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//! ref: composer/tests/Composer/Test/Mock/ProcessExecutorMock.php
use shirabe::util::process_executor::{CommandLine, MockExpectation, MockHandler, ProcessExecutor};
// A command expectation as written in the PHP tests: either a bare command
// (`'git command'` / `['git', '--version']`) or the full
// `{cmd, return?, stdout?, stderr?}` associative form.
pub fn cmd(command: impl IntoMockCmd) -> MockExpectation {
MockExpectation::from_cmd(command.into_mock_cmd())
}
pub fn cmd_full(
command: impl IntoMockCmd,
r#return: i64,
stdout: impl Into<String>,
stderr: impl Into<String>,
) -> MockExpectation {
MockExpectation {
cmd: command.into_mock_cmd(),
r#return,
stdout: stdout.into(),
stderr: stderr.into(),
callback: None,
}
}
// Accepts the same command shapes the tests use: a string command or a list of
// string args. Comparison against the executed command is exact (PHP `===`), so
// the form here must match the form the code under test passes to `execute`.
pub trait IntoMockCmd {
fn into_mock_cmd(self) -> CommandLine;
}
impl IntoMockCmd for &str {
fn into_mock_cmd(self) -> CommandLine {
CommandLine::Shell(self.to_string())
}
}
impl IntoMockCmd for String {
fn into_mock_cmd(self) -> CommandLine {
CommandLine::Shell(self)
}
}
impl IntoMockCmd for Vec<&str> {
fn into_mock_cmd(self) -> CommandLine {
CommandLine::Args(self.into_iter().map(|s| s.to_string()).collect())
}
}
impl IntoMockCmd for Vec<String> {
fn into_mock_cmd(self) -> CommandLine {
CommandLine::Args(self)
}
}
impl<const N: usize> IntoMockCmd for [&str; N] {
fn into_mock_cmd(self) -> CommandLine {
CommandLine::Args(self.iter().map(|s| s.to_string()).collect())
}
}
pub struct ProcessExecutorMockGuard(std::rc::Rc<std::cell::RefCell<ProcessExecutor>>);
impl Drop for ProcessExecutorMockGuard {
fn drop(&mut self) {
// Avoid aborting on a double panic when a test assertion is already unwinding.
if std::thread::panicking() {
return;
}
self.0.borrow().__assert_complete();
}
}
// For testing only. Mirrors TestCase::getProcessExecutorMock: returns a shared
// ProcessExecutor handle configured with the given expectations, plus a guard
// that runs `__assert_complete` when it drops at the end of the test scope.
pub fn get_process_executor_mock(
expectations: Vec<MockExpectation>,
strict: bool,
default_handler: MockHandler,
) -> (
std::rc::Rc<std::cell::RefCell<ProcessExecutor>>,
ProcessExecutorMockGuard,
) {
let process = std::rc::Rc::new(std::cell::RefCell::new(ProcessExecutor::new(None)));
process
.borrow_mut()
.__expects(expectations, strict, default_handler);
(process.clone(), ProcessExecutorMockGuard(process))
}
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