[grpc][Gpr_To_Absl_Logging] Migrating from gpr to absl logging GPR_ASSERT (#36406)

[grpc][Gpr_To_Absl_Logging] Migrating from gpr to absl logging GPR_ASSERT
Replacing GPR_ASSERT with absl CHECK

These changes have been made using string replacement and regex.

Will not be replacing all instances of CHECK with CHECK_EQ , CHECK_NE etc because there are too many callsites. Only ones which are doable using very simple regex with least chance of failure will be replaced.

Given that we have 5000+ instances of GPR_ASSERT to edit, Doing it manually is too much work for both the author and reviewer.

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Closes #36406

COPYBARA_INTEGRATE_REVIEW=https://github.com/grpc/grpc/pull/36406 from tanvi-jagtap:tjagtap_cpp_end2end b3412dc218
PiperOrigin-RevId: 627602203

test/cpp/end2end/channelz_service_test.cc

@@ -95,7 +95,7 @@ class Proxy : public grpc::testing::EchoTestService::Service {
     std::unique_ptr<ClientContext> client_context =
         ClientContext::FromServerContext(*server_context);
     size_t idx = request->param().backend_channel_idx();
-    CHECK(idx < stubs_.size());
+    CHECK_LT(idx, stubs_.size());
     return stubs_[idx]->Echo(client_context.get(), *request, response);
   }
 

test/cpp/end2end/client_lb_end2end_test.cc

@@ -239,7 +239,7 @@ class FakeResolverResponseGeneratorWrapper {
     for (const int& port : ports) {
       absl::StatusOr<grpc_core::URI> lb_uri =
           grpc_core::URI::Parse(grpc_core::LocalIpUri(port));
-      CHECK(lb_uri.ok());
+      CHECK_OK(lb_uri);
       grpc_resolved_address address;
       CHECK(grpc_parse_uri(*lb_uri, &address));
       result.addresses->emplace_back(address, per_address_args);
@@ -3018,7 +3018,7 @@ class WeightedRoundRobinTest : public ClientLbEnd2endTest {
       const std::unique_ptr<grpc::testing::EchoTestService::Stub>& stub,
       const std::vector<size_t>& expected_weights, size_t total_passes = 3,
       EchoRequest* request_ptr = nullptr, int timeout_ms = 15000) {
-    CHECK(expected_weights.size() == servers_.size());
+    CHECK_EQ(expected_weights.size(), servers_.size());
     size_t total_picks_per_pass = 0;
     for (size_t picks : expected_weights) {
       total_picks_per_pass += picks;

test/cpp/end2end/grpclb_end2end_test.cc

@@ -709,7 +709,7 @@ class GrpclbEnd2endTest : public ::testing::Test {
     for (int port : ports) {
       absl::StatusOr<grpc_core::URI> lb_uri =
           grpc_core::URI::Parse(grpc_core::LocalIpUri(port));
-      CHECK(lb_uri.ok());
+      CHECK_OK(lb_uri);
       grpc_resolved_address address;
       CHECK(grpc_parse_uri(*lb_uri, &address));
       grpc_core::ChannelArgs args;
@@ -730,7 +730,7 @@ class GrpclbEnd2endTest : public ::testing::Test {
     result.addresses = std::move(backends);
     result.service_config = grpc_core::ServiceConfigImpl::Create(
         grpc_core::ChannelArgs(), service_config_json);
-    CHECK(result.service_config.ok());
+    CHECK_OK(result.service_config);
     result.args = grpc_core::SetGrpcLbBalancerAddresses(
         grpc_core::ChannelArgs(), std::move(balancers));
     response_generator_->SetResponseSynchronously(std::move(result));

test/cpp/end2end/service_config_end2end_test.cc

@@ -175,7 +175,7 @@ class ServiceConfigEnd2endTest : public ::testing::Test {
     for (const int& port : ports) {
       absl::StatusOr<grpc_core::URI> lb_uri =
           grpc_core::URI::Parse(grpc_core::LocalIpUri(port));
-      CHECK(lb_uri.ok());
+      CHECK_OK(lb_uri);
       grpc_resolved_address address;
       CHECK(grpc_parse_uri(*lb_uri, &address));
       result.addresses->emplace_back(address, grpc_core::ChannelArgs());

test/cpp/end2end/time_change_test.cc

@@ -58,7 +58,7 @@ static gpr_timespec now_impl(gpr_clock_type clock) {
     return ts;
   }
   CHECK_GE(ts.tv_nsec, 0);
-  CHECK(ts.tv_nsec < GPR_NS_PER_SEC);
+  CHECK_LT(ts.tv_nsec, GPR_NS_PER_SEC);
   gpr_mu_lock(&g_mu);
   ts.tv_sec += g_time_shift_sec;
   ts.tv_nsec += g_time_shift_nsec;
@@ -126,7 +126,7 @@ TEST(TimespecTest, GrpcNegativeMillisToTimespec) {
           .as_timespec(GPR_CLOCK_MONOTONIC);
   CHECK(ts.tv_sec = -2);
   CHECK(ts.tv_nsec = 5e8);
-  CHECK(ts.clock_type == GPR_CLOCK_MONOTONIC);
+  CHECK_EQ(ts.clock_type, GPR_CLOCK_MONOTONIC);
 }
 
 class TimeChangeTest : public ::testing::Test {

test/cpp/end2end/xds/xds_cluster_type_end2end_test.cc

@@ -64,7 +64,7 @@ class ClusterTypeTest : public XdsEnd2endTest {
     for (int port : ports) {
       absl::StatusOr<grpc_core::URI> lb_uri =
           grpc_core::URI::Parse(grpc_core::LocalIpUri(port));
-      CHECK(lb_uri.ok());
+      CHECK_OK(lb_uri);
       grpc_resolved_address address;
       CHECK(grpc_parse_uri(*lb_uri, &address));
       addresses.emplace_back(address, grpc_core::ChannelArgs());

test/cpp/end2end/xds/xds_end2end_test_lib.h

@@ -243,7 +243,7 @@ class XdsEnd2endTest : public ::testing::TestWithParam<XdsTestType>,
     virtual ~ServerThread() {
       // Shutdown should be called manually. Shutdown calls virtual methods and
       // can't be called from the base class destructor.
-      GPR_ASSERT(!running_);
+      CHECK(!running_);
     }
 
     void Start();

test/cpp/end2end/xds/xds_ring_hash_end2end_test.cc

@@ -70,7 +70,7 @@ class RingHashTest : public XdsEnd2endTest {
     for (int port : ports) {
       absl::StatusOr<grpc_core::URI> lb_uri =
           grpc_core::URI::Parse(grpc_core::LocalIpUri(port));
-      CHECK(lb_uri.ok());
+      CHECK_OK(lb_uri);
       grpc_resolved_address address;
       CHECK(grpc_parse_uri(*lb_uri, &address));
       addresses.emplace_back(address, grpc_core::ChannelArgs());