first pass of merging in warp (doesn't build)

app/src/remote_server/ripgrep_search_tests.rs

@@ -0,0 +1,49 @@
+use std::path::PathBuf;
+
+use string_offset::ByteOffset;
+use warp_ripgrep::search::{Match as RipgrepMatch, Submatch};
+
+use super::ripgrep_match_to_proto;
+
+fn submatch(start: usize, end: usize) -> Submatch {
+    Submatch {
+        byte_start: ByteOffset::from(start),
+        byte_end: ByteOffset::from(end),
+    }
+}
+
+#[test]
+fn ripgrep_match_to_proto_maps_fields() {
+    let m = RipgrepMatch {
+        file_path: PathBuf::from("/repo/src/main.rs"),
+        line_number: 42,
+        line_text: "fn main() {}".to_string(),
+        submatches: vec![submatch(3, 7)],
+    };
+
+    let proto = ripgrep_match_to_proto(m);
+
+    assert_eq!(proto.file_path, "/repo/src/main.rs");
+    assert_eq!(proto.line_number, 42);
+    assert_eq!(proto.line_text, "fn main() {}");
+    assert_eq!(proto.submatches.len(), 1);
+    assert_eq!(proto.submatches[0].byte_start, 3);
+    assert_eq!(proto.submatches[0].byte_end, 7);
+}
+
+#[test]
+fn ripgrep_match_to_proto_preserves_late_submatch_and_full_line() {
+    let line = format!("{}needle", "x".repeat(8_000));
+    let m = RipgrepMatch {
+        file_path: PathBuf::from("/repo/long.rs"),
+        line_number: 1,
+        line_text: line.clone(),
+        submatches: vec![submatch(8_000, 8_006)],
+    };
+
+    let proto = ripgrep_match_to_proto(m);
+
+    assert_eq!(proto.line_text, line);
+    assert_eq!(proto.submatches[0].byte_start, 8_000);
+    assert_eq!(proto.submatches[0].byte_end, 8_006);
+}