84 lines
2.6 KiB
Rust
84 lines
2.6 KiB
Rust
use std::{
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ffi::OsStr,
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fs,
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path::Path,
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process::{Command, Output},
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};
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const EXPECTED_STD_MATH_OUTPUT: &str = concat!(
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"test \"explicit std math import i32 helpers\" ... ok\n",
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"test \"explicit std math import i64 helpers\" ... ok\n",
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"test \"explicit std math import f64 helpers\" ... ok\n",
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"test \"explicit std math import all helpers\" ... ok\n",
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"4 test(s) passed\n",
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);
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#[test]
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fn explicit_std_math_import_loads_repo_root_standard_source() {
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let compiler_root = Path::new(env!("CARGO_MANIFEST_DIR"));
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let project = compiler_root.join("../examples/projects/std-import-math");
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let slovo_math = compiler_root.join("../lib/std/math.slo");
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assert!(
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!project.join("src/math.slo").exists(),
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"std-import-math must not carry a local math module copy"
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);
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assert!(
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read(&project.join("src/main.slo")).starts_with("(module main)\n\n(import std.math ("),
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"std-import-math must exercise explicit `std.math` import syntax"
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);
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assert!(
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read(&slovo_math).starts_with("(module math (export "),
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"repo-root Slovo std/math.slo must export imported helpers directly"
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);
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let fmt = run_glagol([
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OsStr::new("fmt"),
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OsStr::new("--check"),
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project.as_os_str(),
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]);
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assert_success("std import math fmt --check", &fmt);
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let check = run_glagol([OsStr::new("check"), project.as_os_str()]);
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assert_success_stdout(check, "", "std import math check");
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let test = run_glagol([OsStr::new("test"), project.as_os_str()]);
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assert_success_stdout(test, EXPECTED_STD_MATH_OUTPUT, "std import math test");
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}
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fn run_glagol<I, S>(args: I) -> Output
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where
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I: IntoIterator<Item = S>,
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S: AsRef<std::ffi::OsStr>,
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{
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Command::new(env!("CARGO_BIN_EXE_glagol"))
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.args(args)
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.current_dir(Path::new(env!("CARGO_MANIFEST_DIR")))
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.output()
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.expect("run glagol")
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}
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fn read(path: &Path) -> String {
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fs::read_to_string(path).unwrap_or_else(|err| panic!("read `{}`: {}", path.display(), err))
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}
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fn assert_success(context: &str, output: &Output) {
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let stdout = String::from_utf8_lossy(&output.stdout);
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let stderr = String::from_utf8_lossy(&output.stderr);
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assert!(
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output.status.success(),
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"{} failed\nstatus: {:?}\nstdout:\n{}\nstderr:\n{}",
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context,
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output.status.code(),
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stdout,
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stderr
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);
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}
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fn assert_success_stdout(output: Output, expected: &str, context: &str) {
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assert_success(context, &output);
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let stdout = String::from_utf8_lossy(&output.stdout);
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assert_eq!(stdout, expected, "{}", context);
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}
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