add osm2cityflow converter

tests/azure-pipelines/azure-pipelines.yml

@@ -80,8 +80,10 @@ stages:
     steps:
     - script: sudo -E apt-add-repository -y ppa:deadsnakes/ppa
       displayName: Update source
-    - script: sudo apt update && sudo apt install -y python3.7-dev
+    - script: sudo apt update && sudo apt install -y python3.7-dev && python3.7 -m pip install pyproj folium
       displayName: Install dependency
+    - script: git clone https://github.com/cityflow-project/data.git
+      displayName: Download data
     - template: template/install_gtest.yml
     - template: template/build.yml
       parameters:
@@ -95,6 +97,10 @@ stages:
     pool:
       vmImage: 'macOS-latest'
     steps:
+      - script: python3 -m pip install pyproj folium
+        displayName: Install dependency
+      - script: git clone https://github.com/cityflow-project/data.git
+        displayName: Download data
       - template: template/install_gtest.yml
       - template: template/build.yml
         parameters:

tests/python/test_osm_converter.py

@@ -0,0 +1,23 @@
+import unittest
+import os
+import json
+from tools.converter.osm2cityflow import extract, draw
+
+
+class TestOsmConverter(unittest.TestCase):
+    dataPath = os.getcwd() + '/data/tools/Converter/examples/'
+    osmFile = dataPath + 'statecollege.osm'
+    CityFlowFile = dataPath + 'statecollege_roadnet.json'
+
+    def test_converter(self):
+        nodes = extract(osmFile=self.osmFile)
+        draw(nodes, self.CityFlowFile, True)
+        with open(self.CityFlowFile, 'r') as f:
+            roadnet = json.load(f)
+        intersectionsNum = len(roadnet["intersections"])
+        roadsNum = len(roadnet["roads"])
+        self.assertTrue(intersectionsNum <= roadsNum)
+
+
+if __name__ == '__main__':
+    unittest.main(verbosity=2)