Change rojo-test to be macro-based

rojo-test/src/lib.rs

@@ -1,43 +1,2 @@
-use std::{
-    fs,
-    path::Path,
-    process::Command,
-};
-
-use insta::assert_snapshot_matches;
-use tempfile::tempdir;
-
-static BUILD_TESTS: &[&str] = &[
-    "gitkeep",
-    "txt_in_folder",
-];
-
-#[test]
-fn build_tests() {
-    let manifest_dir = Path::new(env!("CARGO_MANIFEST_DIR"));
-    let build_test_path = manifest_dir.join("build-tests");
-    let working_dir = manifest_dir.parent().unwrap();
-
-    let output_dir = tempdir().expect("couldn't create temporary directory");
-
-    for &test_name in BUILD_TESTS {
-        let input_path = build_test_path.join(test_name);
-        let output_path = output_dir.path().join(format!("{}.rbxmx", test_name));
-
-        let status = Command::new("cargo")
-            .args(&[
-                "run", "--",
-                "build", input_path.to_str().unwrap(), "-o", output_path.to_str().unwrap(),
-            ])
-            .current_dir(working_dir)
-            .status()
-            .expect("Couldn't start Rojo");
-
-        assert!(status.success(), "Rojo did not exit successfully");
-
-        let contents = fs::read_to_string(&output_path)
-            .expect("Couldn't read output file");
-
-        assert_snapshot_matches!(format!("build_{}", test_name), contents);
-    }
-}
+#[cfg(test)]
+mod build_test;