
+        $this->assertEqual("subdir/bla", $files[0]->fullpath);
+        $this->assertEqual("blob", $files[0]->type);
+        $this->assertEqual(6, $files[0]->size); // "blabla"
+        $this->assertEqual("second\n", $files[0]->log);
+    }
+
+    public function testIsValidRevision()
+    {
+        $this->assertTrue($this->mtnInstance->isValidRevision("t:release-1.0"));
+        $this->assertFalse($this->mtnInstance->isValidRevision("abcdef12345"));
     }
 }