Add HTTP vs Telnet comparison integration tests

tests/test_integration_FG_http_vs_telnet.py

@@ -0,0 +1,48 @@
+import math
+
+import pytest
+
+from flightgear_python.fg_if import HTTPConnection, PropsConnection
+
+
+pytestmark = pytest.mark.fg_integration
+
+
+def test_comparison_list_props():
+    h_con = HTTPConnection('localhost', 8080)
+    t_con = PropsConnection('localhost', 5500)
+    t_con.connect()
+
+    http_sun_prop_dict_immediate = h_con.list_props('/ephemeris/sun', recurse_limit=0)
+    telnet_sun_prop_dict_immediate = t_con.list_props('/ephemeris/sun', recurse_limit=0)
+    assert http_sun_prop_dict_immediate['directories'] == telnet_sun_prop_dict_immediate['directories']
+    assert http_sun_prop_dict_immediate['properties'].keys() == telnet_sun_prop_dict_immediate['properties'].keys()
+
+    http_sun_prop_dict_all = h_con.list_props('/ephemeris/sun', recurse_limit=None)
+    telnet_sun_prop_dict_all = t_con.list_props('/ephemeris/sun', recurse_limit=None)
+    assert http_sun_prop_dict_all['directories'] == telnet_sun_prop_dict_all['directories']
+    assert http_sun_prop_dict_all['properties'].keys() == telnet_sun_prop_dict_all['properties'].keys()
+
+
+def test_comparison_get_prop():
+    h_con = HTTPConnection('localhost', 8080)
+    t_con = PropsConnection('localhost', 5500)
+    t_con.connect()
+
+    http_sim_time = h_con.get_prop('/sim/time/steady-clock-sec')
+    telnet_sim_time = t_con.get_prop('/sim/time/steady-clock-sec')
+    assert math.isclose(http_sim_time, telnet_sim_time, abs_tol=1e-1)
+
+
+def test_comparison_set_prop():
+    h_con = HTTPConnection('localhost', 8080)
+    t_con = PropsConnection('localhost', 5500)
+    t_con.connect()
+
+    h_con.set_prop('/controls/flight/aileron', 0.5)
+    aileron_value = t_con.get_prop('/controls/flight/aileron')
+    assert aileron_value == 0.5
+
+    t_con.set_prop('/controls/flight/aileron', -0.5)
+    aileron_value = h_con.get_prop('/controls/flight/aileron')
+    assert aileron_value == -0.5