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acceptance.rs
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acceptance.rs
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//! Acceptance test: runs the application as a subprocess and asserts its
//! output for given argument combinations matches what is expected.
//!
//! Modify and/or delete these as you see fit to test the specific needs of
//! your application.
//!
//! For more information, see:
//! <https://docs.rs/abscissa_core/latest/abscissa_core/testing/index.html>
// Tip: Deny warnings with `RUSTFLAGS="-D warnings"` environment variable in CI
#![forbid(unsafe_code)]
#![warn(
missing_docs,
rust_2018_idioms,
trivial_casts,
unused_lifetimes,
unused_qualifications
)]
use abscissa_core::testing::prelude::*;
use light_node::config::LightNodeConfig;
use once_cell::sync::Lazy;
/// Executes your application binary via `cargo run`.
///
/// Storing this value as a [`Lazy`] static ensures that all instances of
/// the runner acquire a mutex when executing commands and inspecting
/// exit statuses, serializing what would otherwise be multithreaded
/// invocations as `cargo test` executes tests in parallel by default.
pub static RUNNER: Lazy<CmdRunner> = Lazy::new(CmdRunner::default);
/// Use `LightNodeConfig::default()` value if no config or args
#[test]
#[ignore]
fn start_no_args() {
let mut runner = RUNNER.clone();
let mut cmd = runner.arg("start").capture_stdout().run();
cmd.stdout().expect_line("");
cmd.wait().unwrap().expect_success();
}
/// Use command-line argument value
#[test]
#[ignore]
fn start_with_args() {
let mut runner = RUNNER.clone();
let mut cmd = runner
.args(&["start", "acceptance", "test"])
.capture_stdout()
.run();
cmd.stdout().expect_line("Hello, acceptance test!");
cmd.wait().unwrap().expect_success();
}
/// Use configured value
#[test]
#[ignore]
fn start_with_config_no_args() {
let mut config = LightNodeConfig::default();
config.rpc_address = "localhost:26657".to_owned();
let expected_line = format!("Requesting from {}.", &config.rpc_address);
let mut runner = RUNNER.clone();
let mut cmd = runner.config(&config).arg("start").capture_stdout().run();
cmd.stdout().expect_line(&expected_line);
cmd.wait().unwrap().expect_success();
}
/// Override configured value with command-line argument
#[test]
#[ignore]
fn start_with_config_and_args() {
let mut config = LightNodeConfig::default();
config.rpc_address = "localhost:26657".to_owned();
let mut runner = RUNNER.clone();
let mut cmd = runner
.config(&config)
.args(&["start", "other:26657"])
.capture_stdout()
.run();
cmd.stdout().expect_line("Requesting from other:26657.");
cmd.wait().unwrap().expect_success();
}
/// Example of a test which matches a regular expression
#[test]
fn version_no_args() {
let mut runner = RUNNER.clone();
let mut cmd = runner.arg("version").capture_stdout().run();
cmd.stdout().expect_regex(r"\A\w+ [\d\.\-]+\z");
}