Add ParamInformation and callback can be a coroutine

tests/test_option_callback.py

@@ -10,7 +10,7 @@ from tiramisu.setting import groups, owners
 from tiramisu import ChoiceOption, BoolOption, IntOption, FloatOption, \
     StrOption, OptionDescription, SymLinkOption, IPOption, NetmaskOption, Leadership, \
     undefined, Calculation, Params, ParamOption, ParamValue, ParamIndex, calc_value, \
-    valid_ip_netmask, ParamSelfOption
+    valid_ip_netmask, ParamSelfOption, ParamInformation
 from tiramisu.error import PropertiesOptionError, ConflictError, LeadershipError, ConfigError
 from tiramisu.i18n import _
 from tiramisu.storage import list_sessions
@@ -43,6 +43,10 @@ def return_value(value=None):
     return value
 
 
+async def return_async_value(value=None):
+    return value
+
+
 def return_value2(*args, **kwargs):
     value = list(args)
     value.extend(kwargs.values())
@@ -333,6 +337,50 @@ async def test_callback_value(config_type):
     assert not await list_sessions()
 
 
+@pytest.mark.asyncio
+async def test_callback_async_value(config_type):
+    val1 = StrOption('val1', "", 'val')
+    val2 = StrOption('val2', "", Calculation(return_async_value, Params(ParamOption(val1))))
+    val3 = StrOption('val3', "", Calculation(return_async_value, Params(ParamValue('yes'))))
+    val4 = StrOption('val4', "", Calculation(return_async_value, Params(kwargs={'value': ParamOption(val1)})))
+    val5 = StrOption('val5', "", Calculation(return_async_value, Params(ParamValue('yes'))))
+    maconfig = OptionDescription('rootconfig', '', [val1, val2, val3, val4, val5])
+    async with await Config(maconfig) as cfg:
+        await cfg.property.read_write()
+        cfg = await get_config(cfg, config_type)
+        assert await cfg.option('val1').value.get() == 'val'
+        assert await cfg.option('val2').value.get() == 'val'
+        assert await cfg.option('val4').value.get() == 'val'
+        await cfg.option('val1').value.set('new-val')
+        assert await cfg.option('val1').value.get() == 'new-val'
+        assert await cfg.option('val2').value.get() == 'new-val'
+        assert await cfg.option('val4').value.get() == 'new-val'
+        await cfg.option('val1').value.reset()
+        assert await cfg.option('val1').value.get() == 'val'
+        assert await cfg.option('val2').value.get() == 'val'
+        assert await cfg.option('val3').value.get() == 'yes'
+        assert await cfg.option('val4').value.get() == 'val'
+        assert await cfg.option('val5').value.get() == 'yes'
+    assert not await list_sessions()
+
+
+@pytest.mark.asyncio
+async def test_callback_information(config_type):
+    val1 = StrOption('val1', "", Calculation(return_value, Params(ParamInformation('information', 'no_value'))))
+    val2 = StrOption('val2', "", Calculation(return_value, Params(ParamInformation('information'))))
+    maconfig = OptionDescription('rootconfig', '', [val1, val2])
+    async with await Config(maconfig) as cfg:
+        await cfg.property.read_write()
+        cfg = await get_config(cfg, config_type)
+        assert await cfg.option('val1').value.get() == 'no_value'
+        with pytest.raises(ConfigError):
+            await cfg.option('val2').value.get()
+        await cfg.information.set('information', 'new_value')
+        assert await cfg.option('val1').value.get() == 'new_value'
+        assert await cfg.option('val2').value.get() == 'new_value'
+    assert not await list_sessions()
+
+
 @pytest.mark.asyncio
 async def test_callback_value_tuple(config_type):
     val1 = StrOption('val1', "", 'val1')