Run cmake tests as part of a rust test

lib/runtime-c-api/tests/runtime_c_api_tests.rs

@@ -1,4 +1,39 @@
+use std::process::Command;
+
 #[test]
 fn test_c_api() {
-    // TODO run `cmake . && make && make test`
+    let project_tests_dir = concat!(env!("CARGO_MANIFEST_DIR"), "/tests");
+    run_command("cmake", project_tests_dir, Some("."));
+    run_command("make", project_tests_dir, None);
+    run_command("make", project_tests_dir, Some("test"));
+}
+
+fn run_command(command_str: &str, dir: &str, arg: Option<&str>) {
+    println!("Running command: `{}` arg: {:?}", command_str, arg);
+    let mut command = Command::new(command_str);
+    if let Some(a) = arg {
+        command.arg(a);
+    }
+    command.current_dir(dir);
+    let result = command.output();
+    match result {
+        Ok(r) => {
+            println!("output:");
+            if let Some(code) = r.status.code() {
+                println!("status: {}", code);
+            } else {
+                println!("status: None");
+            }
+            println!("stdout:");
+            println!("{}", String::from_utf8_lossy(&r.stdout[..]));
+            println!("stderr:");
+            println!("{}", String::from_utf8_lossy(&r.stderr[..]));
+            if r.status.success() {
+                assert!(true)
+            } else {
+                panic!("Command failed with exit status: {:?}", r.status);
+            }
+        }
+        Err(e) => panic!("Command failed: {}", e),
+    }
 }