Squashed 'libs/protobuf/' content from commit fcd3b9a85

git-subtree-dir: libs/protobuf
git-subtree-split: fcd3b9a85ef36e46643dc30176cea1a7ad62e02b

kokoro/windows/bazel/build.bat

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+@rem enter repo root
+cd /d %~dp0\..\..\..
+
+call kokoro\windows\prepare_build_win64.bat || goto :error
+
+@rem Allow Bazel to create short paths.
+fsutil 8dot3name set 0
+
+@rem TODO(b/241475022) Use docker to guarantee better stability.
+
+@rem Reinstall Bazel due to corrupt installation in kokoro.
+bazel version
+choco install bazel -y -i --version 5.1.0
+bazel version
+
+@rem Set invocation ID so that bazel run is known to kokoro
+uuidgen > %KOKORO_ARTIFACTS_DIR%\bazel_invocation_ids
+SET /p BAZEL_INTERNAL_INVOCATION_ID=<%KOKORO_ARTIFACTS_DIR%\bazel_invocation_ids
+
+@rem Make paths as short as possible to avoid long path issues.
+set BAZEL_STARTUP=--output_user_root=C:/tmp --windows_enable_symlinks
+set BAZEL_FLAGS=--enable_runfiles --keep_going --test_output=errors ^
+  --verbose_failures ^
+  --invocation_id=%BAZEL_INTERNAL_INVOCATION_ID% ^
+  --google_credentials=%KOKORO_BAZEL_AUTH_CREDENTIAL%  ^
+  --remote_cache=https://storage.googleapis.com/protobuf-bazel-cache/%KOKORO_JOB_NAME%
+
+@rem Build libraries first.
+bazel %BAZEL_STARTUP% build //:protoc //:protobuf //:protobuf_lite %BAZEL_FLAGS% || goto :error
+
+@rem Run C++ tests.
+@rem TODO(b/241484899) Enable conformance tests on windows.
+bazel %BAZEL_STARTUP% test %BAZEL_FLAGS% ^
+  --test_tag_filters=-conformance --build_tag_filters=-conformance ^
+  //src/...  @com_google_protobuf_examples//... || goto :error
+
+goto :EOF
+
+:error
+echo Failed!
+exit /b 1