Add json import/export

test/test_bootstrap.py

@@ -0,0 +1,23 @@
+import json
+
+from ttfrog.db.bootstrap import loader
+
+
+def test_dump_load(db, bootstrap):
+    # dump the bootstrapped data
+    data = json.loads(db.dump())
+
+    # clear the database and reinitialize
+    db.metadata.drop_all(bind=db.engine)
+    db.init()
+
+    # load the dump
+    db.load(data)
+
+    # dump again and compare to the initial data
+    assert data == json.loads(db.dump())
+
+
+def test_loader(db, bootstrap):
+    loader.load(db.dump())
+    assert len(db.Ancestry.all()) > 0