Merge pull request #454 from dodona-edu/enhance/ignore-prompt

Ignore "input" prompt in Python

tested/languages/python/generators.py

@@ -141,6 +141,7 @@ def convert_execution_unit(pu: PreparedExecutionUnit) -> str:
 import sys
 import importlib
 from decimal import Decimal
+import builtins
 """
 
     # Import the language specific functions we will need.
@@ -152,6 +153,14 @@ def convert_execution_unit(pu: PreparedExecutionUnit) -> str:
 value_file = open("{pu.value_file}", "w")
 exception_file = open("{pu.exception_file}", "w")
 
+
+# Overwrite the input function
+__old_input = builtins.input
+def _our_input(_prompt=None):
+    return __old_input()
+builtins.input = _our_input
+
+
 def write_separator():
     value_file.write("--{pu.testcase_separator_secret}-- SEP")
     exception_file.write("--{pu.testcase_separator_secret}-- SEP")

tests/exercises/echo/solution/input-prompt.py

@@ -0,0 +1,2 @@
+i = input("This is a prompt: ")
+print(i)

tests/test_functionality.py

@@ -986,3 +986,18 @@ def test_language_literals_work(language: str, tmp_path: Path, pytestconfig):
     result = execute_config(conf)
     updates = assert_valid_output(result, pytestconfig)
     assert updates.find_status_enum() == ["correct"]
+
+
+def test_python_input_prompt_is_ignored(tmp_path: Path, pytestconfig):
+    conf = configuration(
+        pytestconfig,
+        "echo",
+        "python",
+        tmp_path,
+        "one.tson",
+        "input-prompt",
+    )
+
+    result = execute_config(conf)
+    updates = assert_valid_output(result, pytestconfig)
+    assert updates.find_status_enum() == ["correct"]