nushell/src/tests.rs

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Rust
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mod test_conditionals;
mod test_config_path;
mod test_converters;
mod test_custom_commands;
mod test_engine;
mod test_env;
mod test_hiding;
mod test_iteration;
mod test_known_external;
mod test_math;
mod test_modules;
mod test_parser;
mod test_ranges;
mod test_regex;
mod test_strings;
mod test_table_operations;
mod test_type_check;
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use assert_cmd::prelude::*;
use pretty_assertions::assert_eq;
use std::collections::HashMap;
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use std::io::Write;
use std::process::Command;
use tempfile::NamedTempFile;
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pub type TestResult = Result<(), Box<dyn std::error::Error>>;
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pub fn run_test_with_env(input: &str, expected: &str, env: &HashMap<&str, &str>) -> TestResult {
let mut file = NamedTempFile::new()?;
let name = file.path();
let mut cmd = Command::cargo_bin("nu")?;
cmd.arg(name).envs(env);
writeln!(file, "{}", input)?;
run_cmd_and_assert(cmd, expected)
}
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#[cfg(test)]
pub fn run_test(input: &str, expected: &str) -> TestResult {
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let mut file = NamedTempFile::new()?;
let name = file.path();
let mut cmd = Command::cargo_bin("nu")?;
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cmd.arg(name);
cmd.env(
"PWD",
std::env::current_dir().expect("Can't get current dir"),
);
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writeln!(file, "{}", input)?;
run_cmd_and_assert(cmd, expected)
}
#[cfg(test)]
fn run_cmd_and_assert(mut cmd: Command, expected: &str) -> TestResult {
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let output = cmd.output()?;
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let stderr = String::from_utf8_lossy(&output.stderr).to_string();
let stdout = String::from_utf8_lossy(&output.stdout).to_string();
println!("stdout: {}", stdout);
println!("stderr: {}", stderr);
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assert!(output.status.success());
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assert_eq!(stdout.trim(), expected);
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Ok(())
}
#[cfg(test)]
pub fn run_test_contains(input: &str, expected: &str) -> TestResult {
let mut file = NamedTempFile::new()?;
let name = file.path();
let mut cmd = Command::cargo_bin("nu")?;
cmd.arg(name);
writeln!(file, "{}", input)?;
let output = cmd.output()?;
let stderr = String::from_utf8_lossy(&output.stderr).to_string();
let stdout = String::from_utf8_lossy(&output.stdout).to_string();
println!("stdout: {}", stdout);
println!("stderr: {}", stderr);
assert!(output.status.success());
assert!(stdout.contains(expected));
Ok(())
}
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#[cfg(test)]
pub fn fail_test(input: &str, expected: &str) -> TestResult {
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let mut file = NamedTempFile::new()?;
let name = file.path();
let mut cmd = Command::cargo_bin("nu")?;
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cmd.arg(name);
cmd.env(
"PWD",
std::env::current_dir().expect("Can't get current dir"),
);
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writeln!(file, "{}", input)?;
let output = cmd.output()?;
let stderr = String::from_utf8_lossy(&output.stderr).to_string();
let stdout = String::from_utf8_lossy(&output.stdout).to_string();
println!("stdout: {}", stdout);
println!("stderr: {}", stderr);
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assert!(!stderr.is_empty() && stderr.contains(expected));
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Ok(())
}