Add a test

test/rust_analyzer/rust_project_json_test.rs → test/rust_analyzer/aspect_traversal_test/rust_project_json_test.rs

@@ -2,7 +2,7 @@ use runfiles::Runfiles;
 
 fn main() {
     let r = Runfiles::create().unwrap();
-    let rust_project_path = r.rlocation("rules_rust/test/rust_analyzer/rust-project.json");
+    let rust_project_path = r.rlocation("rules_rust/test/rust_analyzer/aspect_traversal_test/rust-project.json");
 
     let content = std::fs::read_to_string(&rust_project_path)
         .expect(&format!("couldn't open {:?}", &rust_project_path));

test/rust_analyzer/merging_crates_test/BUILD.bazel

@@ -0,0 +1,37 @@
+load("//rust:defs.bzl", "rust_analyzer", "rust_library", "rust_proc_macro", "rust_test")
+
+rust_library(
+    name = "mylib",
+    srcs = ["mylib.rs"],
+    deps = [":lib_dep"],
+)
+
+rust_library(
+    name = "lib_dep",
+    srcs = ["lib_dep.rs"],
+)
+
+rust_test(
+    name = "mylib_test",
+    crate = ":mylib",
+    deps = [":extra_test_dep"],
+)
+
+rust_library(
+    name = "extra_test_dep",
+    srcs = ["extra_test_dep.rs"],
+)
+
+rust_analyzer(
+    name = "rust_analyzer",
+    testonly = True,
+    targets = [":mylib_test", ":mylib", ],
+)
+
+rust_test(
+    name = "rust_project_json_test",
+    srcs = ["rust_project_json_test.rs"],
+    data = [":rust-project.json"],
+    edition = "2018",
+    deps = ["//tools/runfiles"],
+)

test/rust_analyzer/merging_crates_test/extra_test_dep.rs

@@ -0,0 +1 @@
+

test/rust_analyzer/merging_crates_test/lib_dep.rs

@@ -0,0 +1 @@
+

test/rust_analyzer/merging_crates_test/mylib.rs

@@ -0,0 +1 @@
+

test/rust_analyzer/merging_crates_test/rust_project_json_test.rs

@@ -0,0 +1,21 @@
+use runfiles::Runfiles;
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn test_deps_of_crate_and_its_test_are_merged() {
+        let r = Runfiles::create().unwrap();
+        let rust_project_path = r.rlocation("rules_rust/test/rust_analyzer/merging_crates_test/rust-project.json");
+
+        let content = std::fs::read_to_string(&rust_project_path)
+            .expect(&format!("couldn't open {:?}", &rust_project_path));
+
+        for dep in &["lib_dep","", "extra_test_dep"] {
+            if !content.contains(dep) {
+                panic!("expected rust-project.json to contain {}.", dep);
+            }
+        }
+    }
+}