62 lines
2.1 KiB
Rust
62 lines
2.1 KiB
Rust
use lazy_static::lazy_static;
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use std::io::prelude::*;
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use std::path::{Path, PathBuf};
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use std::{io, process};
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lazy_static! {
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static ref MANIFEST_DIR: &'static Path = Path::new(env!("CARGO_MANIFEST_DIR"));
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pub static ref FIXTURES_DIR: PathBuf = MANIFEST_DIR.join("tests/fixtures");
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static ref EMPTY_CONFIG: PathBuf = MANIFEST_DIR.join("empty_config.toml");
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}
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/// Run an instance of starship
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fn run_starship() -> process::Command {
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let mut command = process::Command::new("./target/debug/starship");
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command
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.arg("prompt")
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.env_clear()
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.env("PATH", env!("PATH")) // Provide the $PATH variable so that external programs are runnable
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.env("STARSHIP_CONFIG", EMPTY_CONFIG.as_os_str());
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command
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}
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pub fn render_module(module_name: &str) -> process::Command {
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let mut command = process::Command::new("./target/debug/starship");
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command
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.arg("module")
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.arg(module_name)
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.env_clear()
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.env("PATH", env!("PATH")) // Provide the $PATH variable so that external programs are runnable
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.env("STARSHIP_CONFIG", EMPTY_CONFIG.as_os_str());
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command
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}
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/// Create a temporary directory with full access permissions (rwxrwxrwt).
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pub fn new_tempdir() -> io::Result<tempfile::TempDir> {
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// Using `tempfile::TempDir` directly creates files on macOS within
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// "/var/folders", which provides us with restricted permissions (rwxr-xr-x)
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tempfile::tempdir_in("/tmp")
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}
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/// Extends `std::process::Command` with methods for testing
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pub trait TestCommand {
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fn use_config(&mut self, toml: toml::value::Value) -> &mut process::Command;
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}
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impl TestCommand for process::Command {
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/// Create a configuration file with the provided TOML and use it
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fn use_config(&mut self, toml: toml::value::Value) -> &mut process::Command {
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// Create a persistent config file in a tempdir
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let (mut config_file, config_path) =
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tempfile::NamedTempFile::new().unwrap().keep().unwrap();
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write!(config_file, "{}", toml.to_string()).unwrap();
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// Set that newly-created file as the config for the prompt instance
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self.env("STARSHIP_CONFIG", config_path)
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}
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}
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