Add GitHub Actions workflow for LiteRT Windows tests.

LiteRT-PiperOrigin-RevId: 815811023

Author: ai-edge-bot

.github/workflows/windows_x86_64.yml

@@ -0,0 +1,113 @@
+name: "windows_x86_64"
+on:
+  push:
+    tags:
+    - v*..
+  pull_request:
+    branches:
+    - main
+  schedule:
+    - cron: "0 10 * * *"  # Run at 2am PST (10am UTC) every day to refresh the cache.
+  workflow_dispatch:  # Manual trigger
+    inputs:
+      REFRESH_CACHE:
+        description: 'Refresh cache to remove unused files'
+        type: boolean
+        default: true
+
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.ref }}
+  cancel-in-progress: true
+
+
+jobs:
+  presubmit:
+    name: "Presubmit-Win"
+    runs-on: windows-latest
+    permissions:
+      actions: write  # For gh cache delete.
+      contents: read
+    env:
+      # Clear ANDROID_NDK_HOME as windows-latest has NDK where jobs don't have permission for
+      # androidndk rulesto create symlinks.
+      ANDROID_NDK_HOME:
+      LITERT_MODELS: ""
+      GH_TOKEN: ${{ github.token }}
+      REFRESH_CACHE: ${{ github.event_name == 'schedule' ||
+                         (github.event_name == 'workflow_dispatch' && inputs.REFRESH_CACHE) }}
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+
+      - name: Setup Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.11"
+
+
+      - name: Configure tensorflow & python path
+        run: |
+          $env:PYTHON_BIN_PATH = (Get-Command python).Source
+          $env:PYTHON_LIB_PATH = (python -c 'import site; print(site.getsitepackages()[0])')
+          $env:TF_NEED_ROCM = 0
+          $env:TF_NEED_CUDA = 0
+          $env:TF_SET_ANDROID_WORKSPACE = 0
+          $env:CC_OPT_FLAGS = '-Wno-sign-compare'
+          python configure.py
+      - name : Set up cache keys and bazel output base.
+        id: cache-keys
+        run: |
+          $CACHE_RESTORE_KEY_2="${{ github.workflow }}"
+          $CACHE_RESTORE_KEY_1="$CACHE_RESTORE_KEY_2-${{ hashFiles('**/WORKSPACE', '**/.bazelrc') }}"
+          $CACHE_RESTORE_KEY_0="$CACHE_RESTORE_KEY_1-${{ hashFiles('**/BUILD*') }}"
+          # If it's not a pull request, then it will be the same as $CACHE_RESTORE_KEY_1-.
+          $CACHE_RESTORE_KEY_HEAD="$CACHE_RESTORE_KEY_0-${{ github.event.pull_request.base.sha }}"
+          $CACHE_KEY="$CACHE_RESTORE_KEY_0-${{ github.sha }}"
+          echo "CACHE_RESTORE_KEY_2=$CACHE_RESTORE_KEY_2" >> "$env:GITHUB_OUTPUT"
+          echo "CACHE_RESTORE_KEY_1=$CACHE_RESTORE_KEY_1" >> "$env:GITHUB_OUTPUT"
+          echo "CACHE_RESTORE_KEY_0=$CACHE_RESTORE_KEY_0" >> "$env:GITHUB_OUTPUT"
+          echo "CACHE_RESTORE_KEY_HEAD=$CACHE_RESTORE_KEY_HEAD" >> "$env:GITHUB_OUTPUT"
+          echo "CACHE_KEY=$CACHE_KEY" >> "$env:GITHUB_OUTPUT"
+          # D: is faster than C: for I/O.
+          $SHORT_SHA=$("${{ github.sha }}".SubString(0, 8))
+          echo "BAZEL_OUTPUT_BASE=D:/w-$SHORT_SHA" >> "$env:GITHUB_ENV"
+      - name: Clean build outputs if cache is being refreshed.
+        if: env.REFRESH_CACHE == 'true'
+        run: bazel --output_base="$env:BAZEL_OUTPUT_BASE" clean --expunge
+
+
+      - name: Restore bazel cache if cache is not being refreshed.
+        id: bazel-cache
+        if: env.REFRESH_CACHE != 'true'
+        uses: actions/cache/restore@v4
+        with:
+          path: ~/.cache/bazel-windows
+          key: ${{ steps.cache-keys.outputs.CACHE_KEY }}
+          restore-keys: |
+            ${{ steps.cache-keys.outputs.CACHE_RESTORE_KEY_HEAD }}
+            ${{ steps.cache-keys.outputs.CACHE_RESTORE_KEY_0 }}-
+            ${{ steps.cache-keys.outputs.CACHE_RESTORE_KEY_1 }}-
+            ${{ steps.cache-keys.outputs.CACHE_RESTORE_KEY_2 }}-
+      - name: Check cache hit
+        run: |
+          echo "Cache Hit: ${{ steps.bazel-cache.outputs.cache-hit }}"
+          echo "Cache Primary Key: ${{ steps.bazel-cache.outputs.cache-primary-key }}"
+          echo "Cache Matched Key: ${{ steps.bazel-cache.outputs.cache-matched-key }}"
+      - name: Run bazel test on Windows for litert
+        run: |
+          bazel test --disk_cache=~/.cache/bazel-windows --config=windows -- //litert/c:litert_common_test //litert/c:litert_compiled_model_test //litert/c:litert_custom_op_test //litert/c:litert_environment_options_test //litert/c:litert_logging_test //litert/c:litert_model_test //litert/c:litert_opaque_options_test //litert/c:litert_options_test //litert/c:litert_profiler_test //litert/c:litert_rewriter_test //litert/c:litert_tensor_buffer_requirements_test //litert/c/internal:litert_accelerator_registration_test //litert/c/internal:litert_accelerator_test //litert/c/options:litert_cpu_options_test //litert/c/options:litert_google_tensor_options_test //litert/c/options:litert_gpu_options_test //litert/c/options:litert_mediatek_options_test //litert/c/options:litert_qualcomm_options_test //litert/c/options:litert_runtime_options_test //litert/cc:litert_any_test //litert/cc:litert_buffer_ref_test //litert/cc:litert_c_types_printing_test //litert/cc:litert_custom_op_test //litert/cc:litert_element_type_test //litert/cc:litert_environment_options_test //litert/cc:litert_environment_test //litert/cc:litert_expected_test //litert/cc:litert_handle_test //litert/cc:litert_layout_test //litert/cc:litert_logging_test //litert/cc:litert_model_test //litert/cc:litert_op_options_test //litert/cc:litert_opaque_options_test //litert/cc:litert_rewriter_test //litert/cc:litert_tensor_buffer_requirements_test //litert/cc/dynamic_runtime:litert_tensor_buffer_requirements_test //litert/cc/dynamic_runtime/options:litert_cpu_options_test //litert/cc/dynamic_runtime/options:litert_runtime_options_test //litert/cc/options:darwinn_options_test //litert/cc/options:litert_cpu_options_test //litert/cc/options:litert_gpu_options_test //litert/cc/options:litert_runtime_options_test //litert/compiler/plugin:algo_test //litert/core:build_stamp_test //litert/core:dispatch_op_schema_test //litert/core:environment_options_test //litert/core:environment_test //litert/core:error_reporter_test //litert/core:filesystem_test //litert/core:insert_order_map_test //litert/core/cache:compilation_cache_test //litert/core/model:buffer_manager_test //litert/core/model:flatbuffer_to_litert_test //litert/core/model:ir_allocator_test //litert/core/model:litert_to_flatbuffer_test //litert/core/model:model_buffer_test //litert/core/model:model_graph_test //litert/core/model:model_test //litert/core/model:rewriter_test //litert/core/util:flatbuffer_tools_test //litert/core/util:tensor_type_util_test //litert/runtime:magic_number_utils_test //litert/runtime:profiler_test //litert/runtime:tensor_buffer_registry_test //litert/runtime/dispatch:dispatch_opaque_options_test //litert/test:matchers_test //litert/tools:dump_test //litert/tools:tool_display_test //litert/tools/flags:flag_types_test //litert/tools/flags/vendors:google_tensor_flags_test //litert/tools/flags/vendors:mediatek_flags_test //litert/tools/flags/vendors:qualcomm_flags_test //litert/vendors/examples:example_common_test //litert/vendors/qualcomm/core:common_test //litert/vendors/qualcomm/core/wrappers/tests:quantize_params_wrapper_test
+      
+      - name: Remove cache if cache is being refreshed.
+        if: env.REFRESH_CACHE == 'true'
+        continue-on-error: true  # Ignore errors when cache is not found.
+        run: gh cache delete ${{ steps.cache-keys.outputs.CACHE_KEY }}
+
+
+      - name: Save bazel cache if it's new or being refreshed.
+        uses: actions/cache/save@v4
+        if: env.REFRESH_CACHE == 'true' || steps.bazel-cache.outputs.cache-hit != 'true'
+        with:
+          path: ~/.cache/bazel-windows
+          key: ${{ steps.cache-keys.outputs.CACHE_KEY }}