From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- third_party/rust/autocfg/tests/rustflags.rs | 33 +++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 third_party/rust/autocfg/tests/rustflags.rs (limited to 'third_party/rust/autocfg/tests') diff --git a/third_party/rust/autocfg/tests/rustflags.rs b/third_party/rust/autocfg/tests/rustflags.rs new file mode 100644 index 0000000000..f054546681 --- /dev/null +++ b/third_party/rust/autocfg/tests/rustflags.rs @@ -0,0 +1,33 @@ +extern crate autocfg; + +use std::env; + +/// Tests that autocfg uses the RUSTFLAGS or CARGO_ENCODED_RUSTFLAGS +/// environment variables when running rustc. +#[test] +fn test_with_sysroot() { + // Use the same path as this test binary. + let dir = env::current_exe().unwrap().parent().unwrap().to_path_buf(); + env::set_var("OUT_DIR", &format!("{}", dir.display())); + + // If we have encoded rustflags, they take precedence, even if empty. + env::set_var("CARGO_ENCODED_RUSTFLAGS", ""); + env::set_var("RUSTFLAGS", &format!("-L {}", dir.display())); + let ac = autocfg::AutoCfg::new().unwrap(); + assert!(ac.probe_sysroot_crate("std")); + assert!(!ac.probe_sysroot_crate("autocfg")); + + // Now try again with useful encoded args. + env::set_var( + "CARGO_ENCODED_RUSTFLAGS", + &format!("-L\x1f{}", dir.display()), + ); + let ac = autocfg::AutoCfg::new().unwrap(); + assert!(ac.probe_sysroot_crate("autocfg")); + + // Try the old-style RUSTFLAGS, ensuring HOST != TARGET. + env::remove_var("CARGO_ENCODED_RUSTFLAGS"); + env::set_var("HOST", "lol"); + let ac = autocfg::AutoCfg::new().unwrap(); + assert!(ac.probe_sysroot_crate("autocfg")); +} -- cgit v1.2.3