fix(test): speed up debug and codecov tests

Author: hanabi1224

.github/workflows/coverage.yml

@@ -31,6 +31,8 @@ env:
   RUSTC_WRAPPER: sccache
   CC: sccache clang
   CXX: sccache clang++
+  # To minimize compile times: https://nnethercote.github.io/perf-book/build-configuration.html#minimizing-compile-times
+  RUSTFLAGS: "-C linker=clang -C link-arg=-fuse-ld=lld"
 
 jobs:
   codecov:
@@ -50,13 +52,7 @@ jobs:
       - uses: taiki-e/install-action@cargo-llvm-cov
       - uses: taiki-e/install-action@nextest
       - name: Generate code coverage
-        run: |
-          cargo llvm-cov --workspace --codecov --output-path lcov.info nextest
-        env:
-          CC: "sccache clang"
-          CXX: "sccache clang++"
-          # To minimize compile times: https://nnethercote.github.io/perf-book/build-configuration.html#minimizing-compile-times
-          RUSTFLAGS: "-C linker=clang -C link-arg=-fuse-ld=lld"
+        run: make codecov
       # Save lcov.info as an artifact for debugging purposes
       - uses: actions/upload-artifact@v4
         with:

Cargo.toml

@@ -268,9 +268,11 @@ rust2go = { workspace = true, features = ["build"] }
 debug = "line-tables-only"
 split-debuginfo = "unpacked"
 
-# Avoid generating any debug information for dependencies
 [profile.dev.package."*"]
+# Avoid generating any debug information for dependencies
 debug = false
+# Speed up debug tests and codecov tests
+opt-level = 1
 
 # Profile for interactive debugging sessions, e.g., with LLDB.
 # Doesn't work with Go FFI - disable it with `FOREST_F3_SIDECAR_FFI_BUILD_OPT_OUT=1`.

Makefile

@@ -110,6 +110,9 @@ test-release:
 
 test-all: test test-release
 
+codecov:
+	cargo llvm-cov --workspace --codecov --output-path lcov.info
+
 # Checks if all headers are present and adds if not
 license:
 	./scripts/add_license.sh

interop-tests/Cargo.toml

@@ -41,3 +41,14 @@ tokio = { workspace = true, features = ['full'] }
 
 [build-dependencies]
 rust2go = { workspace = true, features = ["build"] }
+
+# https://doc.rust-lang.org/stable/cargo/guide/build-performance.html#reduce-amount-of-generated-debug-information
+[profile.dev]
+debug = "line-tables-only"
+split-debuginfo = "unpacked"
+
+[profile.dev.package."*"]
+# Avoid generating any debug information for dependencies
+debug = false
+# Speed up debug tests and codecov tests
+opt-level = 1

src/tool/subcommands/api_cmd/test_snapshot.rs

@@ -199,11 +199,6 @@ mod tests {
     include!(concat!(env!("OUT_DIR"), "/__rpc_regression_tests_gen.rs"));
 
     async fn rpc_regression_test_run(name: &str) {
-        // Skip for debug build on CI as the downloading is slow and flaky
-        if crate::utils::is_ci() && crate::utils::is_debug_build() {
-            return;
-        }
-
         // Set proof parameter data dir and make sure the proofs are available
         {
             static PROOF_PARAMS_LOCK: LazyLock<Mutex<()>> = LazyLock::new(|| Mutex::new(()));

src/utils/mod.rs

@@ -169,11 +169,13 @@ pub enum RetryError {
     RetriesExceeded,
 }
 
+#[allow(dead_code)]
 #[cfg(test)]
 pub fn is_debug_build() -> bool {
     cfg!(debug_assertions)
 }
 
+#[allow(dead_code)]
 #[cfg(test)]
 pub fn is_ci() -> bool {
     // https://docs.github.com/en/actions/writing-workflows/choosing-what-your-workflow-does/store-information-in-variables#default-environment-variables