retry retry absl

Identical to https://skia-review.googlesource.com/c/skia/+/286070.

Bug: skia:10165
Cq-Include-Trybots: skia/skia.primary:Build-Debian10-Clang-arm-Debug-Chromebook_GLES;skia/skia.primary:Test-Mac10.13-Clang-MacBookPro11.5-CPU-AVX2-x86_64-Release-All-TSAN,Build-Debian10-Clang-arm64-Debug-Android_ASAN
Change-Id: I0ec9d5f6875768e665f444e1ada211d3da537678
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/322976
Commit-Queue: Mike Klein <[email protected]>
Reviewed-by: John Stiles <[email protected]>

Author: Mike Klein

BUILD.gn

@@ -1881,6 +1881,7 @@ if (skia_enable_tools) {
       "modules/skparagraph:tests",
       "modules/sksg:tests",
       "modules/skshaper",
+      "//third_party/absl",
       "//third_party/libpng",
       "//third_party/libwebp",
       "//third_party/zlib",

DEPS

@@ -7,6 +7,7 @@ vars = {
 deps = {
   "buildtools"                            : "https://chromium.googlesource.com/chromium/buildtools.git@505de88083136eefd056e5ee4ca0f01fe9b33de8",
   "common"                                : "https://skia.googlesource.com/common.git@9737551d7a52c3db3262db5856e6bcd62c462b92",
+  "third_party/externals/abseil-cpp"      : "https://chromium.googlesource.com/external/github.com/abseil/abseil-cpp.git@1a02b7a2054c24f900dab796edb812f9260b51a6",
   "third_party/externals/angle2"          : "https://chromium.googlesource.com/angle/angle.git@77e3d0ae97b620d8980049f0c8572a981bd2963d",
   "third_party/externals/d3d12allocator"  : "https://skia.googlesource.com/external/github.com/GPUOpen-LibrariesAndSDKs/D3D12MemoryAllocator.git@169895d529dfce00390a20e69c2f516066fe7a3b",
   # Dawn requires jinja2 and markupsafe for the code generator, and glslang and shaderc for SPIRV compilation.

gn/tests.gni

@@ -8,6 +8,7 @@ _tests = get_path_info("../tests", "abspath")
 
 tests_sources = [
   "$_tests/AAClipTest.cpp",
+  "$_tests/AbseilTest.cpp",
   "$_tests/AdvancedBlendTest.cpp",
   "$_tests/AndroidCodecTest.cpp",
   "$_tests/AnimatedImageTest.cpp",

tests/AbseilTest.cpp

@@ -0,0 +1,37 @@
+/*
+ * Copyright 2020 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#include "tests/Test.h"
+#ifndef SK_BUILD_FOR_ANDROID_FRAMEWORK
+
+#include <absl/container/btree_map.h>
+#include <absl/hash/hash.h>
+#include <absl/strings/substitute.h>
+
+DEF_TEST(AbseilTest, reporter) {
+    // Tests that Abseil can be compiled, linked and run. Can be removed once Abseil is in use
+    // elsewhere.
+    const void* nullVoid = nullptr;
+    const std::string kStringToHash = absl::Substitute("$0 $1 $2 $3", "absl", 0, false, nullVoid);
+    REPORTER_ASSERT(reporter, kStringToHash == "absl 0 false NULL");
+
+    const size_t hashValue = absl::Hash<std::string>{}(kStringToHash);
+    REPORTER_ASSERT(reporter, hashValue != 0);
+
+    absl::btree_map<int, int> m;
+    m[42] = 47;
+    m[41] = 46;
+
+    int expected_key = 41,
+        expected_val = 46;
+    for (auto [k,v] : m) {
+        REPORTER_ASSERT(reporter, k == expected_key++);
+        REPORTER_ASSERT(reporter, v == expected_val++);
+    }
+}
+
+#endif  // SK_BUILD_FOR_ANDROID_FRAMEWORK

third_party/absl/BUILD.gn

@@ -0,0 +1,35 @@
+# Copyright 2020 Google Inc.
+#
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+import("../third_party.gni")
+
+third_party("absl") {
+  public_include_dirs = [ "../externals/abseil-cpp" ]
+
+  # We have been bitten by blindly adding parts of Abseil in the past,
+  # so please vet each new source file you add here carefully.  If you're
+  # not sure what you're looking for, please R += [email protected].
+  #
+  # In particular, please do not add absl::Mutex or dynamic_annotations.cc.
+  sources = [
+    "../externals/abseil-cpp/absl/base/internal/raw_logging.cc",
+    "../externals/abseil-cpp/absl/base/internal/throw_delegate.cc",
+    "../externals/abseil-cpp/absl/hash/internal/city.cc",
+    "../externals/abseil-cpp/absl/hash/internal/hash.cc",
+    "../externals/abseil-cpp/absl/numeric/int128.cc",
+    "../externals/abseil-cpp/absl/strings/ascii.cc",
+    "../externals/abseil-cpp/absl/strings/charconv.cc",
+    "../externals/abseil-cpp/absl/strings/escaping.cc",
+    "../externals/abseil-cpp/absl/strings/internal/charconv_bigint.cc",
+    "../externals/abseil-cpp/absl/strings/internal/charconv_parse.cc",
+    "../externals/abseil-cpp/absl/strings/internal/escaping.cc",
+    "../externals/abseil-cpp/absl/strings/internal/memutil.cc",
+    "../externals/abseil-cpp/absl/strings/internal/utf8.cc",
+    "../externals/abseil-cpp/absl/strings/match.cc",
+    "../externals/abseil-cpp/absl/strings/numbers.cc",
+    "../externals/abseil-cpp/absl/strings/str_cat.cc",
+    "../externals/abseil-cpp/absl/strings/substitute.cc",
+  ]
+}