Adding upstream version 124.0.1.upstream/124.0.1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 281 insertions, 0 deletions

diff --git a/third_party/rust/clang-sys/tests/build.rs b/third_party/rust/clang-sys/tests/build.rs
new file mode 100644
index 0000000000..224421b221
--- /dev/null
+++ b/third_party/rust/clang-sys/tests/build.rs
@@ -0,0 +1,281 @@
+#![allow(dead_code)]

+

+extern crate glob;

+extern crate serial_test;

+extern crate tempdir;

+

+use std::collections::HashMap;

+use std::env;

+use std::fs;

+use std::path::PathBuf;

+use std::sync::Arc;

+use std::sync::Mutex;

+

+use serial_test::serial;

+use tempdir::TempDir;

+

+#[macro_use]

+#[path = "../build/macros.rs"]

+mod macros;

+

+#[path = "../build/common.rs"]

+mod common;

+#[path = "../build/dynamic.rs"]

+mod dynamic;

+#[path = "../build/static.rs"]

+mod r#static;

+

+#[derive(Debug, Default)]

+struct RunCommandMock {

+    invocations: Vec<(String, String, Vec<String>)>,

+    responses: HashMap<Vec<String>, String>,

+}

+

+#[derive(Debug)]

+struct Env {

+    os: String,

+    pointer_width: String,

+    env: Option<String>,

+    vars: HashMap<String, (Option<String>, Option<String>)>,

+    cwd: PathBuf,

+    tmp: TempDir,

+    files: Vec<String>,

+    commands: Arc<Mutex<RunCommandMock>>,

+}

+

+impl Env {

+    fn new(os: &str, pointer_width: &str) -> Self {

+        Env {

+            os: os.into(),

+            pointer_width: pointer_width.into(),

+            env: None,

+            vars: HashMap::new(),

+            cwd: env::current_dir().unwrap(),

+            tmp: TempDir::new("clang_sys_test").unwrap(),

+            files: vec![],

+            commands: Default::default(),

+        }

+        .var("CLANG_PATH", None)

+        .var("LD_LIBRARY_PATH", None)

+        .var("LIBCLANG_PATH", None)

+        .var("LIBCLANG_STATIC_PATH", None)

+        .var("LLVM_CONFIG_PATH", None)

+        .var("PATH", None)

+    }

+

+    fn env(mut self, env: &str) -> Self {

+        self.env = Some(env.into());

+        self

+    }

+

+    fn var(mut self, name: &str, value: Option<&str>) -> Self {

+        let previous = env::var(name).ok();

+        self.vars.insert(name.into(), (value.map(|v| v.into()), previous));

+        self

+    }

+

+    fn dir(mut self, path: &str) -> Self {

+        self.files.push(path.into());

+        let path = self.tmp.path().join(path);

+        fs::create_dir_all(path).unwrap();

+        self

+    }

+

+    fn file(mut self, path: &str, contents: &[u8]) -> Self {

+        self.files.push(path.into());

+        let path = self.tmp.path().join(path);

+        fs::create_dir_all(path.parent().unwrap()).unwrap();

+        fs::write(self.tmp.path().join(path), contents).unwrap();

+        self

+    }

+

+    fn dll(self, path: &str, pointer_width: &str) -> Self {

+        // PE header.

+        let mut contents = [0; 64];

+        contents[0x3C..0x3C + 4].copy_from_slice(&i32::to_le_bytes(10));

+        contents[10..14].copy_from_slice(&[b'P', b'E', 0, 0]);

+        let magic = if pointer_width == "64" { 523 } else { 267 };

+        contents[34..36].copy_from_slice(&u16::to_le_bytes(magic));

+

+        self.file(path, &contents)

+    }

+

+    fn so(self, path: &str, pointer_width: &str) -> Self {

+        // ELF header.

+        let class = if pointer_width == "64" { 2 } else { 1 };

+        let contents = [127, 69, 76, 70, class];

+

+        self.file(path, &contents)

+    }

+

+    fn command(self, command: &str, args: &[&str], response: &str) -> Self {

+        let command = command.to_string();

+        let args = args.iter().map(|a| a.to_string()).collect::<Vec<_>>();

+

+        let mut key = vec![command];

+        key.extend(args);

+        self.commands.lock().unwrap().responses.insert(key, response.into());

+

+        self

+    }

+

+    fn enable(self) -> Self {

+        env::set_var("_CLANG_SYS_TEST", "yep");

+        env::set_var("_CLANG_SYS_TEST_OS", &self.os);

+        env::set_var("_CLANG_SYS_TEST_POINTER_WIDTH", &self.pointer_width);

+        if let Some(env) = &self.env {

+            env::set_var("_CLANG_SYS_TEST_ENV", env);

+        }

+

+        for (name, (value, _)) in &self.vars {

+            if let Some(value) = value {

+                env::set_var(name, value);

+            } else {

+                env::remove_var(name);

+            }

+        }

+

+        env::set_current_dir(&self.tmp).unwrap();

+

+        let commands = self.commands.clone();

+        let mock = &mut *common::RUN_COMMAND_MOCK.lock().unwrap();

+        *mock = Some(Box::new(move |command, path, args| {

+            let command = command.to_string();

+            let path = path.to_string();

+            let args = args.iter().map(|a| a.to_string()).collect::<Vec<_>>();

+

+            let mut commands = commands.lock().unwrap();

+            commands.invocations.push((command.clone(), path, args.clone()));

+

+            let mut key = vec![command];

+            key.extend(args);

+            commands.responses.get(&key).cloned()

+        }));

+

+        self

+    }

+}

+

+impl Drop for Env {

+    fn drop(&mut self) {

+        env::remove_var("_CLANG_SYS_TEST");

+        env::remove_var("_CLANG_SYS_TEST_OS");

+        env::remove_var("_CLANG_SYS_TEST_POINTER_WIDTH");

+        env::remove_var("_CLANG_SYS_TEST_ENV");

+

+        for (name, (_, previous)) in &self.vars {

+            if let Some(previous) = previous {

+                env::set_var(name, previous);

+            } else {

+                env::remove_var(name);

+            }

+        }

+

+        if let Err(error) = env::set_current_dir(&self.cwd) {

+            println!("Failed to reset working directory: {:?}", error);

+        }

+    }

+}

+

+//================================================

+// Dynamic

+//================================================

+

+// Linux -----------------------------------------

+

+#[test]

+#[serial]

+fn test_linux_directory_preference() {

+    let _env = Env::new("linux", "64")

+        .so("usr/lib/libclang.so.1", "64")

+        .so("usr/local/lib/libclang.so.1", "64")

+        .enable();

+

+    assert_eq!(

+        dynamic::find(true),

+        Ok(("usr/local/lib".into(), "libclang.so.1".into())),

+    );

+}

+

+#[test]

+#[serial]

+fn test_linux_version_preference() {

+    let _env = Env::new("linux", "64")

+        .so("usr/lib/libclang-3.so", "64")

+        .so("usr/lib/libclang-3.5.so", "64")

+        .so("usr/lib/libclang-3.5.0.so", "64")

+        .enable();

+

+    assert_eq!(

+        dynamic::find(true),

+        Ok(("usr/lib".into(), "libclang-3.5.0.so".into())),

+    );

+}

+

+#[test]

+#[serial]

+fn test_linux_directory_and_version_preference() {

+    let _env = Env::new("linux", "64")

+        .so("usr/local/llvm/lib/libclang-3.so", "64")

+        .so("usr/local/lib/libclang-3.5.so", "64")

+        .so("usr/lib/libclang-3.5.0.so", "64")

+        .enable();

+

+    assert_eq!(

+        dynamic::find(true),

+        Ok(("usr/lib".into(), "libclang-3.5.0.so".into())),

+    );

+}

+

+// Windows ---------------------------------------

+

+#[cfg(target_os = "windows")]

+#[test]

+#[serial]

+fn test_windows_bin_sibling() {

+    let _env = Env::new("windows", "64")

+        .dir("Program Files\\LLVM\\lib")

+        .dll("Program Files\\LLVM\\bin\\libclang.dll", "64")

+        .enable();

+

+    assert_eq!(

+        dynamic::find(true),

+        Ok(("Program Files\\LLVM\\bin".into(), "libclang.dll".into())),

+    );

+}

+

+#[cfg(target_os = "windows")]

+#[test]

+#[serial]

+fn test_windows_mingw_gnu() {

+    let _env = Env::new("windows", "64")

+        .env("gnu")

+        .dir("MSYS\\MinGW\\lib")

+        .dll("MSYS\\MinGW\\bin\\clang.dll", "64")

+        .dir("Program Files\\LLVM\\lib")

+        .dll("Program Files\\LLVM\\bin\\libclang.dll", "64")

+        .enable();

+

+    assert_eq!(

+        dynamic::find(true),

+        Ok(("MSYS\\MinGW\\bin".into(), "clang.dll".into())),

+    );

+}

+

+#[cfg(target_os = "windows")]

+#[test]

+#[serial]

+fn test_windows_mingw_msvc() {

+    let _env = Env::new("windows", "64")

+        .env("msvc")

+        .dir("MSYS\\MinGW\\lib")

+        .dll("MSYS\\MinGW\\bin\\clang.dll", "64")

+        .dir("Program Files\\LLVM\\lib")

+        .dll("Program Files\\LLVM\\bin\\libclang.dll", "64")

+        .enable();

+

+    assert_eq!(

+        dynamic::find(true),

+        Ok(("Program Files\\LLVM\\bin".into(), "libclang.dll".into())),

+    );

+}