diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0ec682d102a..97c724e8b86 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -7763,6 +7763,7 @@ target_include_directories(bad_streaming_id_bad_client_test
 target_link_libraries(bad_streaming_id_bad_client_test
   ${_gRPC_ALLTARGETS_LIBRARIES}
   gtest
+  absl::check
   grpc_test_util
 )
 
@@ -7807,6 +7808,7 @@ target_include_directories(badreq_bad_client_test
 target_link_libraries(badreq_bad_client_test
   ${_gRPC_ALLTARGETS_LIBRARIES}
   gtest
+  absl::check
   grpc_test_util
 )
 
@@ -11394,6 +11396,7 @@ target_include_directories(connection_prefix_bad_client_test
 target_link_libraries(connection_prefix_bad_client_test
   ${_gRPC_ALLTARGETS_LIBRARIES}
   gtest
+  absl::check
   grpc_test_util
 )
 
@@ -12451,6 +12454,7 @@ target_include_directories(duplicate_header_bad_client_test
 target_link_libraries(duplicate_header_bad_client_test
   ${_gRPC_ALLTARGETS_LIBRARIES}
   gtest
+  absl::check
   grpc_test_util
 )
 
@@ -16519,6 +16523,7 @@ target_include_directories(head_of_line_blocking_bad_client_test
 target_link_libraries(head_of_line_blocking_bad_client_test
   ${_gRPC_ALLTARGETS_LIBRARIES}
   gtest
+  absl::check
   grpc_test_util
 )
 
@@ -16563,6 +16568,7 @@ target_include_directories(headers_bad_client_test
 target_link_libraries(headers_bad_client_test
   ${_gRPC_ALLTARGETS_LIBRARIES}
   gtest
+  absl::check
   grpc_test_util
 )
 
@@ -17560,6 +17566,7 @@ target_include_directories(initial_settings_frame_bad_client_test
 target_link_libraries(initial_settings_frame_bad_client_test
   ${_gRPC_ALLTARGETS_LIBRARIES}
   gtest
+  absl::check
   grpc_test_util
 )
 
@@ -20788,6 +20795,7 @@ target_include_directories(out_of_bounds_bad_client_test
 target_link_libraries(out_of_bounds_bad_client_test
   ${_gRPC_ALLTARGETS_LIBRARIES}
   gtest
+  absl::check
   grpc_test_util
 )
 
@@ -27177,6 +27185,7 @@ target_include_directories(server_registered_method_bad_client_test
 target_link_libraries(server_registered_method_bad_client_test
   ${_gRPC_ALLTARGETS_LIBRARIES}
   gtest
+  absl::check
   grpc_test_util
 )
 
@@ -27922,6 +27931,7 @@ target_include_directories(simple_request_bad_client_test
 target_link_libraries(simple_request_bad_client_test
   ${_gRPC_ALLTARGETS_LIBRARIES}
   gtest
+  absl::check
   grpc_test_util
 )
 
@@ -31826,6 +31836,7 @@ target_include_directories(unknown_frame_bad_client_test
 target_link_libraries(unknown_frame_bad_client_test
   ${_gRPC_ALLTARGETS_LIBRARIES}
   gtest
+  absl::check
   grpc_test_util
 )
 
@@ -32300,6 +32311,7 @@ target_include_directories(window_overflow_bad_client_test
 target_link_libraries(window_overflow_bad_client_test
   ${_gRPC_ALLTARGETS_LIBRARIES}
   gtest
+  absl::check
   grpc_test_util
 )
 
diff --git a/build_autogenerated.yaml b/build_autogenerated.yaml
index 2084da2d886..2f2384c9abb 100644
--- a/build_autogenerated.yaml
+++ b/build_autogenerated.yaml
@@ -5976,6 +5976,7 @@ targets:
   - test/core/end2end/cq_verifier.cc
   deps:
   - gtest
+  - absl/log:check
   - grpc_test_util
 - name: badreq_bad_client_test
   gtest: true
@@ -5990,6 +5991,7 @@ targets:
   - test/core/end2end/cq_verifier.cc
   deps:
   - gtest
+  - absl/log:check
   - grpc_test_util
 - name: basic_work_queue_test
   gtest: true
@@ -8273,6 +8275,7 @@ targets:
   - test/core/end2end/cq_verifier.cc
   deps:
   - gtest
+  - absl/log:check
   - grpc_test_util
 - name: connection_refused_test
   gtest: true
@@ -8726,6 +8729,7 @@ targets:
   - test/core/end2end/cq_verifier.cc
   deps:
   - gtest
+  - absl/log:check
   - grpc_test_util
 - name: empty_batch_test
   gtest: true
@@ -11002,6 +11006,7 @@ targets:
   - test/core/end2end/cq_verifier.cc
   deps:
   - gtest
+  - absl/log:check
   - grpc_test_util
 - name: headers_bad_client_test
   gtest: true
@@ -11016,6 +11021,7 @@ targets:
   - test/core/end2end/cq_verifier.cc
   deps:
   - gtest
+  - absl/log:check
   - grpc_test_util
 - name: health_service_end2end_test
   gtest: true
@@ -11520,6 +11526,7 @@ targets:
   - test/core/end2end/cq_verifier.cc
   deps:
   - gtest
+  - absl/log:check
   - grpc_test_util
 - name: inproc_test
   gtest: true
@@ -13366,6 +13373,7 @@ targets:
   - test/core/end2end/cq_verifier.cc
   deps:
   - gtest
+  - absl/log:check
   - grpc_test_util
 - name: outlier_detection_lb_config_parser_test
   gtest: true
@@ -17608,6 +17616,7 @@ targets:
   - test/core/end2end/cq_verifier.cc
   deps:
   - gtest
+  - absl/log:check
   - grpc_test_util
 - name: server_request_call_test
   gtest: true
@@ -18082,6 +18091,7 @@ targets:
   - test/core/end2end/cq_verifier.cc
   deps:
   - gtest
+  - absl/log:check
   - grpc_test_util
 - name: simple_request_test
   gtest: true
@@ -19859,6 +19869,7 @@ targets:
   - test/core/end2end/cq_verifier.cc
   deps:
   - gtest
+  - absl/log:check
   - grpc_test_util
 - name: uri_parser_test
   gtest: true
@@ -20024,6 +20035,7 @@ targets:
   - test/core/end2end/cq_verifier.cc
   deps:
   - gtest
+  - absl/log:check
   - grpc_test_util
 - name: windows_endpoint_test
   gtest: true
diff --git a/test/core/bad_client/bad_client.cc b/test/core/bad_client/bad_client.cc
index f0997e4b13d..7394e109b5e 100644
--- a/test/core/bad_client/bad_client.cc
+++ b/test/core/bad_client/bad_client.cc
@@ -21,6 +21,8 @@
 #include <inttypes.h>
 #include <limits.h>
 
+#include "absl/log/check.h"
+
 #include <grpc/impl/channel_arg_names.h>
 #include <grpc/slice_buffer.h>
 #include <grpc/support/alloc.h>
@@ -76,7 +78,7 @@ static void server_setup_transport(void* ts, grpc_core::Transport* transport) {
   thd_args* a = static_cast<thd_args*>(ts);
   grpc_core::ExecCtx exec_ctx;
   grpc_core::Server* core_server = grpc_core::Server::FromC(a->server);
-  GPR_ASSERT(GRPC_LOG_IF_ERROR(
+  CHECK(GRPC_LOG_IF_ERROR(
       "SetupTransport",
       core_server->SetupTransport(transport, /*accepting_pollset=*/nullptr,
                                   core_server->channel_args(),
@@ -135,8 +137,7 @@ void grpc_run_client_side_validator(grpc_bad_client_arg* arg, uint32_t flags,
   // Await completion, unless the request is large and write may not finish
   // before the peer shuts down.
   if (!(flags & GRPC_BAD_CLIENT_LARGE_REQUEST)) {
-    GPR_ASSERT(
-        gpr_event_wait(&done_write, grpc_timeout_seconds_to_deadline(5)));
+    CHECK(gpr_event_wait(&done_write, grpc_timeout_seconds_to_deadline(5)));
   }
 
   if (flags & GRPC_BAD_CLIENT_DISCONNECT) {
@@ -161,13 +162,13 @@ void grpc_run_client_side_validator(grpc_bad_client_arg* arg, uint32_t flags,
                            /*urgent=*/true, /*min_progress_size=*/1);
         grpc_core::ExecCtx::Get()->Flush();
         do {
-          GPR_ASSERT(gpr_time_cmp(deadline, gpr_now(deadline.clock_type)) > 0);
+          CHECK_GT(gpr_time_cmp(deadline, gpr_now(deadline.clock_type)), 0);
           // Perform a cq next just to provide a thread that can read incoming
           // bytes on the client fd
-          GPR_ASSERT(grpc_completion_queue_next(
-                         client_cq, grpc_timeout_milliseconds_to_deadline(100),
-                         nullptr)
-                         .type == GRPC_QUEUE_TIMEOUT);
+          CHECK(grpc_completion_queue_next(
+                    client_cq, grpc_timeout_milliseconds_to_deadline(100),
+                    nullptr)
+                    .type == GRPC_QUEUE_TIMEOUT);
         } while (!gpr_event_get(&read_done_event));
         if (arg->client_validator(&incoming, arg->client_validator_arg)) break;
         gpr_log(GPR_INFO,
@@ -187,10 +188,9 @@ void grpc_run_client_side_validator(grpc_bad_client_arg* arg, uint32_t flags,
 
   // Make sure that the client is done writing
   while (!gpr_event_get(&done_write)) {
-    GPR_ASSERT(
-        grpc_completion_queue_next(
-            client_cq, grpc_timeout_milliseconds_to_deadline(100), nullptr)
-            .type == GRPC_QUEUE_TIMEOUT);
+    CHECK(grpc_completion_queue_next(
+              client_cq, grpc_timeout_milliseconds_to_deadline(100), nullptr)
+              .type == GRPC_QUEUE_TIMEOUT);
   }
 
   grpc_slice_buffer_destroy(&outgoing);
@@ -238,7 +238,7 @@ void grpc_run_bad_client_test(
   grpc_endpoint_add_to_pollset(sfd.server, grpc_cq_pollset(a.cq));
 
   // Check a ground truth
-  GPR_ASSERT(grpc_core::Server::FromC(a.server)->HasOpenConnections());
+  CHECK(grpc_core::Server::FromC(a.server)->HasOpenConnections());
 
   gpr_event_init(&a.done_thd);
   a.validator = server_validator;
@@ -251,17 +251,16 @@ void grpc_run_bad_client_test(
                                    &sfd, client_cq);
   }
   // Wait for server thread to finish
-  GPR_ASSERT(gpr_event_wait(&a.done_thd, grpc_timeout_seconds_to_deadline(5)));
+  CHECK(gpr_event_wait(&a.done_thd, grpc_timeout_seconds_to_deadline(5)));
 
   // Shutdown.
   shutdown_client(&sfd.client);
   server_validator_thd.Join();
   shutdown_cq = grpc_completion_queue_create_for_pluck(nullptr);
   grpc_server_shutdown_and_notify(a.server, shutdown_cq, nullptr);
-  GPR_ASSERT(grpc_completion_queue_pluck(shutdown_cq, nullptr,
-                                         grpc_timeout_seconds_to_deadline(1),
-                                         nullptr)
-                 .type == GRPC_OP_COMPLETE);
+  CHECK(grpc_completion_queue_pluck(
+            shutdown_cq, nullptr, grpc_timeout_seconds_to_deadline(1), nullptr)
+            .type == GRPC_OP_COMPLETE);
   grpc_completion_queue_destroy(shutdown_cq);
   grpc_server_destroy(a.server);
   grpc_completion_queue_destroy(a.cq);
@@ -301,7 +300,7 @@ bool rst_stream_client_validator(grpc_slice_buffer* incoming, void* /*arg*/) {
   grpc_slice_buffer_init(&last_frame_buffer);
   grpc_slice_buffer_trim_end(incoming, kExpectedFrameLength,
                              &last_frame_buffer);
-  GPR_ASSERT(last_frame_buffer.count == 1);
+  CHECK_EQ(last_frame_buffer.count, 1u);
   grpc_slice last_frame = last_frame_buffer.slices[0];
 
   const uint8_t* p = GRPC_SLICE_START_PTR(last_frame);
@@ -340,12 +339,12 @@ void server_verifier_request_call(grpc_server* server,
   error = grpc_server_request_call(server, &s, &call_details,
                                    &request_metadata_recv, cq, cq,
                                    grpc_core::CqVerifier::tag(101));
-  GPR_ASSERT(GRPC_CALL_OK == error);
+  CHECK_EQ(error, GRPC_CALL_OK);
   cqv.Expect(grpc_core::CqVerifier::tag(101), true);
   cqv.Verify();
 
-  GPR_ASSERT(0 == grpc_slice_str_cmp(call_details.host, "localhost"));
-  GPR_ASSERT(0 == grpc_slice_str_cmp(call_details.method, "/foo/bar"));
+  CHECK_EQ(grpc_slice_str_cmp(call_details.host, "localhost"), 0);
+  CHECK_EQ(grpc_slice_str_cmp(call_details.method, "/foo/bar"), 0);
 
   grpc_metadata_array_destroy(&request_metadata_recv);
   grpc_call_details_destroy(&call_details);
diff --git a/test/core/bad_client/generate_tests.bzl b/test/core/bad_client/generate_tests.bzl
index 48949315472..4eb204175ec 100755
--- a/test/core/bad_client/generate_tests.bzl
+++ b/test/core/bad_client/generate_tests.bzl
@@ -51,6 +51,9 @@ def grpc_bad_client_tests():
             "//test/core/end2end:cq_verifier",
             "//:grpc_http_filters",
         ],
+        external_deps = [
+            "absl/log:check",
+        ],
     )
     for t, topt in BAD_CLIENT_TESTS.items():
         grpc_cc_test(
@@ -59,6 +62,7 @@ def grpc_bad_client_tests():
             deps = [":bad_client_test"],
             tags = ["bad_client_test"],
             external_deps = [
+                "absl/log:check",
                 "gtest",
             ],
         )
diff --git a/test/core/bad_client/tests/bad_streaming_id.cc b/test/core/bad_client/tests/bad_streaming_id.cc
index 14c676fb0d9..2715f52e8f7 100644
--- a/test/core/bad_client/tests/bad_streaming_id.cc
+++ b/test/core/bad_client/tests/bad_streaming_id.cc
@@ -20,6 +20,8 @@
 
 #include <gtest/gtest.h>
 
+#include "absl/log/check.h"
+
 #include <grpc/grpc.h>
 #include <grpc/support/log.h>
 
@@ -80,9 +82,9 @@ namespace {
 void verifier(grpc_server* server, grpc_completion_queue* cq,
               void* /*registered_method*/) {
   while (grpc_core::Server::FromC(server)->HasOpenConnections()) {
-    GPR_ASSERT(grpc_completion_queue_next(
-                   cq, grpc_timeout_milliseconds_to_deadline(20), nullptr)
-                   .type == GRPC_QUEUE_TIMEOUT);
+    CHECK(grpc_completion_queue_next(
+              cq, grpc_timeout_milliseconds_to_deadline(20), nullptr)
+              .type == GRPC_QUEUE_TIMEOUT);
   }
 }
 
diff --git a/test/core/bad_client/tests/badreq.cc b/test/core/bad_client/tests/badreq.cc
index 856e8851287..9b6b5ea7339 100644
--- a/test/core/bad_client/tests/badreq.cc
+++ b/test/core/bad_client/tests/badreq.cc
@@ -16,6 +16,8 @@
 //
 //
 
+#include "absl/log/check.h"
+
 #include <grpc/grpc.h>
 #include <grpc/support/log.h>
 
@@ -30,9 +32,9 @@
 static void verifier(grpc_server* server, grpc_completion_queue* cq,
                      void* /*registered_method*/) {
   while (grpc_core::Server::FromC(server)->HasOpenConnections()) {
-    GPR_ASSERT(grpc_completion_queue_next(
-                   cq, grpc_timeout_milliseconds_to_deadline(20), nullptr)
-                   .type == GRPC_QUEUE_TIMEOUT);
+    CHECK(grpc_completion_queue_next(
+              cq, grpc_timeout_milliseconds_to_deadline(20), nullptr)
+              .type == GRPC_QUEUE_TIMEOUT);
   }
 }
 
diff --git a/test/core/bad_client/tests/connection_prefix.cc b/test/core/bad_client/tests/connection_prefix.cc
index 83b513b511c..604e7040f12 100644
--- a/test/core/bad_client/tests/connection_prefix.cc
+++ b/test/core/bad_client/tests/connection_prefix.cc
@@ -16,6 +16,8 @@
 //
 //
 
+#include "absl/log/check.h"
+
 #include <grpc/grpc.h>
 #include <grpc/support/log.h>
 
@@ -26,9 +28,9 @@
 static void verifier(grpc_server* server, grpc_completion_queue* cq,
                      void* /*registered_method*/) {
   while (grpc_core::Server::FromC(server)->HasOpenConnections()) {
-    GPR_ASSERT(grpc_completion_queue_next(
-                   cq, grpc_timeout_milliseconds_to_deadline(20), nullptr)
-                   .type == GRPC_QUEUE_TIMEOUT);
+    CHECK(grpc_completion_queue_next(
+              cq, grpc_timeout_milliseconds_to_deadline(20), nullptr)
+              .type == GRPC_QUEUE_TIMEOUT);
   }
 }
 
diff --git a/test/core/bad_client/tests/duplicate_header.cc b/test/core/bad_client/tests/duplicate_header.cc
index ad5754d1db9..c4edc871355 100644
--- a/test/core/bad_client/tests/duplicate_header.cc
+++ b/test/core/bad_client/tests/duplicate_header.cc
@@ -18,6 +18,8 @@
 
 #include <string.h>
 
+#include "absl/log/check.h"
+
 #include <grpc/grpc.h>
 #include <grpc/slice.h>
 #include <grpc/status.h>
@@ -70,7 +72,7 @@ static void verifier(grpc_server* server, grpc_completion_queue* cq,
   error = grpc_server_request_call(server, &s, &call_details,
                                    &request_metadata_recv, cq, cq,
                                    grpc_core::CqVerifier::tag(101));
-  GPR_ASSERT(GRPC_CALL_OK == error);
+  CHECK_EQ(error, GRPC_CALL_OK);
   bool got = false;
   cqv.Expect(grpc_core::CqVerifier::tag(101),
              grpc_core::CqVerifier::Maybe{&got});
@@ -84,8 +86,8 @@ static void verifier(grpc_server* server, grpc_completion_queue* cq,
     return;
   }
 
-  GPR_ASSERT(0 == grpc_slice_str_cmp(call_details.host, "localhost"));
-  GPR_ASSERT(0 == grpc_slice_str_cmp(call_details.method, "/foo/bar"));
+  CHECK_EQ(grpc_slice_str_cmp(call_details.host, "localhost"), 0);
+  CHECK_EQ(grpc_slice_str_cmp(call_details.method, "/foo/bar"), 0);
 
   memset(ops, 0, sizeof(ops));
   op = ops;
@@ -101,7 +103,7 @@ static void verifier(grpc_server* server, grpc_completion_queue* cq,
   op++;
   error = grpc_call_start_batch(s, ops, static_cast<size_t>(op - ops),
                                 grpc_core::CqVerifier::tag(102), nullptr);
-  GPR_ASSERT(GRPC_CALL_OK == error);
+  CHECK_EQ(error, GRPC_CALL_OK);
 
   cqv.Expect(grpc_core::CqVerifier::tag(102),
              grpc_core::CqVerifier::AnyStatus());
@@ -124,7 +126,7 @@ static void verifier(grpc_server* server, grpc_completion_queue* cq,
   op++;
   error = grpc_call_start_batch(s, ops, static_cast<size_t>(op - ops),
                                 grpc_core::CqVerifier::tag(103), nullptr);
-  GPR_ASSERT(GRPC_CALL_OK == error);
+  CHECK_EQ(error, GRPC_CALL_OK);
 
   cqv.Expect(grpc_core::CqVerifier::tag(103), true);
   cqv.Verify();
diff --git a/test/core/bad_client/tests/head_of_line_blocking.cc b/test/core/bad_client/tests/head_of_line_blocking.cc
index 7360d8e7e7a..07122148202 100644
--- a/test/core/bad_client/tests/head_of_line_blocking.cc
+++ b/test/core/bad_client/tests/head_of_line_blocking.cc
@@ -21,6 +21,8 @@
 
 #include <algorithm>
 
+#include "absl/log/check.h"
+
 #include <grpc/byte_buffer.h>
 #include <grpc/grpc.h>
 #include <grpc/support/alloc.h>
@@ -85,11 +87,11 @@ static void verifier(grpc_server* server, grpc_completion_queue* cq,
   error = grpc_server_request_registered_call(
       server, registered_method, &s, &deadline, &request_metadata_recv,
       &payload, cq, cq, grpc_core::CqVerifier::tag(101));
-  GPR_ASSERT(GRPC_CALL_OK == error);
+  CHECK_EQ(error, GRPC_CALL_OK);
   cqv.Expect(grpc_core::CqVerifier::tag(101), true);
   cqv.Verify();
 
-  GPR_ASSERT(payload != nullptr);
+  CHECK_NE(payload, nullptr);
 
   grpc_metadata_array_destroy(&request_metadata_recv);
   grpc_call_unref(s);
diff --git a/test/core/bad_client/tests/headers.cc b/test/core/bad_client/tests/headers.cc
index f1b4b14251e..dca232d2afa 100644
--- a/test/core/bad_client/tests/headers.cc
+++ b/test/core/bad_client/tests/headers.cc
@@ -16,8 +16,9 @@
 //
 //
 
+#include "absl/log/check.h"
+
 #include <grpc/grpc.h>
-#include <grpc/support/log.h>
 
 #include "src/core/lib/surface/server.h"
 #include "test/core/bad_client/bad_client.h"
@@ -30,9 +31,9 @@
 static void verifier(grpc_server* server, grpc_completion_queue* cq,
                      void* /*registered_method*/) {
   while (grpc_core::Server::FromC(server)->HasOpenConnections()) {
-    GPR_ASSERT(grpc_completion_queue_next(
-                   cq, grpc_timeout_milliseconds_to_deadline(20), nullptr)
-                   .type == GRPC_QUEUE_TIMEOUT);
+    CHECK(grpc_completion_queue_next(
+              cq, grpc_timeout_milliseconds_to_deadline(20), nullptr)
+              .type == GRPC_QUEUE_TIMEOUT);
   }
 }
 
diff --git a/test/core/bad_client/tests/initial_settings_frame.cc b/test/core/bad_client/tests/initial_settings_frame.cc
index 384d1662ab2..8b992b0b220 100644
--- a/test/core/bad_client/tests/initial_settings_frame.cc
+++ b/test/core/bad_client/tests/initial_settings_frame.cc
@@ -16,11 +16,11 @@
 //
 //
 
+#include "absl/log/check.h"
 #include "absl/strings/str_cat.h"
 
 #include <grpc/grpc.h>
 #include <grpc/slice.h>
-#include <grpc/support/log.h>
 
 #include "src/core/lib/experiments/experiments.h"
 #include "src/core/lib/surface/server.h"
@@ -87,9 +87,9 @@
 static void verifier(grpc_server* server, grpc_completion_queue* cq,
                      void* /*registered_method*/) {
   while (grpc_core::Server::FromC(server)->HasOpenConnections()) {
-    GPR_ASSERT(grpc_completion_queue_next(
-                   cq, grpc_timeout_milliseconds_to_deadline(20), nullptr)
-                   .type == GRPC_QUEUE_TIMEOUT);
+    CHECK(grpc_completion_queue_next(
+              cq, grpc_timeout_milliseconds_to_deadline(20), nullptr)
+              .type == GRPC_QUEUE_TIMEOUT);
   }
 }
 
@@ -109,13 +109,14 @@ static void single_request_verifier(grpc_server* server,
     error = grpc_server_request_call(server, &s, &call_details,
                                      &request_metadata_recv, cq, cq,
                                      grpc_core::CqVerifier::tag(101));
-    GPR_ASSERT(GRPC_CALL_OK == error);
+    CHECK_EQ(error, GRPC_CALL_OK);
     cqv.Expect(grpc_core::CqVerifier::tag(101), true);
     cqv.Verify();
 
-    GPR_ASSERT(0 == grpc_slice_str_cmp(call_details.host, "localhost"));
-    GPR_ASSERT(0 == grpc_slice_str_cmp(call_details.method,
-                                       absl::StrCat("/foo/bar", i).c_str()));
+    CHECK_EQ(grpc_slice_str_cmp(call_details.host, "localhost"), 0);
+    CHECK_EQ(grpc_slice_str_cmp(call_details.method,
+                                absl::StrCat("/foo/bar", i).c_str()),
+             0);
 
     grpc_metadata_array_destroy(&request_metadata_recv);
     grpc_call_details_destroy(&call_details);
diff --git a/test/core/bad_client/tests/out_of_bounds.cc b/test/core/bad_client/tests/out_of_bounds.cc
index 00eda5db9b8..e23ec13df21 100644
--- a/test/core/bad_client/tests/out_of_bounds.cc
+++ b/test/core/bad_client/tests/out_of_bounds.cc
@@ -20,6 +20,8 @@
 
 #include <gtest/gtest.h>
 
+#include "absl/log/check.h"
+
 #include <grpc/grpc.h>
 #include <grpc/support/log.h>
 
@@ -35,9 +37,9 @@ namespace {
 void verifier(grpc_server* server, grpc_completion_queue* cq,
               void* /*registered_method*/) {
   while (grpc_core::Server::FromC(server)->HasOpenConnections()) {
-    GPR_ASSERT(grpc_completion_queue_next(
-                   cq, grpc_timeout_milliseconds_to_deadline(20), nullptr)
-                   .type == GRPC_QUEUE_TIMEOUT);
+    CHECK(grpc_completion_queue_next(
+              cq, grpc_timeout_milliseconds_to_deadline(20), nullptr)
+              .type == GRPC_QUEUE_TIMEOUT);
   }
 }
 
diff --git a/test/core/bad_client/tests/server_registered_method.cc b/test/core/bad_client/tests/server_registered_method.cc
index 2b9059bda19..67a67b744e8 100644
--- a/test/core/bad_client/tests/server_registered_method.cc
+++ b/test/core/bad_client/tests/server_registered_method.cc
@@ -16,6 +16,8 @@
 //
 //
 
+#include "absl/log/check.h"
+
 #include <grpc/byte_buffer.h>
 #include <grpc/grpc.h>
 #include <grpc/support/log.h>
@@ -55,11 +57,11 @@ static void verifier_succeeds(grpc_server* server, grpc_completion_queue* cq,
   error = grpc_server_request_registered_call(
       server, registered_method, &s, &deadline, &request_metadata_recv,
       &payload, cq, cq, grpc_core::CqVerifier::tag(101));
-  GPR_ASSERT(GRPC_CALL_OK == error);
+  CHECK_EQ(error, GRPC_CALL_OK);
   cqv.Expect(grpc_core::CqVerifier::tag(101), true);
   cqv.Verify();
 
-  GPR_ASSERT(payload != nullptr);
+  CHECK_NE(payload, nullptr);
 
   grpc_metadata_array_destroy(&request_metadata_recv);
   grpc_call_unref(s);
@@ -69,9 +71,9 @@ static void verifier_succeeds(grpc_server* server, grpc_completion_queue* cq,
 static void verifier_fails(grpc_server* server, grpc_completion_queue* cq,
                            void* /*registered_method*/) {
   while (grpc_core::Server::FromC(server)->HasOpenConnections()) {
-    GPR_ASSERT(grpc_completion_queue_next(
-                   cq, grpc_timeout_milliseconds_to_deadline(20), nullptr)
-                   .type == GRPC_QUEUE_TIMEOUT);
+    CHECK(grpc_completion_queue_next(
+              cq, grpc_timeout_milliseconds_to_deadline(20), nullptr)
+              .type == GRPC_QUEUE_TIMEOUT);
   }
 }
 
diff --git a/test/core/bad_client/tests/simple_request.cc b/test/core/bad_client/tests/simple_request.cc
index dcc650194fe..d3c90ed81d6 100644
--- a/test/core/bad_client/tests/simple_request.cc
+++ b/test/core/bad_client/tests/simple_request.cc
@@ -12,6 +12,8 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+#include "absl/log/check.h"
+
 #include <grpc/grpc.h>
 #include <grpc/slice.h>
 #include <grpc/support/log.h>
@@ -116,12 +118,12 @@ static void verifier(grpc_server* server, grpc_completion_queue* cq,
   error = grpc_server_request_call(server, &s, &call_details,
                                    &request_metadata_recv, cq, cq,
                                    grpc_core::CqVerifier::tag(101));
-  GPR_ASSERT(GRPC_CALL_OK == error);
+  CHECK_EQ(error, GRPC_CALL_OK);
   cqv.Expect(grpc_core::CqVerifier::tag(101), true);
   cqv.Verify();
 
-  GPR_ASSERT(0 == grpc_slice_str_cmp(call_details.host, "localhost"));
-  GPR_ASSERT(0 == grpc_slice_str_cmp(call_details.method, "/foo/bar"));
+  CHECK_EQ(grpc_slice_str_cmp(call_details.host, "localhost"), 0);
+  CHECK_EQ(grpc_slice_str_cmp(call_details.method, "/foo/bar"), 0);
 
   grpc_metadata_array_destroy(&request_metadata_recv);
   grpc_call_details_destroy(&call_details);
@@ -144,12 +146,12 @@ static void VerifyRpcDoesNotGetCanceled(grpc_server* server,
   error = grpc_server_request_call(server, &s, &call_details,
                                    &request_metadata_recv, cq, cq,
                                    grpc_core::CqVerifier::tag(101));
-  GPR_ASSERT(GRPC_CALL_OK == error);
+  CHECK_EQ(error, GRPC_CALL_OK);
   cqv.Expect(grpc_core::CqVerifier::tag(101), true);
   cqv.Verify();
 
-  GPR_ASSERT(0 == grpc_slice_str_cmp(call_details.host, "localhost"));
-  GPR_ASSERT(0 == grpc_slice_str_cmp(call_details.method, "/foo/bar"));
+  CHECK_EQ(grpc_slice_str_cmp(call_details.host, "localhost"), 0);
+  CHECK_EQ(grpc_slice_str_cmp(call_details.method, "/foo/bar"), 0);
 
   grpc_op* op;
   grpc_op ops[6];
@@ -176,13 +178,13 @@ static void VerifyRpcDoesNotGetCanceled(grpc_server* server,
   op++;
   error = grpc_call_start_batch(s, ops, static_cast<size_t>(op - ops),
                                 grpc_core::CqVerifier::tag(103), nullptr);
-  GPR_ASSERT(GRPC_CALL_OK == error);
+  CHECK_EQ(error, GRPC_CALL_OK);
 
   cqv.Expect(grpc_core::CqVerifier::tag(103), true);
   cqv.Verify();
 
   // If the call had an error, `was_cancelled` would be 1.
-  // GPR_ASSERT(was_cancelled == 1);
+  // CHECK_EQ(was_cancelled, 1);
 
   grpc_metadata_array_destroy(&request_metadata_recv);
   grpc_call_details_destroy(&call_details);
@@ -192,9 +194,9 @@ static void VerifyRpcDoesNotGetCanceled(grpc_server* server,
 static void failure_verifier(grpc_server* server, grpc_completion_queue* cq,
                              void* /*registered_method*/) {
   while (grpc_core::Server::FromC(server)->HasOpenConnections()) {
-    GPR_ASSERT(grpc_completion_queue_next(
-                   cq, grpc_timeout_milliseconds_to_deadline(20), nullptr)
-                   .type == GRPC_QUEUE_TIMEOUT);
+    CHECK(grpc_completion_queue_next(
+              cq, grpc_timeout_milliseconds_to_deadline(20), nullptr)
+              .type == GRPC_QUEUE_TIMEOUT);
   }
 }
 
diff --git a/test/core/bad_client/tests/unknown_frame.cc b/test/core/bad_client/tests/unknown_frame.cc
index 6fa368870fc..8eb847bd119 100644
--- a/test/core/bad_client/tests/unknown_frame.cc
+++ b/test/core/bad_client/tests/unknown_frame.cc
@@ -20,6 +20,8 @@
 
 #include <gtest/gtest.h>
 
+#include "absl/log/check.h"
+
 #include <grpc/grpc.h>
 #include <grpc/support/log.h>
 
@@ -30,9 +32,9 @@
 static void verifier(grpc_server* server, grpc_completion_queue* cq,
                      void* /*registered_method*/) {
   while (grpc_core::Server::FromC(server)->HasOpenConnections()) {
-    GPR_ASSERT(grpc_completion_queue_next(
-                   cq, grpc_timeout_milliseconds_to_deadline(20), nullptr)
-                   .type == GRPC_QUEUE_TIMEOUT);
+    CHECK(grpc_completion_queue_next(
+              cq, grpc_timeout_milliseconds_to_deadline(20), nullptr)
+              .type == GRPC_QUEUE_TIMEOUT);
   }
 }
 
diff --git a/test/core/bad_client/tests/window_overflow.cc b/test/core/bad_client/tests/window_overflow.cc
index 401d1bbce71..f16645a0789 100644
--- a/test/core/bad_client/tests/window_overflow.cc
+++ b/test/core/bad_client/tests/window_overflow.cc
@@ -17,6 +17,8 @@
 
 #include <algorithm>
 
+#include "absl/log/check.h"
+
 #include <grpc/grpc.h>
 #include <grpc/support/alloc.h>
 #include <grpc/support/log.h>
@@ -45,9 +47,9 @@
 static void verifier(grpc_server* server, grpc_completion_queue* cq,
                      void* /*registered_method*/) {
   while (grpc_core::Server::FromC(server)->HasOpenConnections()) {
-    GPR_ASSERT(grpc_completion_queue_next(
-                   cq, grpc_timeout_milliseconds_to_deadline(20), nullptr)
-                   .type == GRPC_QUEUE_TIMEOUT);
+    CHECK(grpc_completion_queue_next(
+              cq, grpc_timeout_milliseconds_to_deadline(20), nullptr)
+              .type == GRPC_QUEUE_TIMEOUT);
   }
 }