Add Bazel benchmark target and CodSpeed CI workflow (frankslin/OpenCC#31)

.github/workflows/codspeed.yml

@@ -0,0 +1,61 @@
+name: CodSpeed
+
+on:
+  push:
+    branches: [master, opencc-wasm-develop]
+  pull_request:
+    branches: [master, opencc-wasm-develop]
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  benchmarks:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v5
+        with:
+          fetch-depth: 0
+
+      - uses: bazel-contrib/setup-bazel@0.19.0
+        with:
+          bazelisk-cache: true
+          repository-cache: true
+
+      - name: Configure BuildBuddy
+        if: github.event_name == 'push' || github.event.pull_request.head.repo.full_name == github.repository
+        shell: bash
+        env:
+          BUILDBUDDY_API_KEY: ${{ secrets.BUILDBUDDY_API_KEY }}
+        run: |
+          if [ -n "${BUILDBUDDY_API_KEY}" ]; then
+            {
+              echo "build --config=buildbuddy"
+              echo "build --remote_header=x-buildbuddy-api-key=${BUILDBUDDY_API_KEY}"
+              echo "build --bes_header=x-buildbuddy-api-key=${BUILDBUDDY_API_KEY}"
+            } >> .bazelrc.user
+            echo "BuildBuddy enabled."
+          else
+            echo "BUILDBUDDY_API_KEY not set; skipping BuildBuddy config."
+          fi
+
+      - name: Build benchmark
+        run: >-
+          bazel build
+          --@codspeed_google_benchmark_compat//:codspeed_mode=simulation
+          --compilation_mode=dbg
+          --copt=-O2
+          --copt=-DNDEBUG
+          //src/benchmark:performance
+
+      - name: Prepare temp directory
+        run: mkdir -p /tmp/opencc_bench_temp
+
+      - uses: CodSpeedHQ/action@v3
+        with:
+          token: ${{ secrets.CODSPEED_TOKEN_FRANKSLIN }}
+          run: >-
+            OPENCC_BENCHMARK_TEMP_DIR=/tmp/opencc_bench_temp
+            bazel-bin/src/benchmark/performance
+            '--benchmark_filter=BM_ConvertLongText.*ocd2'

MODULE.bazel

@@ -8,6 +8,7 @@ module(
 
 bazel_dep(name = "aspect_bazel_lib", version = "2.22.5")
 bazel_dep(name = "aspect_rules_js", version = "3.2.2")
+bazel_dep(name = "codspeed_google_benchmark_compat", version = "2.1.0", dev_dependency = True)
 bazel_dep(name = "darts-clone", version = "0.32")
 bazel_dep(name = "googletest", version = "1.17.0.bcr.2", dev_dependency = True)
 bazel_dep(name = "marisa-trie", version = "0.3.1.bcr.2")

src/benchmark/BUILD.bazel

@@ -0,0 +1,26 @@
+load("@rules_cc//cc:defs.bzl", "cc_binary")
+
+package(default_visibility = ["//visibility:public"])
+
+cc_binary(
+    name = "performance",
+    testonly = True,
+    srcs = ["Performance.cpp"],
+    includes = [".."],
+    deps = [
+        "@codspeed_google_benchmark_compat//:benchmark",
+        "//deps/rapidjson-1.1.0:rapidjson",
+        "//src:exception_lib",
+        "//src:simple_converter_lib",
+        "//src:test_utils_utf8_lib",
+        "@bazel_tools//tools/cpp/runfiles",
+    ],
+    data = [
+        "//data/config:config",
+        "//data/dictionary:CJK_Compatibility_Ideographs.txt",
+        "//data/dictionary:binary_dictionaries",
+        "//data/dictionary:text_dictionaries",
+        "//src/tools:command_line",
+        "//test/benchmark:benchmark_data",
+    ],
+)