Docker module basic functionality
This commit is contained in:
Niels Geens
@@ -5,175 +5,117 @@ from sia.docker_module import DockerModule
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class DockerModuleTest(unittest.TestCase):
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def test_initialization(self):
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"""Test DockerModule initialization."""
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docker_module = DockerModule()
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self.assertIsInstance(docker_module, DockerModule)
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with DockerModule() as docker_module:
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self.assertIsInstance(docker_module, DockerModule)
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def test_start_container_short_lived(self):
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"""Test starting a short-lived container."""
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docker_module = DockerModule()
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# Test parameters
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image = "busybox:latest"
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timeout = 1000
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command = "echo"
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arguments = ["Hello World"]
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output = docker_module.start_container(
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image=image,
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timeout=timeout,
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command=command,
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arguments=arguments
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)
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# Verify output was returned
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self.assertEqual(output, "Hello World\n")
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with DockerModule() as docker_module:
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image = "busybox:latest"
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timeout = 1000
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command = "echo"
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arguments = ["Hello World"]
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output = docker_module.start_container(
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image=image,
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timeout=timeout,
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command=command,
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arguments=arguments
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)
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self.assertEqual(output, "Hello World\n")
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def test_start_container_long_running(self):
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"""Test starting a long-running container."""
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docker_module = DockerModule()
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name = "test_start_container_long_running"
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image = "busybox:latest"
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container_name = docker_module.start_container(
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image=image,
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name=name
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)
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# Verify container was started and stored
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self.assertEqual(container_name, name)
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self.assertIn(name, docker_module.containers)
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with DockerModule() as docker_module:
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name = "test_start_container_long_running"
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image = "busybox:latest"
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container_name = docker_module.start_container(
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image=image,
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name=name
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)
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self.assertEqual(container_name, name)
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self.assertIn(name, docker_module.containers)
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docker_module.wait_container(container_name, 0)
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self.assertNotIn(name, docker_module.containers)
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def test_start_container_with_volumes(self):
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"""Test starting a container with volume mappings."""
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docker_module = DockerModule()
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arguments = ["sh", "-c", "echo 'Hello World' > /write_here/test_start_container_with_volumes"]
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volumes = {"/tmp": "/write_here"}
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output = docker_module.start_container(
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image="busybox:latest",
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timeout=1000,
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arguments=arguments,
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volumes=volumes
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)
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print(f"output: {output}", flush=True)
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# Verify output was written to volume
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with open("/tmp/test_start_container_with_volumes", "r") as f:
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self.assertEqual(f.read(), "Hello World\n")
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with DockerModule() as docker_module:
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arguments = ["sh", "-c", "echo 'Hello World' > /write_here/test_start_container_with_volumes"]
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volumes = {"/tmp": "/write_here"}
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docker_module.start_container(
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image="busybox:latest",
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timeout=1000,
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arguments=arguments,
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volumes=volumes
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)
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with open("/tmp/test_start_container_with_volumes", "r") as f:
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self.assertEqual(f.read(), "Hello World\n")
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def test_invalid_container_start(self):
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"""Test error handling for invalid container start."""
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docker_module = DockerModule()
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# Test missing required parameters
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with self.assertRaises(ValueError):
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docker_module.start_container(image="busybox:latest")
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def test_stop_container(self):
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"""Test stopping a container."""
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docker_module = DockerModule()
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# Start a container first
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name = "test_stop_container"
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docker_module.start_container(
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image="busybox:latest",
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name=name
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)
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# Stop the container
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docker_module.stop_container(name)
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# Verify container was stopped and removed
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self.assertNotIn(name, docker_module.containers)
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def test_stop_nonexistent_container(self):
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"""Test stopping a container that doesn't exist."""
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docker_module = DockerModule()
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with self.assertRaises(KeyError):
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docker_module.stop_container("nonexistent")
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with DockerModule() as docker_module:
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with self.assertRaises(ValueError):
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docker_module.start_container(image="busybox:latest")
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def test_container_io_operations(self):
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"""Test container I/O operations."""
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docker_module = DockerModule()
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with DockerModule() as docker_module:
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arguments = [
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"sh",
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"-c",
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"read input; echo \"$input\" | tr '[:lower:]' '[:upper:]'; echo \"$input\" | tr '[:upper:]' '[:lower:]' >&2"
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]
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name = "test_container_io_operations"
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container_name = docker_module.start_container(
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image="busybox:latest",
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name=name,
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arguments=arguments
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)
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test_input = "Test Input\n"
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docker_module.write_container_stdin(name, test_input)
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time.sleep(1) # for processing
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stdout = docker_module.read_container_stdout(name)
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self.assertEqual(stdout, "TEST INPUT\n")
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stderr = docker_module.read_container_stderr(name)
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self.assertEqual(stderr, "test input\n")
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docker_module.wait_container(container_name, 0)
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arguments = [
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"sh",
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"-c",
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"read input; echo \"$input\" | tr '[:lower:]' '[:upper:]'; echo \"$input\" | tr '[:upper:]' '[:lower:]' >&2"
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]
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# Start a container
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name = "test_container_io_operations"
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docker_module.start_container(
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image="busybox:latest",
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name=name,
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arguments=arguments
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)
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# Test stdin write
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test_input = "Test Input\n"
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docker_module.write_container_stdin(name, test_input)
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time.sleep(1) # for processing
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# Test stdout read
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stdout = docker_module.read_container_stdout(name)
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print(f"stdout: {stdout}", flush=True)
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self.assertEqual(stdout, "test input\n")
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# Test stderr read
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stderr = docker_module.read_container_stderr(name)
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print(f"stderr: {stderr}", flush=True)
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self.assertEqual(stderr, "TEST INPUT\n")
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def test_wait_container(self):
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"""Test waiting for container completion."""
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with DockerModule() as docker_module:
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name = "test_wait_container"
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docker_module.start_container(
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image="busybox:latest",
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name=name
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)
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exit_code, output = docker_module.wait_container(name, timeout=1000)
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self.assertEqual(exit_code, -1)
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self.assertEqual(output, "")
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# def test_wait_container(self):
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# """Test waiting for container completion."""
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# docker_module = DockerModule()
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#
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# # Start a container
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# name = "test-container"
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# docker_module.start_container(
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# image="test:latest",
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# name=name
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# )
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#
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# # Test wait operation
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# exit_code, output = docker_module.wait_container(name, timeout=1000)
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#
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# # Verify wait was called with correct timeout
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# self.mock_container.wait.assert_called_once_with(timeout=1.0)
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# self.assertEqual(exit_code, 0)
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# self.assertEqual(output, "Test output")
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#
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# def test_get_container_status(self):
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# """Test getting container status information."""
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# docker_module = DockerModule()
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#
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# # Start a container
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# name = "test-container"
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# docker_module.start_container(
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# image="test:latest",
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# name=name
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# )
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#
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# # Configure mock logs sizes
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# self.mock_container.logs.side_effect = [b"stdout", b"stderr"]
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#
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# # Get status
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# status = docker_module.get_container_status(name)
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#
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# # Verify status information
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# self.assertEqual(status['name'], name)
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# self.assertEqual(status['status'], "running")
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# self.assertEqual(status['started_at'], "2024-10-23T10:00:00Z")
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# self.assertEqual(status['exit_code'], 0)
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# self.assertEqual(status['error'], "")
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# self.assertEqual(status['stdout_size'], 6) # len(b"stdout")
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# self.assertEqual(status['stderr_size'], 6) # len(b"stderr")
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#
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# # Verify container was reloaded
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# self.mock_container.reload.assert_called_once()
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def test_get_container_status(self):
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"""Test getting container status information."""
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with DockerModule() as docker_module:
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arguments = [
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"sh",
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"-c",
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"echo 'standard output'; echo 'standard error' >&2; sleep 3"
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]
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name = "test_get_container_status"
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docker_module.start_container(
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image="busybox:latest",
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name=name,
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arguments=arguments
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)
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time.sleep(1)
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status = docker_module.get_container_status(name)
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self.assertEqual(status['name'], name)
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self.assertEqual(status['status'], "running")
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self.assertGreater(len(status['started_at']), 0)
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self.assertEqual(status['exit_code'], 0)
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self.assertEqual(status['error'], "")
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self.assertEqual(status['stdout_size'], 16)
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self.assertEqual(status['stderr_size'], 15)
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docker_module.wait_container(name, 0)
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if __name__ == '__main__':
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unittest.main()
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