chore: checkpoint before Python removal

vendor/hostname/tests/bindings.txt

@@ -0,0 +1,6 @@
+--out src/windows/bindings.rs
+--flat --sys --no-comment
+--filter
+    ComputerNamePhysicalDnsHostname
+    GetComputerNameExW
+    SetComputerNameExW

vendor/hostname/tests/codegen.rs

@@ -0,0 +1,33 @@
+use std::fs;
+use std::process::Command;
+
+use windows_bindgen::bindgen;
+
+#[test]
+fn gen_bindings() {
+    let output = "src/windows/bindings.rs";
+    let existing = fs::read_to_string(output).unwrap();
+
+    bindgen(["--no-deps", "--etc", "tests/bindings.txt"]).unwrap();
+    let out = Command::new("rustfmt")
+        .arg("--edition=2021")
+        .arg(output)
+        .output()
+        .unwrap();
+
+    dbg!(String::from_utf8(out.stdout).unwrap());
+    dbg!(String::from_utf8(out.stderr).unwrap());
+    assert!(out.status.success());
+
+    // Check the output is the same as before.
+    // Depending on the git configuration the file may have been checked out with `\r\n` newlines or
+    // with `\n`. Compare line-by-line to ignore this difference.
+    let mut new = fs::read_to_string(output).unwrap();
+    if existing.contains("\r\n") && !new.contains("\r\n") {
+        new = new.replace("\n", "\r\n");
+    } else if !existing.contains("\r\n") && new.contains("\r\n") {
+        new = new.replace("\r\n", "\n");
+    }
+
+    similar_asserts::assert_eq!(existing, new);
+}

vendor/hostname/tests/version.rs

@@ -0,0 +1,9 @@
+#[test]
+fn test_readme_deps() {
+    version_sync::assert_markdown_deps_updated!("README.md");
+}
+
+#[test]
+fn test_html_root_url() {
+    version_sync::assert_html_root_url_updated!("src/lib.rs");
+}