Waiting logic in testing stage.

Author: rahul-verma

arjuna-samples/arjex/test/pkg/waiter/__init__.py

@@ -0,0 +1,63 @@
+# This file is a part of Arjuna
+# Copyright 2015-2021 Rahul Verma
+
+# Website: www.RahulVerma.net
+
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+
+#   http://www.apache.org/licenses/LICENSE-2.0
+
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import random
+
+from arjuna import *
+
+from arjuna.core.poller.conditions import *
+from arjuna.core.error import WaitableError
+
+def is_expected_number_generated_1(num):
+    retval = random.randint(1, 20)
+    log_info("Generated:", retval)
+    return retval == num
+
+def expected_number_generated_1(num):
+    return Conditions.true_condition(is_expected_number_generated_1, num)
+
+@test
+def check_random_waiter_1(request):
+    expected_number_generated_1(5).wait()
+
+@test
+def check_random_waiter_2(request):
+    expected_number_generated_1(51).wait(max_wait=10)
+
+class ExpectedNumNotGenerated(WaitableError):
+
+    def __init__(self, num):
+        super().__init__(f"Expected number {num} not generated despite waiting.")
+
+def is_expected_number_generated_2(num):
+    retval = random.randint(1, 20)
+    log_info(retval, num, retval==num)
+    if retval != num:
+        raise ExpectedNumNotGenerated(num)
+    else:
+        return True
+
+def expected_number_generated_2(num):
+    return Conditions.true_condition(is_expected_number_generated_2, num)
+
+@test
+def check_random_waiter_3(request):
+    expected_number_generated_2(5).wait()
+
+@test
+def check_random_waiter_4(request):
+    expected_number_generated_2(51).wait(max_wait=10)

arjuna-samples/arjex/test/pkg/waiter/check_waiter_concept.py

@@ -68,7 +68,10 @@ def wait(self, *, max_wait=60, poll_interval=0.5):
             ctime = time.time()
             if(ctime > end_time):
                 break
-        raise ArjunaTimeoutError(self.__class__.__name__, str(e) + etrace)
+        if e is not None:
+            raise ArjunaTimeoutError(self.__class__.__name__, str(e) + etrace)
+        else:
+            raise ArjunaTimeoutError(self.__class__.__name__, "Wait time over.")
 
     def execute(self):
         try:
@@ -89,13 +92,30 @@ def is_met(self):
 
 class BooleanCondition(Condition):
 
-    def __init__(self, dynamic_caller, expectation_type=True):
+    def __init__(self, dynamic_caller, expected=True):
         super().__init__(dynamic_caller)
-        self.__expectation_type = expectation_type
+        self.__expectation_type = expected
 
     def is_met(self):
         try:
             self.execute()
             return self.__expectation_type == self.get_call_result()
+        except WaitableError as we:
+            raise we
         except Exception as e:
-            raise ConditionException("Unexpected exception in boolean condition checking: " + str(e) + traceback.format_exc())
+            raise ConditionException("Unexpected exception in boolean condition checking: " + str(e) + traceback.format_exc())
+
+class Conditions:
+
+    @classmethod
+    def __create_caller(cls, target, *vargs, **kwargs):
+        from arjuna.core.poller.caller import DynamicCaller
+        return DynamicCaller(target, *vargs, **kwargs)
+
+    @classmethod
+    def true_condition(cls, target, *vargs, **kwargs):
+        return BooleanCondition(cls.__create_caller(target, *vargs, **kwargs), True)
+
+    @classmethod
+    def false_condition(cls, target, *vargs, **kwargs):
+        return BooleanCondition(cls.__create_caller(target, *vargs, **kwargs), False)

arjuna/core/poller/conditions.py

@@ -24,5 +24,4 @@ def __init__(self, automator):
         self.__automator = automator
 
     def AlertIsPresent(self):
-        caller = DynamicCaller(self.__automator.get_alert_handler().is_alert_present)
-        return BooleanCondition(caller, True)
+        return Conditions.true_condition(self.__automator.get_alert_handler().is_alert_present)

arjuna/interact/gui/auto/automator/automator_conditions.py

@@ -19,7 +19,7 @@
 import types
 
 from arjuna.core.poller.caller import DynamicCaller
-from arjuna.core.poller.conditions import BooleanCondition, CommandCondition
+from arjuna.core.poller.conditions import BooleanCondition, CommandCondition, Conditions
 
 class Handler(metaclass=abc.ABCMeta):
 
@@ -42,16 +42,13 @@ def __init__(self, element):
         super().__init__(element)
 
     def IsSelected(self):
-        caller = DynamicCaller(self.element.is_selected)
-        return BooleanCondition(caller, True)
+        return Conditions.true_condition(self.element.is_selected)
 
     def IsVisible(self):
-        caller = DynamicCaller(self.element.is_visible)
-        return BooleanCondition(caller, True)   
+        return Conditions.true_condition(self.element.is_visible)  
 
     def IsClickable(self):
-        caller = DynamicCaller(self.element.is_clickable)
-        return BooleanCondition(caller, True)     
+        return Conditions.true_condition(self.element.is_clickable)   
 
 class GuiElementLenientInteraction:
 

arjuna/interact/gui/auto/condition/element_conditions.py

@@ -1,4 +1,4 @@
-# This file is a part of Arjuna
+    # This file is a part of Arjuna
 # Copyright 2015-2021 Rahul Verma
 
 # Website: www.RahulVerma.net