New upstream version 0.31.0

[cargo.git] / vendor / pkg-config / tests / test.rs

diff --git a/vendor/pkg-config/tests/test.rs b/vendor/pkg-config/tests/test.rs
new file mode 100644 (file)
index 0000000..69300ef
--- /dev/null
+++ b/vendor/pkg-config/tests/test.rs
@@ -0,0 +1,116 @@
+extern crate pkg_config;
+#[macro_use]
+extern crate lazy_static;
+
+use pkg_config::Error;
+use std::env;
+use std::sync::Mutex;
+use std::path::PathBuf;
+
+lazy_static! {
+    static ref LOCK: Mutex<()> = Mutex::new(());
+}
+
+fn reset() {
+    for (k, _) in env::vars() {
+        if k.contains("DYNAMIC") ||
+           k.contains("STATIC") ||
+           k.contains("PKG_CONFIG_ALLOW_CROSS") ||
+           k.contains("FOO_NO_PKG_CONFIG") {
+            env::remove_var(&k);
+        }
+    }
+    env::remove_var("TARGET");
+    env::remove_var("HOST");
+    env::set_var("PKG_CONFIG_PATH", &env::current_dir().unwrap().join("tests"));
+}
+
+fn find(name: &str) -> Result<pkg_config::Library, Error> {
+    pkg_config::probe_library(name)
+}
+
+fn cross_disabled() {
+    let _g = LOCK.lock();
+    reset();
+    env::set_var("TARGET", "foo");
+    env::set_var("HOST", "bar");
+    match find("foo") {
+        Err(Error::CrossCompilation) => {},
+        x => panic!("Error::CrossCompilation expected, found `{:?}`", x),
+    }
+}
+
+fn cross_enabled() {
+    let _g = LOCK.lock();
+    reset();
+    env::set_var("TARGET", "foo");
+    env::set_var("HOST", "bar");
+    env::set_var("PKG_CONFIG_ALLOW_CROSS", "1");
+    find("foo").unwrap();
+}
+
+#[test]
+fn package_disabled() {
+    let _g = LOCK.lock();
+    reset();
+    env::set_var("FOO_NO_PKG_CONFIG", "1");
+    match find("foo") {
+        Err(Error::EnvNoPkgConfig(name)) => {
+            assert_eq!(name, "FOO_NO_PKG_CONFIG")
+        }
+        x => panic!("Error::EnvNoPkgConfig expected, found `{:?}`", x),
+    }
+}
+
+#[test]
+fn output_ok() {
+    let _g = LOCK.lock();
+    reset();
+    let lib = find("foo").unwrap();
+    assert!(lib.libs.contains(&"gcc".to_string()));
+    assert!(lib.libs.contains(&"coregrind-amd64-linux".to_string()));
+    assert!(lib.link_paths.contains(&PathBuf::from("/usr/lib/valgrind")));
+}
+
+#[test]
+fn escapes() {
+    let _g = LOCK.lock();
+    reset();
+    let lib = find("escape").unwrap();
+    assert!(lib.include_paths.contains(&PathBuf::from("include path with spaces")));
+    assert!(lib.link_paths.contains(&PathBuf::from("link path with spaces")));
+    assert_eq!(lib.defines.get("A"),
+               Some(&Some("\"escaped string' literal\"".to_owned())));
+    assert_eq!(lib.defines.get("B"),
+               Some(&Some("ESCAPED IDENTIFIER".to_owned())));
+    assert_eq!(lib.defines.get("FOX"),
+               Some(&Some("🦊".to_owned())));
+}
+
+#[test]
+fn framework() {
+    let _g = LOCK.lock();
+    reset();
+    let lib = find("framework").unwrap();
+    assert!(lib.frameworks.contains(&"foo".to_string()));
+    assert!(lib.frameworks.contains(&"bar".to_string()));
+    assert!(lib.frameworks.contains(&"baz".to_string()));
+    assert!(lib.frameworks.contains(&"foobar".to_string()));
+    assert!(lib.frameworks.contains(&"foobaz".to_string()));
+    assert!(lib.framework_paths.contains(&PathBuf::from("/usr/lib")));
+}
+
+#[test]
+fn get_variable() {
+    let _g = LOCK.lock();
+    reset();
+    let prefix = pkg_config::get_variable("foo", "prefix").unwrap();
+    assert_eq!(prefix, "/usr");
+}
+
+#[test]
+fn version() {
+    let _g = LOCK.lock();
+    reset();
+    assert_eq!(&find("foo").unwrap().version[..], "3.10.0.SVN");
+}