156 lines
5.6 KiB
Python
156 lines
5.6 KiB
Python
import unittest
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import os
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import time
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from typing import Optional
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from sia.entry.background_entry import BackgroundEntry
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class BackgroundEntryTest(unittest.TestCase):
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def setUp(self):
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"""Set up test cases with fixed id"""
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self.test_id = "test-id-1234"
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# Create temporary files for testing
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self.test_filename = "test_output.txt"
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self.counter_file = "counter.txt"
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self.cleanup_files()
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def tearDown(self):
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"""Clean up test files"""
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self.cleanup_files()
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def cleanup_files(self):
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"""Helper to remove test files"""
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for filename in [self.test_filename, self.counter_file]:
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if os.path.exists(filename):
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os.remove(filename)
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def wait_for_condition(self, entry: BackgroundEntry, condition: callable, timeout: float = 1.0) -> bool:
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"""Wait for a condition on the entry context to be met"""
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start_time = time.time()
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while time.time() - start_time < timeout:
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entry.update()
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context = entry.generate_context()
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if condition(context):
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return True
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time.sleep(0.1)
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return False
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def test_initialization(self):
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"""Test entry initialization"""
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entry = BackgroundEntry(self.test_id, os.getcwd(), "echo test")
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context = entry.generate_context()
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# Initial context should have script but no pid or exit_code
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self.assertEqual(context.text, "echo test")
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self.assertIsNone(context.get("pid"))
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self.assertIsNone(context.get("exit_code"))
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def test_short_running_process(self):
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"""Test execution of a quick process"""
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entry = BackgroundEntry(self.test_id, os.getcwd(), "echo 'test'")
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# Wait for process to complete
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def is_complete(ctx):
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return ctx.get("exit_code") == "0"
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self.assertTrue(self.wait_for_condition(entry, is_complete))
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# Verify output
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context = entry.generate_context()
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self.assertEqual(context.find("stdout").text, "test\n")
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self.assertEqual(context.find("stderr").text, "")
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def test_continuous_output(self):
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"""Test process that generates continuous output"""
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script = (
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'python3 -c "'
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'import sys\n'
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'for i in range(3):\n'
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' sys.stdout.write(f\\\"count {i+1}\\n\\\")\n'
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' sys.stdout.flush()\n'
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'"'
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)
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entry = BackgroundEntry(self.test_id, os.getcwd(), script)
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# Wait for process to complete
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def has_all_output(ctx):
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stdout = ctx.find("stdout").text
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return all(f"count {i}" in stdout for i in range(1, 4))
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self.assertTrue(self.wait_for_condition(entry, has_all_output))
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def test_process_failure(self):
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"""Test handling of process failures"""
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entry = BackgroundEntry(self.test_id, os.getcwd(), "nonexistentcommand")
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# Wait for process to fail
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def has_failed(ctx):
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return ctx.get("exit_code") is not None and ctx.get("exit_code") != "0"
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self.assertTrue(self.wait_for_condition(entry, has_failed))
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# Verify error captured
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context = entry.generate_context()
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self.assertTrue(len(context.find("stderr").text) > 0)
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self.assertEqual(context.find("stdout").text, "")
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def test_cleanup_running_process(self):
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"""Test cleanup of running process"""
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entry = BackgroundEntry(self.test_id, os.getcwd(), "sleep 10")
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# Wait for process to start
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def has_started(ctx):
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return ctx.get("pid") is not None
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self.assertTrue(self.wait_for_condition(entry, has_started))
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# Get PID before cleanup
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context = entry.generate_context()
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pid = int(context.get("pid"))
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# Clean up and verify process terminated
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entry.cleanup()
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# Process should no longer exist
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time.sleep(0.1) # Give process time to terminate
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with self.assertRaises(ProcessLookupError):
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os.kill(pid, 0)
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def test_cleanup_completed_process(self):
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"""Test cleanup of already completed process"""
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entry = BackgroundEntry(self.test_id, os.getcwd(), "echo test")
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# Wait for completion
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def is_complete(ctx):
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return ctx.get("exit_code") == "0"
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self.assertTrue(self.wait_for_condition(entry, is_complete))
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# Cleanup should be safe
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entry.cleanup()
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def test_multiple_cleanup_calls(self):
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"""Test that multiple cleanup calls are safe"""
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entry = BackgroundEntry(self.test_id, os.getcwd(), "sleep 10")
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# Wait for process to start
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def has_started(ctx):
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return ctx.get("pid") is not None
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self.assertTrue(self.wait_for_condition(entry, has_started))
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# Get PID before cleanup
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context = entry.generate_context()
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pid = int(context.get("pid"))
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# Multiple cleanups should be safe
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entry.cleanup()
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entry.cleanup()
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entry.cleanup()
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# Process should no longer exist
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time.sleep(0.1)
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with self.assertRaises(ProcessLookupError):
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os.kill(pid, 0) |