87 lines
2.9 KiB
Rust
87 lines
2.9 KiB
Rust
use std::{
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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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#[test]
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fn array_enum_fixture_emits_enum_array_llvm_shapes() {
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let output = run_glagol(["../examples/array-enum.slo"]);
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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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"compiler rejected array-enum fixture\nstdout:\n{}\nstderr:\n{}",
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stdout,
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stderr
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);
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assert!(
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stdout.contains("define [3 x i32] @make_palette()")
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&& stdout.contains("define i32 @at([3 x i32] %colors, i32 %i)")
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&& stdout.contains("alloca [3 x i32]")
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&& stdout.contains("call void @__glagol_array_bounds_trap()"),
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"LLVM output did not contain expected enum-array shapes\nstdout:\n{}",
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stdout
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);
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assert!(stderr.is_empty(), "compiler wrote stderr:\n{}", stderr);
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}
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#[test]
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fn array_enum_fixture_runs_tests_and_formats_stably() {
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let run = run_glagol(["--run-tests", "../examples/array-enum.slo"]);
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assert_success_stdout(
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run,
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concat!(
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"test \"enum array immediate index\" ... ok\n",
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"test \"enum array local index\" ... ok\n",
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"test \"enum array param return dynamic index\" ... ok\n",
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"3 test(s) passed\n",
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),
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"array-enum test runner output",
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);
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let expected = fs::read_to_string("../tests/array-enum.slo").expect("read fixture");
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let format = run_glagol(["--format", "../tests/array-enum.slo"]);
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assert_success_stdout(format, &expected, "array-enum formatter output");
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}
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#[test]
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fn array_enum_fixture_lowering_snapshots_are_stable() {
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let surface = run_glagol(["--inspect-lowering=surface", "../tests/array-enum.slo"]);
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assert_success_stdout(
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surface,
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&fs::read_to_string("../tests/array-enum.surface.lower").expect("read surface snapshot"),
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"array-enum surface lowering output",
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);
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let checked = run_glagol(["--inspect-lowering=checked", "../tests/array-enum.slo"]);
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assert_success_stdout(
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checked,
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&fs::read_to_string("../tests/array-enum.checked.lower").expect("read checked snapshot"),
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"array-enum checked lowering output",
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);
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}
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fn run_glagol<const N: usize>(args: [&str; N]) -> Output {
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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 assert_success_stdout(output: Output, expected: &str, context: &str) {
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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\nstdout:\n{}\nstderr:\n{}",
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context,
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stdout,
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stderr
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);
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assert_eq!(stdout, expected, "{} drifted", context);
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assert!(stderr.is_empty(), "{} wrote stderr:\n{}", context, stderr);
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}
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