Export of internal Abseil changes

--
d09230db053c544c2dc7fd7d95d1ebe4302071e9 by Abseil Team <absl-team@google.com>:

Move testonly_uses_linear_node_search to BtreeNodePeer

PiperOrigin-RevId: 338210523

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7b11c945dbba7a354103c194877eba240f7f0cbc by Derek Mauro <dmauro@google.com>:

Allow pinning to a GoogleTest commit to make the build reproducible
Allow using a cached copy of the commit to avoid depending on GitHub

PiperOrigin-RevId: 338115715

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8414f496c570a6398744da8324e158b39a2e3d92 by Andy Getzendanner <durandal@google.com>:

Generate a pkg-config file per absl_cc_library.

PiperOrigin-RevId: 337986219
GitOrigin-RevId: d09230db053c544c2dc7fd7d95d1ebe4302071e9
Change-Id: Iae398ab8ad5c0c6833abd01aa5198315f5b6fa99

1 files changed, 18 insertions, 0 deletions

diff --git a/CMake/install_test_project/test.sh b/CMake/install_test_project/test.sh
index 99989b03..ddc7726b 100755
--- a/CMake/install_test_project/test.sh
+++ b/CMake/install_test_project/test.sh
@@ -118,6 +118,24 @@ if ! grep absl::strings "${libdir}/cmake/${absl_subdir}/abslTargets.cmake"; then
   exit 1
 fi
 
+pushd "${HOME}"
+cat > hello-abseil.cc << EOF
+#include <cstdlib>
+
+#include "absl/strings/str_format.h"
+
+int main(int argc, char **argv) {
+  absl::PrintF("Hello Abseil!\n");
+  return EXIT_SUCCESS;
+}
+EOF
+export PKG_CONFIG_PATH="${install_dir}/${libdir}/pkgconfig"
+pc_args=($(pkg-config --cflags --libs --static absl_str_format))
+g++ -static -o hello-abseil hello-abseil.cc "${pc_args[@]}"
+hello="$(./hello-abseil)"
+[[ "${hello}" == "Hello Abseil!" ]]
+popd
+
 uninstall_absl
 popd