exceptions are expected in testing random programs, they should not b…

…e re-raised in test()

programlib/language.py

@@ -24,12 +24,17 @@ def build(self, name):
             return '', ''
 
     def run(self, name, input_lines=[]):
-        child = self.spawn(name)
-        for line in input_lines:
-            child.sendline(line)
-        output = child.read()
-        child.close()
-        return output.decode(), child.exitstatus
+        try:
+            child = self.spawn(name)
+            for line in input_lines:
+                child.sendline(line)
+            output = child.read()
+            child.close()
+            return output.decode(), child.exitstatus
+        except pexpect.exceptions.TIMEOUT as e:
+            raise RuntimeError('Program did not receive expected input') from e
+        except pexpect.exceptions.EOF as e:
+            raise RuntimeError('Program exited unexpectedly') from e
 
     def spawn(self, name):
         child = pexpect.spawn(self.run_cmd.format(name=name))

programlib/program.py

@@ -121,7 +121,7 @@ def test(self, test_cases, force=True):
                     test_run = TestRun(input_lines, expected_output_lines, 
                                        output_lines, self.exitstatus,
                                        correctness(expected_output_lines, output_lines))          
-                except AssertionError:
+                except (AssertionError, RuntimeError):
                     pass
 
             if not test_run:

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "programlib"
-version = "8.0.0"
+version = "8.0.1"
 description = "Programs as Objects"
 authors = ["Vadim Liventsev <[email protected]>"]
 license = "MIT"