cb42a00ab6
Since our MSRV is now Rust 1.54, we can rely on cargo setting `CARGO_BIN_EXE_cbindgen` to the cbindgen path in integration tests. This is more reliable than guessing the path, since cargo knows where it placed the bin.
101 lines
2.8 KiB
Rust
101 lines
2.8 KiB
Rust
use cbindgen::*;
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use serial_test::serial;
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use std::path::{Path, PathBuf};
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use std::process::Command;
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fn build_using_lib(config: fn(Builder) -> Builder) -> tempfile::TempDir {
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let expand_dep_test_dir = {
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let mut this_file = PathBuf::from(file!());
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this_file.pop();
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this_file.extend(&["rust", "expand_dep"]);
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this_file
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};
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let tmp_dir = tempfile::Builder::new()
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.prefix("cbindgen-test-output-")
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.tempdir()
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.expect("Creating tmp dir failed");
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std::env::set_var("CARGO_EXPAND_TARGET_DIR", tmp_dir.path());
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let builder = Builder::new()
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.with_config(Config::from_file(expand_dep_test_dir.join("cbindgen.toml")).unwrap())
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.with_crate(expand_dep_test_dir);
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let builder = config(builder);
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builder.generate().expect("build should succeed");
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tmp_dir
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}
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fn build_using_bin(extra_args: &[&str]) -> tempfile::TempDir {
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let expand_dep_test_dir = {
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let mut this_file = PathBuf::from(file!());
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this_file.pop();
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this_file.extend(&["rust", "expand_dep"]);
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this_file
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};
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let tmp_dir = tempfile::Builder::new()
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.prefix("cbindgen-test-output-")
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.tempdir()
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.expect("Creating tmp dir failed");
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let cbindgen_path = env!("CARGO_BIN_EXE_cbindgen");
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Command::new(cbindgen_path)
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.current_dir(expand_dep_test_dir)
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.env("CARGO_EXPAND_TARGET_DIR", tmp_dir.path())
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.args(extra_args)
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.output()
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.expect("build should succeed");
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tmp_dir
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}
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fn get_contents_of_dir(path: &Path) -> Vec<String> {
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path.read_dir()
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.unwrap()
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.map(|f| f.unwrap().file_name().to_str().unwrap().to_string())
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.filter(|name| !name.starts_with('.'))
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.collect()
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}
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#[test]
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#[serial]
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fn lib_default_uses_debug_build() {
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let target_dir = build_using_lib(|b| b);
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assert_eq!(get_contents_of_dir(target_dir.path()), &["debug"]);
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}
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#[test]
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#[serial]
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fn lib_explicit_debug_build() {
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let target_dir = build_using_lib(|b| b.with_parse_expand_profile(Profile::Debug));
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assert_eq!(get_contents_of_dir(target_dir.path()), &["debug"]);
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}
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#[test]
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#[serial]
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fn lib_explicit_release_build() {
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let target_dir = build_using_lib(|b| b.with_parse_expand_profile(Profile::Release));
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assert_eq!(get_contents_of_dir(target_dir.path()), &["release"]);
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}
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#[test]
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fn bin_default_uses_debug_build() {
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let target_dir = build_using_bin(&[]);
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assert_eq!(get_contents_of_dir(target_dir.path()), &["debug"]);
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}
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#[test]
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fn bin_explicit_debug_build() {
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let target_dir = build_using_bin(&["--profile", "debug"]);
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assert_eq!(get_contents_of_dir(target_dir.path()), &["debug"]);
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}
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#[test]
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fn bin_explicit_release_build() {
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let target_dir = build_using_bin(&["--profile", "release"]);
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assert_eq!(get_contents_of_dir(target_dir.path()), &["release"]);
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}
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