Merge remote-tracking branch 'google/master' into bazel-take-2

50 files changed, 87 insertions, 913 deletions

diff --git a/test/core/support/BUILD b/test/core/support/BUILD
index ac33176f00..77f0a9a048 100644
--- a/test/core/support/BUILD
+++ b/test/core/support/BUILD
@@ -107,27 +107,6 @@ cc_test(
 )
 
 cc_test(
-    name = "percent_encoding_test",
-    srcs = ["percent_encoding_test.c"],
-    deps = ["//:gpr", "//test/core/util:gpr_test_util"],
-    copts = ['-std=c99']
-)
-
-cc_test(
-    name = "slice_buffer_test",
-    srcs = ["slice_buffer_test.c"],
-    deps = ["//:gpr", "//test/core/util:gpr_test_util"],
-    copts = ['-std=c99']
-)
-
-cc_test(
-    name = "slice_test",
-    srcs = ["slice_test.c"],
-    deps = ["//:gpr", "//test/core/util:gpr_test_util"],
-    copts = ['-std=c99']
-)
-
-cc_test(
     name = "stack_lockfree_test",
     srcs = ["stack_lockfree_test.c"],
     deps = ["//:gpr", "//test/core/util:gpr_test_util"],
@@ -175,19 +154,3 @@ cc_test(
     deps = ["//:gpr", "//test/core/util:gpr_test_util"],
     copts = ['-std=c99']
 )
-
-grpc_fuzzer(
-  name = "percent_encode_fuzzer",
-  srcs = ["percent_encode_fuzzer.c"],
-  deps = ["//:gpr"],
-  corpus = "percent_encode_corpus"
-)
-
-
-grpc_fuzzer(
-    name = "percent_decode_fuzzer",
-    srcs = ["percent_decode_fuzzer.c"],
-    deps = ["//:gpr"],
-    corpus = "percent_decode_corpus"
-)
-
diff --git a/test/core/support/backoff_test.c b/test/core/support/backoff_test.c
index 13cba7d750..ad6e5a98f2 100644
--- a/test/core/support/backoff_test.c
+++ b/test/core/support/backoff_test.c
@@ -39,61 +39,110 @@
 
 static void test_constant_backoff(void) {
   gpr_backoff backoff;
-  gpr_backoff_init(&backoff, 1.0, 0.0, 1000, 1000);
+  gpr_backoff_init(&backoff, 200 /* initial timeout */, 1.0 /* multiplier */,
+                   0.0 /* jitter */, 100 /* min timeout */,
+                   1000 /* max timeout */);
 
   gpr_timespec now = gpr_time_0(GPR_TIMESPAN);
   gpr_timespec next = gpr_backoff_begin(&backoff, now);
-  GPR_ASSERT(gpr_time_to_millis(gpr_time_sub(next, now)) == 1000);
+  GPR_ASSERT(gpr_time_to_millis(gpr_time_sub(next, now)) == 200);
   for (int i = 0; i < 10000; i++) {
     next = gpr_backoff_step(&backoff, now);
-    GPR_ASSERT(gpr_time_to_millis(gpr_time_sub(next, now)) == 1000);
+    GPR_ASSERT(gpr_time_to_millis(gpr_time_sub(next, now)) == 200);
     now = next;
   }
 }
 
-static void test_no_jitter_backoff(void) {
+static void test_min_connect(void) {
   gpr_backoff backoff;
-  gpr_backoff_init(&backoff, 2.0, 0.0, 1, 513);
+  gpr_backoff_init(&backoff, 100 /* initial timeout */, 1.0 /* multiplier */,
+                   0.0 /* jitter */, 200 /* min timeout */,
+                   1000 /* max timeout */);
 
   gpr_timespec now = gpr_time_0(GPR_TIMESPAN);
   gpr_timespec next = gpr_backoff_begin(&backoff, now);
-  GPR_ASSERT(gpr_time_cmp(gpr_time_from_millis(1, GPR_TIMESPAN), next) == 0);
-  now = next;
-  next = gpr_backoff_step(&backoff, now);
-  GPR_ASSERT(gpr_time_cmp(gpr_time_from_millis(3, GPR_TIMESPAN), next) == 0);
+  GPR_ASSERT(gpr_time_to_millis(gpr_time_sub(next, now)) == 200);
+}
+
+static void test_no_jitter_backoff(void) {
+  gpr_backoff backoff;
+  gpr_backoff_init(&backoff, 2 /* initial timeout */, 2.0 /* multiplier */,
+                   0.0 /* jitter */, 1 /* min timeout */,
+                   513 /* max timeout */);
+  // x_1 = 2
+  // x_n = 2**i + x_{i-1} ( = 2**(n+1) - 2 )
+  gpr_timespec now = gpr_time_0(GPR_TIMESPAN);
+  gpr_timespec next = gpr_backoff_begin(&backoff, now);
+  GPR_ASSERT(gpr_time_cmp(gpr_time_from_millis(2, GPR_TIMESPAN), next) == 0);
   now = next;
   next = gpr_backoff_step(&backoff, now);
-  GPR_ASSERT(gpr_time_cmp(gpr_time_from_millis(7, GPR_TIMESPAN), next) == 0);
+  GPR_ASSERT(gpr_time_cmp(gpr_time_from_millis(6, GPR_TIMESPAN), next) == 0);
   now = next;
   next = gpr_backoff_step(&backoff, now);
-  GPR_ASSERT(gpr_time_cmp(gpr_time_from_millis(15, GPR_TIMESPAN), next) == 0);
+  GPR_ASSERT(gpr_time_cmp(gpr_time_from_millis(14, GPR_TIMESPAN), next) == 0);
   now = next;
   next = gpr_backoff_step(&backoff, now);
-  GPR_ASSERT(gpr_time_cmp(gpr_time_from_millis(31, GPR_TIMESPAN), next) == 0);
+  GPR_ASSERT(gpr_time_cmp(gpr_time_from_millis(30, GPR_TIMESPAN), next) == 0);
   now = next;
   next = gpr_backoff_step(&backoff, now);
-  GPR_ASSERT(gpr_time_cmp(gpr_time_from_millis(63, GPR_TIMESPAN), next) == 0);
+  GPR_ASSERT(gpr_time_cmp(gpr_time_from_millis(62, GPR_TIMESPAN), next) == 0);
   now = next;
   next = gpr_backoff_step(&backoff, now);
-  GPR_ASSERT(gpr_time_cmp(gpr_time_from_millis(127, GPR_TIMESPAN), next) == 0);
+  GPR_ASSERT(gpr_time_cmp(gpr_time_from_millis(126, GPR_TIMESPAN), next) == 0);
   now = next;
   next = gpr_backoff_step(&backoff, now);
-  GPR_ASSERT(gpr_time_cmp(gpr_time_from_millis(255, GPR_TIMESPAN), next) == 0);
+  GPR_ASSERT(gpr_time_cmp(gpr_time_from_millis(254, GPR_TIMESPAN), next) == 0);
   now = next;
   next = gpr_backoff_step(&backoff, now);
-  GPR_ASSERT(gpr_time_cmp(gpr_time_from_millis(511, GPR_TIMESPAN), next) == 0);
+  GPR_ASSERT(gpr_time_cmp(gpr_time_from_millis(510, GPR_TIMESPAN), next) == 0);
   now = next;
   next = gpr_backoff_step(&backoff, now);
-  GPR_ASSERT(gpr_time_cmp(gpr_time_from_millis(1023, GPR_TIMESPAN), next) == 0);
+  GPR_ASSERT(gpr_time_cmp(gpr_time_from_millis(1022, GPR_TIMESPAN), next) == 0);
   now = next;
   next = gpr_backoff_step(&backoff, now);
-  GPR_ASSERT(gpr_time_cmp(gpr_time_from_millis(1536, GPR_TIMESPAN), next) == 0);
+  // Hit the maximum timeout. From this point onwards, retries will increase
+  // only by max timeout.
+  GPR_ASSERT(gpr_time_cmp(gpr_time_from_millis(1535, GPR_TIMESPAN), next) == 0);
   now = next;
   next = gpr_backoff_step(&backoff, now);
-  GPR_ASSERT(gpr_time_cmp(gpr_time_from_millis(2049, GPR_TIMESPAN), next) == 0);
+  GPR_ASSERT(gpr_time_cmp(gpr_time_from_millis(2048, GPR_TIMESPAN), next) == 0);
   now = next;
   next = gpr_backoff_step(&backoff, now);
-  GPR_ASSERT(gpr_time_cmp(gpr_time_from_millis(2562, GPR_TIMESPAN), next) == 0);
+  GPR_ASSERT(gpr_time_cmp(gpr_time_from_millis(2561, GPR_TIMESPAN), next) == 0);
+}
+
+static void test_jitter_backoff(void) {
+  const int64_t initial_timeout = 500;
+  const double jitter = 0.1;
+  gpr_backoff backoff;
+  gpr_backoff_init(&backoff, initial_timeout, 1.0 /* multiplier */, jitter,
+                   100 /* min timeout */, 1000 /* max timeout */);
+
+  backoff.rng_state = 0;  // force consistent PRNG
+
+  gpr_timespec now = gpr_time_0(GPR_TIMESPAN);
+  gpr_timespec next = gpr_backoff_begin(&backoff, now);
+  GPR_ASSERT(gpr_time_to_millis(gpr_time_sub(next, now)) == 500);
+
+  int64_t expected_next_lower_bound =
+      (int64_t)((double)initial_timeout * (1 - jitter));
+  int64_t expected_next_upper_bound =
+      (int64_t)((double)initial_timeout * (1 + jitter));
+
+  for (int i = 0; i < 10000; i++) {
+    next = gpr_backoff_step(&backoff, now);
+
+    // next-now must be within (jitter*100)% of the previous timeout.
+    const int64_t timeout_millis = gpr_time_to_millis(gpr_time_sub(next, now));
+    GPR_ASSERT(timeout_millis >= expected_next_lower_bound);
+    GPR_ASSERT(timeout_millis <= expected_next_upper_bound);
+
+    expected_next_lower_bound =
+        (int64_t)((double)timeout_millis * (1 - jitter));
+    expected_next_upper_bound =
+        (int64_t)((double)timeout_millis * (1 + jitter));
+    now = next;
+  }
 }
 
 int main(int argc, char **argv) {
@@ -101,7 +150,9 @@ int main(int argc, char **argv) {
   gpr_time_init();
 
   test_constant_backoff();
+  test_min_connect();
   test_no_jitter_backoff();
+  test_jitter_backoff();
 
   return 0;
 }
diff --git a/test/core/support/percent_decode_corpus/04cb8ccc553f9b2f5e52c421aff6d1c954d3dae6 b/test/core/support/percent_decode_corpus/04cb8ccc553f9b2f5e52c421aff6d1c954d3dae6
deleted file mode 100644
index a0c7605580..0000000000
--- a/test/core/support/percent_decode_corpus/04cb8ccc553f9b2f5e52c421aff6d1c954d3dae6
+++ /dev/null
@@ -1 +0,0 @@
-:Ê%cE'yzŠ
\ No newline at end of file
diff --git a/test/core/support/percent_decode_corpus/0dd8f3a63745b3a2d39791559b5c1b311447b537 b/test/core/support/percent_decode_corpus/0dd8f3a63745b3a2d39791559b5c1b311447b537
deleted file mode 100644
index 8b36124b3f..0000000000
--- a/test/core/support/percent_decode_corpus/0dd8f3a63745b3a2d39791559b5c1b311447b537
+++ /dev/null
@@ -1 +0,0 @@
-x;x_%C88
\ No newline at end of file
diff --git a/test/core/support/percent_decode_corpus/17eeaca784409adbe43365c32ac87915d736bba3 b/test/core/support/percent_decode_corpus/17eeaca784409adbe43365c32ac87915d736bba3
deleted file mode 100644
index ea02afac49..0000000000
--- a/test/core/support/percent_decode_corpus/17eeaca784409adbe43365c32ac87915d736bba3
+++ /dev/null
@@ -1,2 +0,0 @@
-xxyyz%øyzŠ[zxy'z
-
diff --git a/test/core/support/percent_decode_corpus/2040c1ff65f52a7ae668c2c8f324de5dacc9d695 b/test/core/support/percent_decode_corpus/2040c1ff65f52a7ae668c2c8f324de5dacc9d695
deleted file mode 100644
index 9e9b466b2f..0000000000
--- a/test/core/support/percent_decode_corpus/2040c1ff65f52a7ae668c2c8f324de5dacc9d695
+++ /dev/null
@@ -1 +0,0 @@
-xx;x_%;:Ê%C)x_%C88c8E'yzŠ8
\ No newline at end of file
diff --git a/test/core/support/percent_decode_corpus/26b0d1da23027ae54db96e125e4a9e98842d77fb b/test/core/support/percent_decode_corpus/26b0d1da23027ae54db96e125e4a9e98842d77fb
deleted file mode 100644
index 88c739ecaa..0000000000
--- a/test/core/support/percent_decode_corpus/26b0d1da23027ae54db96e125e4a9e98842d77fb
+++ /dev/null
@@ -1 +0,0 @@
-))'x;x_%C88xy(Pyz)
\ No newline at end of file
diff --git a/test/core/support/percent_decode_corpus/2a089c0db45acdb4c6ed8e7ff81ca7235792c0b9 b/test/core/support/percent_decode_corpus/2a089c0db45acdb4c6ed8e7ff81ca7235792c0b9
deleted file mode 100644
index 5e6f546ff5..0000000000
--- a/test/core/support/percent_decode_corpus/2a089c0db45acdb4c6ed8e7ff81ca7235792c0b9
+++ /dev/null
@@ -1 +0,0 @@
-_x;x)x;x_x;x_%88%8888:
\ No newline at end of file
diff --git a/test/core/support/percent_decode_corpus/35b7b3bc3a740d5c3abca0d75b53f0e1e1ee998a b/test/core/support/percent_decode_corpus/35b7b3bc3a740d5c3abca0d75b53f0e1e1ee998a
deleted file mode 100644
index 71d688b694..0000000000
--- a/test/core/support/percent_decode_corpus/35b7b3bc3a740d5c3abca0d75b53f0e1e1ee998a
+++ /dev/null
@@ -1 +0,0 @@
-x8
\ No newline at end of file
diff --git a/test/core/support/percent_decode_corpus/36367ba1adba47a1cbc3a88707fde8cc7abdc248 b/test/core/support/percent_decode_corpus/36367ba1adba47a1cbc3a88707fde8cc7abdc248
deleted file mode 100644
index 5a89a07ba7..0000000000
--- a/test/core/support/percent_decode_corpus/36367ba1adba47a1cbc3a88707fde8cc7abdc248
+++ /dev/null
@@ -1 +0,0 @@
-x);x(_%88x;x_%88
\ No newline at end of file
diff --git a/test/core/support/percent_decode_corpus/39c2ba51548a0beaf0d6d1164531f1447dc311b5 b/test/core/support/percent_decode_corpus/39c2ba51548a0beaf0d6d1164531f1447dc311b5
deleted file mode 100644
index cfa2be994f..0000000000
--- a/test/core/support/percent_decode_corpus/39c2ba51548a0beaf0d6d1164531f1447dc311b5
+++ /dev/null
@@ -1 +0,0 @@
-)x;x_x;x_%88%88:
\ No newline at end of file
diff --git a/test/core/support/percent_decode_corpus/56d08fea787c041395c6697ce26cfbc0decbe688 b/test/core/support/percent_decode_corpus/56d08fea787c041395c6697ce26cfbc0decbe688
deleted file mode 100644
index c1ddf65acd..0000000000
--- a/test/core/support/percent_decode_corpus/56d08fea787c041395c6697ce26cfbc0decbe688
+++ /dev/null
@@ -1 +0,0 @@
-%cyzŠ
\ No newline at end of file
diff --git a/test/core/support/percent_decode_corpus/678d981fdabb9f0d6640235cf1719dd1e1e66ae9 b/test/core/support/percent_decode_corpus/678d981fdabb9f0d6640235cf1719dd1e1e66ae9
deleted file mode 100644
index dc427d1e12..0000000000
--- a/test/core/support/percent_decode_corpus/678d981fdabb9f0d6640235cf1719dd1e1e66ae9
+++ /dev/null
@@ -1 +0,0 @@
-%øyzŠ
\ No newline at end of file
diff --git a/test/core/support/percent_decode_corpus/68751961609ec010565de0aa87521dcbf0722c5d b/test/core/support/percent_decode_corpus/68751961609ec010565de0aa87521dcbf0722c5d
deleted file mode 100644
index 154449d0ef..0000000000
--- a/test/core/support/percent_decode_corpus/68751961609ec010565de0aa87521dcbf0722c5d
+++ /dev/null
@@ -1 +0,0 @@
-Ê:%Ec
\ No newline at end of file
diff --git a/test/core/support/percent_decode_corpus/7875c06c6f03c9aa2f8e9c59f8d8957c8a32e759 b/test/core/support/percent_decode_corpus/7875c06c6f03c9aa2f8e9c59f8d8957c8a32e759
deleted file mode 100644
index 841ced83c3..0000000000
--- a/test/core/support/percent_decode_corpus/7875c06c6f03c9aa2f8e9c59f8d8957c8a32e759
+++ /dev/null
@@ -1,2 +0,0 @@
-xxyyz!úyzŠ[zxy'zyz
-Š
diff --git a/test/core/support/percent_decode_corpus/7b302090e090a5829b6d1dd7be30bd4e36a7e60f b/test/core/support/percent_decode_corpus/7b302090e090a5829b6d1dd7be30bd4e36a7e60f
deleted file mode 100644
index 6790bc2798..0000000000
--- a/test/core/support/percent_decode_corpus/7b302090e090a5829b6d1dd7be30bd4e36a7e60f
+++ /dev/null
@@ -1 +0,0 @@
-x;:Ê%)x_%C8cE'yzŠ8
\ No newline at end of file
diff --git a/test/core/support/percent_decode_corpus/875e1022169c9e4c541a9ad894e69e989df22ba1 b/test/core/support/percent_decode_corpus/875e1022169c9e4c541a9ad894e69e989df22ba1
deleted file mode 100644
index 1625d0a1ae..0000000000
--- a/test/core/support/percent_decode_corpus/875e1022169c9e4c541a9ad894e69e989df22ba1
+++ /dev/null
@@ -1 +0,0 @@
-x;x_%88
\ No newline at end of file
diff --git a/test/core/support/percent_decode_corpus/8c1051ce066f5a26de9a9d133180621d0da957b4 b/test/core/support/percent_decode_corpus/8c1051ce066f5a26de9a9d133180621d0da957b4
deleted file mode 100644
index 125c330b3e..0000000000
--- a/test/core/support/percent_decode_corpus/8c1051ce066f5a26de9a9d133180621d0da957b4
+++ /dev/null
@@ -1 +0,0 @@
-)))'x;x_%C88)'x;x_%C89xyyzxyyz)
\ No newline at end of file
diff --git a/test/core/support/percent_decode_corpus/8e084e628ab83a18ac7ca7cb3506525263655c63 b/test/core/support/percent_decode_corpus/8e084e628ab83a18ac7ca7cb3506525263655c63
deleted file mode 100644
index 6e6f08cb07..0000000000
--- a/test/core/support/percent_decode_corpus/8e084e628ab83a18ac7ca7cb3506525263655c63
+++ /dev/null
@@ -1 +0,0 @@
-))'x;x_%C88xyyz)
\ No newline at end of file
diff --git a/test/core/support/percent_decode_corpus/9d316c4675f40ddccaf8f1cc7aea94170b1e4223 b/test/core/support/percent_decode_corpus/9d316c4675f40ddccaf8f1cc7aea94170b1e4223
deleted file mode 100644
index ab4a1c7657..0000000000
--- a/test/core/support/percent_decode_corpus/9d316c4675f40ddccaf8f1cc7aea94170b1e4223
+++ /dev/null
@@ -1 +0,0 @@
-x%8
\ No newline at end of file
diff --git a/test/core/support/percent_decode_corpus/ad1c7c11d18a7d116e2c2ef4d4c5afb1270836ae b/test/core/support/percent_decode_corpus/ad1c7c11d18a7d116e2c2ef4d4c5afb1270836ae
deleted file mode 100644
index 4ac1945a84..0000000000
--- a/test/core/support/percent_decode_corpus/ad1c7c11d18a7d116e2c2ef4d4c5afb1270836ae
+++ /dev/null
@@ -1 +0,0 @@
-x);x(_%88x;x_xxyyz
\ No newline at end of file
diff --git a/test/core/support/percent_decode_corpus/b471f94aa4facf502e622e4a248f1ba4063ae681 b/test/core/support/percent_decode_corpus/b471f94aa4facf502e622e4a248f1ba4063ae681
deleted file mode 100644
index 5c673ae28a..0000000000
--- a/test/core/support/percent_decode_corpus/b471f94aa4facf502e622e4a248f1ba4063ae681
+++ /dev/null
@@ -1 +0,0 @@
-Ê%ccyzyzŠ
\ No newline at end of file
diff --git a/test/core/support/percent_decode_corpus/bf52ece030f16136d46e0dc97f58d60a0d8a1f0b b/test/core/support/percent_decode_corpus/bf52ece030f16136d46e0dc97f58d60a0d8a1f0b
deleted file mode 100644
index e478275ed4..0000000000
--- a/test/core/support/percent_decode_corpus/bf52ece030f16136d46e0dc97f58d60a0d8a1f0b
+++ /dev/null
@@ -1,2 +0,0 @@
-)'xyyz!úyzŠ[zxÊ%ccyzyzy'z*zŠ
-Š
diff --git a/test/core/support/percent_decode_corpus/d5b2a7177339ba2b7ce2f60e5f4459bef1e72758 b/test/core/support/percent_decode_corpus/d5b2a7177339ba2b7ce2f60e5f4459bef1e72758
deleted file mode 100644
index c73cbfe8af..0000000000
--- a/test/core/support/percent_decode_corpus/d5b2a7177339ba2b7ce2f60e5f4459bef1e72758
+++ /dev/null
@@ -1,2 +0,0 @@
-)'xyyz)úyzŠ[zxÊ%cCyzyzy'z*zŠ
-Š
diff --git a/test/core/support/percent_decode_corpus/de867b64c54a7ed773dc611fc5cd2f17c5433113 b/test/core/support/percent_decode_corpus/de867b64c54a7ed773dc611fc5cd2f17c5433113
deleted file mode 100644
index f9f7246e9c..0000000000
--- a/test/core/support/percent_decode_corpus/de867b64c54a7ed773dc611fc5cd2f17c5433113
+++ /dev/null
@@ -1,2 +0,0 @@
-xxyyz%%øyzŠ[zxy'zyz
-Š
diff --git a/test/core/support/percent_decode_corpus/e3948dbe004950591630dd5c52f4e0fcbd5e388a b/test/core/support/percent_decode_corpus/e3948dbe004950591630dd5c52f4e0fcbd5e388a
deleted file mode 100644
index 83ac46d833..0000000000
--- a/test/core/support/percent_decode_corpus/e3948dbe004950591630dd5c52f4e0fcbd5e388a
+++ /dev/null
@@ -1 +0,0 @@
-Ê:%Dx;:Ê%)x_%C8cc
\ No newline at end of file
diff --git a/test/core/support/percent_decode_corpus/e7064f0b80f61dbc65915311032d27baa569ae2a b/test/core/support/percent_decode_corpus/e7064f0b80f61dbc65915311032d27baa569ae2a
deleted file mode 100644
index e8a0f87653..0000000000
--- a/test/core/support/percent_decode_corpus/e7064f0b80f61dbc65915311032d27baa569ae2a
+++ /dev/null
@@ -1 +0,0 @@
-)
\ No newline at end of file
diff --git a/test/core/support/percent_decode_corpus/xyz b/test/core/support/percent_decode_corpus/xyz
deleted file mode 100644
index cd470e6190..0000000000
--- a/test/core/support/percent_decode_corpus/xyz
+++ /dev/null
@@ -1 +0,0 @@
-xyz
diff --git a/test/core/support/percent_decode_fuzzer.c b/test/core/support/percent_decode_fuzzer.c
deleted file mode 100644
index 3e02980e05..0000000000
--- a/test/core/support/percent_decode_fuzzer.c
+++ /dev/null
@@ -1,66 +0,0 @@
-/*
- *
- * Copyright 2016, Google Inc.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- *     * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *     * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- */
-
-#include <stdbool.h>
-#include <stdint.h>
-#include <string.h>
-
-#include <grpc/support/alloc.h>
-#include <grpc/support/log.h>
-
-#include "src/core/lib/support/percent_encoding.h"
-#include "test/core/util/memory_counters.h"
-
-bool squelch = true;
-bool leak_check = true;
-
-int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
-  struct grpc_memory_counters counters;
-  grpc_memory_counters_init();
-  gpr_slice input = gpr_slice_from_copied_buffer((const char *)data, size);
-  gpr_slice output;
-  if (gpr_strict_percent_decode_slice(
-          input, gpr_url_percent_encoding_unreserved_bytes, &output)) {
-    gpr_slice_unref(output);
-  }
-  if (gpr_strict_percent_decode_slice(
-          input, gpr_compatible_percent_encoding_unreserved_bytes, &output)) {
-    gpr_slice_unref(output);
-  }
-  gpr_slice_unref(gpr_permissive_percent_decode_slice(input));
-  gpr_slice_unref(input);
-  counters = grpc_memory_counters_snapshot();
-  grpc_memory_counters_destroy();
-  GPR_ASSERT(counters.total_size_relative == 0);
-  return 0;
-}
diff --git a/test/core/support/percent_encode_corpus/0d3ee7fa54e6c66103965fd4409b044ba7db6c3f b/test/core/support/percent_encode_corpus/0d3ee7fa54e6c66103965fd4409b044ba7db6c3f
deleted file mode 100644
index d09c4a039c..0000000000
--- a/test/core/support/percent_encode_corpus/0d3ee7fa54e6c66103965fd4409b044ba7db6c3f
+++ /dev/null
@@ -1,3 +0,0 @@
-_x;7y
-xyz')S)xy-zý
-Æ*
\ No newline at end of file
diff --git a/test/core/support/percent_encode_corpus/2e7ccf75e27b9501e3b28cf1c50ed0c45ab7c226 b/test/core/support/percent_encode_corpus/2e7ccf75e27b9501e3b28cf1c50ed0c45ab7c226
deleted file mode 100644
index 4d0c38d0e2..0000000000
--- a/test/core/support/percent_encode_corpus/2e7ccf75e27b9501e3b28cf1c50ed0c45ab7c226
+++ /dev/null
@@ -1 +0,0 @@
-xyx
\ No newline at end of file
diff --git a/test/core/support/percent_encode_corpus/55bb859f3942c462b03b7cbcf22ab4a0ac9705cf b/test/core/support/percent_encode_corpus/55bb859f3942c462b03b7cbcf22ab4a0ac9705cf
deleted file mode 100644
index fc6e93342a..0000000000
--- a/test/core/support/percent_encode_corpus/55bb859f3942c462b03b7cbcf22ab4a0ac9705cf
+++ /dev/null
@@ -1 +0,0 @@
-.yx.yxxxyzxyyzxy
\ No newline at end of file
diff --git a/test/core/support/percent_encode_corpus/56070cecd54c845b6d4334953b17b712eb000d93 b/test/core/support/percent_encode_corpus/56070cecd54c845b6d4334953b17b712eb000d93
deleted file mode 100644
index 6823c73f76..0000000000
--- a/test/core/support/percent_encode_corpus/56070cecd54c845b6d4334953b17b712eb000d93
+++ /dev/null
@@ -1 +0,0 @@
-xyrxyxyzxxyzxyzxyxyy
\ No newline at end of file
diff --git a/test/core/support/percent_encode_corpus/61f50e891bf7ff5eb7a7af206f1e25d77f8756e7 b/test/core/support/percent_encode_corpus/61f50e891bf7ff5eb7a7af206f1e25d77f8756e7
deleted file mode 100644
index a65cbb4d5b..0000000000
--- a/test/core/support/percent_encode_corpus/61f50e891bf7ff5eb7a7af206f1e25d77f8756e7
+++ /dev/null
@@ -1,3 +0,0 @@
-xy
-xyz
-)S-Æþ
\ No newline at end of file
diff --git a/test/core/support/percent_encode_corpus/6e0c60cefc704c7940e475a87dd9ae423061cb5a b/test/core/support/percent_encode_corpus/6e0c60cefc704c7940e475a87dd9ae423061cb5a
deleted file mode 100644
index 8d031d7e2d..0000000000
--- a/test/core/support/percent_encode_corpus/6e0c60cefc704c7940e475a87dd9ae423061cb5a
+++ /dev/null
@@ -1,3 +0,0 @@
-xy
-xyz
-)S)Æ*
\ No newline at end of file
diff --git a/test/core/support/percent_encode_corpus/7271ebcc6d22a0f186f7bc3c1973a7ed1bec8d8e b/test/core/support/percent_encode_corpus/7271ebcc6d22a0f186f7bc3c1973a7ed1bec8d8e
deleted file mode 100644
index 4d82ca3953..0000000000
--- a/test/core/support/percent_encode_corpus/7271ebcc6d22a0f186f7bc3c1973a7ed1bec8d8e
+++ /dev/null
@@ -1,4 +0,0 @@
-x;7y
-xyz
-)S)xyz
-Æ*
\ No newline at end of file
diff --git a/test/core/support/percent_encode_corpus/74c83ece3e2920a67593a9be9c82468f16cbb969 b/test/core/support/percent_encode_corpus/74c83ece3e2920a67593a9be9c82468f16cbb969
deleted file mode 100644
index bb7f4ae07e..0000000000
--- a/test/core/support/percent_encode_corpus/74c83ece3e2920a67593a9be9c82468f16cbb969
+++ /dev/null
@@ -1 +0,0 @@
-xyzxy
\ No newline at end of file
diff --git a/test/core/support/percent_encode_corpus/98e004fd2a9f141a7a019720820080e12d637c06 b/test/core/support/percent_encode_corpus/98e004fd2a9f141a7a019720820080e12d637c06
deleted file mode 100644
index 50879d0f37..0000000000
--- a/test/core/support/percent_encode_corpus/98e004fd2a9f141a7a019720820080e12d637c06
+++ /dev/null
@@ -1,3 +0,0 @@
-xy
-xz
-)Sxy-Æzx_yþ
\ No newline at end of file
diff --git a/test/core/support/percent_encode_corpus/ba2c1e98227aa21ea3bb2ca4d0e504119717da8b b/test/core/support/percent_encode_corpus/ba2c1e98227aa21ea3bb2ca4d0e504119717da8b
deleted file mode 100644
index dc1ab9bfc2..0000000000
--- a/test/core/support/percent_encode_corpus/ba2c1e98227aa21ea3bb2ca4d0e504119717da8b
+++ /dev/null
@@ -1,3 +0,0 @@
-_x;7y
-xyz')S)xyz
-Æ*
\ No newline at end of file
diff --git a/test/core/support/percent_encode_corpus/c16b9fd45370d4afb5d3ebd307a6e263c25ffd45 b/test/core/support/percent_encode_corpus/c16b9fd45370d4afb5d3ebd307a6e263c25ffd45
deleted file mode 100644
index 3476e0b70b..0000000000
--- a/test/core/support/percent_encode_corpus/c16b9fd45370d4afb5d3ebd307a6e263c25ffd45
+++ /dev/null
@@ -1,2 +0,0 @@
-xyz
-)S
\ No newline at end of file
diff --git a/test/core/support/percent_encode_corpus/d58c3cd4eab9b6d2343abfa1c25c90a383fe0ec3 b/test/core/support/percent_encode_corpus/d58c3cd4eab9b6d2343abfa1c25c90a383fe0ec3
deleted file mode 100644
index 822d50abf8..0000000000
--- a/test/core/support/percent_encode_corpus/d58c3cd4eab9b6d2343abfa1c25c90a383fe0ec3
+++ /dev/null
@@ -1 +0,0 @@
-.yx
\ No newline at end of file
diff --git a/test/core/support/percent_encode_corpus/e2619218ede30d2b7b8ecd601a9f0ae754b728b4 b/test/core/support/percent_encode_corpus/e2619218ede30d2b7b8ecd601a9f0ae754b728b4
deleted file mode 100644
index 101639c93d..0000000000
--- a/test/core/support/percent_encode_corpus/e2619218ede30d2b7b8ecd601a9f0ae754b728b4
+++ /dev/null
@@ -1,4 +0,0 @@
-x;y
-xyz
-)S)xyz
-Æ*
\ No newline at end of file
diff --git a/test/core/support/percent_encode_corpus/f93b3653e453f0e3eea3198001be6ce46e64bd21 b/test/core/support/percent_encode_corpus/f93b3653e453f0e3eea3198001be6ce46e64bd21
deleted file mode 100644
index 6e07ab342f..0000000000
--- a/test/core/support/percent_encode_corpus/f93b3653e453f0e3eea3198001be6ce46e64bd21
+++ /dev/null
@@ -1,5 +0,0 @@
-x;y
-xøyz
-)S)xyz
-Æ.y~
-)S
\ No newline at end of file
diff --git a/test/core/support/percent_encode_corpus/fd41d029c7682ad3d1c40a9fd017a4c85b673a54 b/test/core/support/percent_encode_corpus/fd41d029c7682ad3d1c40a9fd017a4c85b673a54
deleted file mode 100644
index 13d7fab596..0000000000
--- a/test/core/support/percent_encode_corpus/fd41d029c7682ad3d1c40a9fd017a4c85b673a54
+++ /dev/null
@@ -1,3 +0,0 @@
-xy
-xyz
-)S)S
\ No newline at end of file
diff --git a/test/core/support/percent_encode_corpus/xyz b/test/core/support/percent_encode_corpus/xyz
deleted file mode 100644
index cd470e6190..0000000000
--- a/test/core/support/percent_encode_corpus/xyz
+++ /dev/null
@@ -1 +0,0 @@
-xyz
diff --git a/test/core/support/percent_encode_fuzzer.c b/test/core/support/percent_encode_fuzzer.c
deleted file mode 100644
index c9548232b5..0000000000
--- a/test/core/support/percent_encode_fuzzer.c
+++ /dev/null
@@ -1,73 +0,0 @@
-/*
- *
- * Copyright 2016, Google Inc.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- *     * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *     * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- */
-
-#include <stdbool.h>
-#include <stdint.h>
-#include <string.h>
-
-#include <grpc/support/alloc.h>
-#include <grpc/support/log.h>
-
-#include "src/core/lib/support/percent_encoding.h"
-#include "test/core/util/memory_counters.h"
-
-bool squelch = true;
-bool leak_check = true;
-
-static void test(const uint8_t *data, size_t size, const uint8_t *dict) {
-  struct grpc_memory_counters counters;
-  grpc_memory_counters_init();
-  gpr_slice input = gpr_slice_from_copied_buffer((const char *)data, size);
-  gpr_slice output = gpr_percent_encode_slice(input, dict);
-  gpr_slice decoded_output;
-  // encoder must always produce decodable output
-  GPR_ASSERT(gpr_strict_percent_decode_slice(output, dict, &decoded_output));
-  gpr_slice permissive_decoded_output =
-      gpr_permissive_percent_decode_slice(output);
-  // and decoded output must always match the input
-  GPR_ASSERT(gpr_slice_cmp(input, decoded_output) == 0);
-  GPR_ASSERT(gpr_slice_cmp(input, permissive_decoded_output) == 0);
-  gpr_slice_unref(input);
-  gpr_slice_unref(output);
-  gpr_slice_unref(decoded_output);
-  gpr_slice_unref(permissive_decoded_output);
-  counters = grpc_memory_counters_snapshot();
-  grpc_memory_counters_destroy();
-  GPR_ASSERT(counters.total_size_relative == 0);
-}
-
-int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
-  test(data, size, gpr_url_percent_encoding_unreserved_bytes);
-  test(data, size, gpr_compatible_percent_encoding_unreserved_bytes);
-  return 0;
-}
diff --git a/test/core/support/percent_encoding_test.c b/test/core/support/percent_encoding_test.c
deleted file mode 100644
index ab5f3f2d14..0000000000
--- a/test/core/support/percent_encoding_test.c
+++ /dev/null
@@ -1,157 +0,0 @@
-/*
- *
- * Copyright 2016, Google Inc.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- *     * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *     * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- */
-
-#include "src/core/lib/support/percent_encoding.h"
-
-#include <grpc/support/alloc.h>
-#include <grpc/support/log.h>
-
-#include "src/core/lib/support/string.h"
-#include "test/core/util/test_config.h"
-
-#define TEST_VECTOR(raw, encoded, dict) \
-  test_vector(raw, sizeof(raw) - 1, encoded, sizeof(encoded) - 1, dict)
-
-#define TEST_NONCONFORMANT_VECTOR(encoded, permissive_unencoded, dict) \
-  test_nonconformant_vector(encoded, sizeof(encoded) - 1,              \
-                            permissive_unencoded,                      \
-                            sizeof(permissive_unencoded) - 1, dict)
-
-static void test_vector(const char *raw, size_t raw_length, const char *encoded,
-                        size_t encoded_length, const uint8_t *dict) {
-  char *raw_msg = gpr_dump(raw, raw_length, GPR_DUMP_HEX | GPR_DUMP_ASCII);
-  char *encoded_msg =
-      gpr_dump(encoded, encoded_length, GPR_DUMP_HEX | GPR_DUMP_ASCII);
-  gpr_log(GPR_DEBUG, "Trial:\nraw = %s\nencoded = %s", raw_msg, encoded_msg);
-  gpr_free(raw_msg);
-  gpr_free(encoded_msg);
-
-  gpr_slice raw_slice = gpr_slice_from_copied_buffer(raw, raw_length);
-  gpr_slice encoded_slice =
-      gpr_slice_from_copied_buffer(encoded, encoded_length);
-  gpr_slice raw2encoded_slice = gpr_percent_encode_slice(raw_slice, dict);
-  gpr_slice encoded2raw_slice;
-  GPR_ASSERT(
-      gpr_strict_percent_decode_slice(encoded_slice, dict, &encoded2raw_slice));
-  gpr_slice encoded2raw_permissive_slice =
-      gpr_permissive_percent_decode_slice(encoded_slice);
-
-  char *raw2encoded_msg =
-      gpr_dump_slice(raw2encoded_slice, GPR_DUMP_HEX | GPR_DUMP_ASCII);
-  char *encoded2raw_msg =
-      gpr_dump_slice(encoded2raw_slice, GPR_DUMP_HEX | GPR_DUMP_ASCII);
-  char *encoded2raw_permissive_msg = gpr_dump_slice(
-      encoded2raw_permissive_slice, GPR_DUMP_HEX | GPR_DUMP_ASCII);
-  gpr_log(GPR_DEBUG,
-          "Result:\nraw2encoded = %s\nencoded2raw = %s\nencoded2raw_permissive "
-          "= %s",
-          raw2encoded_msg, encoded2raw_msg, encoded2raw_permissive_msg);
-  gpr_free(raw2encoded_msg);
-  gpr_free(encoded2raw_msg);
-  gpr_free(encoded2raw_permissive_msg);
-
-  GPR_ASSERT(0 == gpr_slice_cmp(raw_slice, encoded2raw_slice));
-  GPR_ASSERT(0 == gpr_slice_cmp(raw_slice, encoded2raw_permissive_slice));
-  GPR_ASSERT(0 == gpr_slice_cmp(encoded_slice, raw2encoded_slice));
-
-  gpr_slice_unref(encoded2raw_slice);
-  gpr_slice_unref(encoded2raw_permissive_slice);
-  gpr_slice_unref(raw2encoded_slice);
-  gpr_slice_unref(raw_slice);
-  gpr_slice_unref(encoded_slice);
-}
-
-static void test_nonconformant_vector(const char *encoded,
-                                      size_t encoded_length,
-                                      const char *permissive_unencoded,
-                                      size_t permissive_unencoded_length,
-                                      const uint8_t *dict) {
-  char *permissive_unencoded_msg =
-      gpr_dump(permissive_unencoded, permissive_unencoded_length,
-               GPR_DUMP_HEX | GPR_DUMP_ASCII);
-  char *encoded_msg =
-      gpr_dump(encoded, encoded_length, GPR_DUMP_HEX | GPR_DUMP_ASCII);
-  gpr_log(GPR_DEBUG, "Trial:\nraw = %s\nencoded = %s", permissive_unencoded_msg,
-          encoded_msg);
-  gpr_free(permissive_unencoded_msg);
-  gpr_free(encoded_msg);
-
-  gpr_slice permissive_unencoded_slice = gpr_slice_from_copied_buffer(
-      permissive_unencoded, permissive_unencoded_length);
-  gpr_slice encoded_slice =
-      gpr_slice_from_copied_buffer(encoded, encoded_length);
-  gpr_slice encoded2raw_slice;
-  GPR_ASSERT(!gpr_strict_percent_decode_slice(encoded_slice, dict,
-                                              &encoded2raw_slice));
-  gpr_slice encoded2raw_permissive_slice =
-      gpr_permissive_percent_decode_slice(encoded_slice);
-
-  char *encoded2raw_permissive_msg = gpr_dump_slice(
-      encoded2raw_permissive_slice, GPR_DUMP_HEX | GPR_DUMP_ASCII);
-  gpr_log(GPR_DEBUG, "Result:\nencoded2raw_permissive = %s",
-          encoded2raw_permissive_msg);
-  gpr_free(encoded2raw_permissive_msg);
-
-  GPR_ASSERT(0 == gpr_slice_cmp(permissive_unencoded_slice,
-                                encoded2raw_permissive_slice));
-
-  gpr_slice_unref(permissive_unencoded_slice);
-  gpr_slice_unref(encoded2raw_permissive_slice);
-  gpr_slice_unref(encoded_slice);
-}
-
-int main(int argc, char **argv) {
-  grpc_test_init(argc, argv);
-  TEST_VECTOR(
-      "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789-_.~",
-      "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789-_.~",
-      gpr_url_percent_encoding_unreserved_bytes);
-  TEST_VECTOR("\x00", "%00", gpr_url_percent_encoding_unreserved_bytes);
-  TEST_VECTOR("\x01", "%01", gpr_url_percent_encoding_unreserved_bytes);
-  TEST_VECTOR("a b", "a%20b", gpr_url_percent_encoding_unreserved_bytes);
-  TEST_VECTOR(" b", "%20b", gpr_url_percent_encoding_unreserved_bytes);
-  TEST_VECTOR("a b", "a b", gpr_compatible_percent_encoding_unreserved_bytes);
-  TEST_VECTOR(" b", " b", gpr_compatible_percent_encoding_unreserved_bytes);
-  TEST_VECTOR("\x0f", "%0F", gpr_url_percent_encoding_unreserved_bytes);
-  TEST_VECTOR("\xff", "%FF", gpr_url_percent_encoding_unreserved_bytes);
-  TEST_VECTOR("\xee", "%EE", gpr_url_percent_encoding_unreserved_bytes);
-  TEST_NONCONFORMANT_VECTOR("%", "%",
-                            gpr_url_percent_encoding_unreserved_bytes);
-  TEST_NONCONFORMANT_VECTOR("%A", "%A",
-                            gpr_url_percent_encoding_unreserved_bytes);
-  TEST_NONCONFORMANT_VECTOR("%AG", "%AG",
-                            gpr_url_percent_encoding_unreserved_bytes);
-  TEST_NONCONFORMANT_VECTOR("\0", "\0",
-                            gpr_url_percent_encoding_unreserved_bytes);
-  return 0;
-}
diff --git a/test/core/support/slice_buffer_test.c b/test/core/support/slice_buffer_test.c
deleted file mode 100644
index cf2da84c2b..0000000000
--- a/test/core/support/slice_buffer_test.c
+++ /dev/null
@@ -1,129 +0,0 @@
-/*
- *
- * Copyright 2015, Google Inc.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- *     * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *     * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- */
-
-#include <grpc/support/log.h>
-#include <grpc/support/slice_buffer.h>
-#include "test/core/util/test_config.h"
-
-void test_slice_buffer_add() {
-  gpr_slice_buffer buf;
-  gpr_slice aaa = gpr_slice_from_copied_string("aaa");
-  gpr_slice bb = gpr_slice_from_copied_string("bb");
-  size_t i;
-
-  gpr_slice_buffer_init(&buf);
-  for (i = 0; i < 10; i++) {
-    gpr_slice_ref(aaa);
-    gpr_slice_ref(bb);
-    gpr_slice_buffer_add(&buf, aaa);
-    gpr_slice_buffer_add(&buf, bb);
-  }
-  GPR_ASSERT(buf.count > 0);
-  GPR_ASSERT(buf.length == 50);
-  gpr_slice_buffer_reset_and_unref(&buf);
-  GPR_ASSERT(buf.count == 0);
-  GPR_ASSERT(buf.length == 0);
-  for (i = 0; i < 10; i++) {
-    gpr_slice_ref(aaa);
-    gpr_slice_ref(bb);
-    gpr_slice_buffer_add(&buf, aaa);
-    gpr_slice_buffer_add(&buf, bb);
-  }
-  GPR_ASSERT(buf.count > 0);
-  GPR_ASSERT(buf.length == 50);
-  for (i = 0; i < 10; i++) {
-    gpr_slice_buffer_pop(&buf);
-    gpr_slice_unref(aaa);
-    gpr_slice_unref(bb);
-  }
-  GPR_ASSERT(buf.count == 0);
-  GPR_ASSERT(buf.length == 0);
-  gpr_slice_buffer_destroy(&buf);
-}
-
-void test_slice_buffer_move_first() {
-  gpr_slice slices[3];
-  gpr_slice_buffer src;
-  gpr_slice_buffer dst;
-  int idx = 0;
-  size_t src_len = 0;
-  size_t dst_len = 0;
-
-  slices[0] = gpr_slice_from_copied_string("aaa");
-  slices[1] = gpr_slice_from_copied_string("bbbb");
-  slices[2] = gpr_slice_from_copied_string("ccc");
-
-  gpr_slice_buffer_init(&src);
-  gpr_slice_buffer_init(&dst);
-  for (idx = 0; idx < 3; idx++) {
-    gpr_slice_ref(slices[idx]);
-    /* For this test, it is important that we add each slice at a new
-       slice index */
-    gpr_slice_buffer_add_indexed(&src, slices[idx]);
-    gpr_slice_buffer_add_indexed(&dst, slices[idx]);
-  }
-
-  /* Case 1: Move more than the first slice's length from src to dst */
-  src_len = src.length;
-  dst_len = dst.length;
-  gpr_slice_buffer_move_first(&src, 4, &dst);
-  src_len -= 4;
-  dst_len += 4;
-  GPR_ASSERT(src.length == src_len);
-  GPR_ASSERT(dst.length == dst_len);
-
-  /* src now has two slices ["bbb"] and  ["ccc"] */
-  /* Case 2: Move the first slice from src to dst */
-  gpr_slice_buffer_move_first(&src, 3, &dst);
-  src_len -= 3;
-  dst_len += 3;
-  GPR_ASSERT(src.length == src_len);
-  GPR_ASSERT(dst.length == dst_len);
-
-  /* src now has one slice ["ccc"] */
-  /* Case 3: Move less than the first slice's length from src to dst*/
-  gpr_slice_buffer_move_first(&src, 2, &dst);
-  src_len -= 2;
-  dst_len += 2;
-  GPR_ASSERT(src.length == src.length);
-  GPR_ASSERT(dst.length == dst.length);
-}
-
-int main(int argc, char **argv) {
-  grpc_test_init(argc, argv);
-
-  test_slice_buffer_add();
-  test_slice_buffer_move_first();
-
-  return 0;
-}
diff --git a/test/core/support/slice_test.c b/test/core/support/slice_test.c
deleted file mode 100644
index 06c364b368..0000000000
--- a/test/core/support/slice_test.c
+++ /dev/null
@@ -1,265 +0,0 @@
-/*
- *
- * Copyright 2015, Google Inc.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- *     * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *     * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- */
-
-#include <grpc/support/slice.h>
-
-#include <string.h>
-
-#include <grpc/support/alloc.h>
-#include <grpc/support/log.h>
-#include "test/core/util/test_config.h"
-
-#define LOG_TEST_NAME(x) gpr_log(GPR_INFO, "%s", x);
-
-static void test_slice_malloc_returns_something_sensible(void) {
-  /* Calls gpr_slice_create for various lengths and verifies the internals for
-     consistency. */
-  size_t length;
-  size_t i;
-  gpr_slice slice;
-
-  LOG_TEST_NAME("test_slice_malloc_returns_something_sensible");
-
-  for (length = 0; length <= 1024; length++) {
-    slice = gpr_slice_malloc(length);
-    /* If there is a length, slice.data must be non-NULL. If length is zero
-       we don't care. */
-    if (length) {
-      GPR_ASSERT(GPR_SLICE_START_PTR(slice));
-    }
-    /* Returned slice length must be what was requested. */
-    GPR_ASSERT(GPR_SLICE_LENGTH(slice) == length);
-    /* If the slice has a refcount, it must be destroyable. */
-    if (slice.refcount) {
-      GPR_ASSERT(slice.refcount->ref != NULL);
-      GPR_ASSERT(slice.refcount->unref != NULL);
-    }
-    /* We must be able to write to every byte of the data */
-    for (i = 0; i < length; i++) {
-      GPR_SLICE_START_PTR(slice)[i] = (uint8_t)i;
-    }
-    /* And finally we must succeed in destroying the slice */
-    gpr_slice_unref(slice);
-  }
-}
-
-static void do_nothing(void *ignored) {}
-
-static void test_slice_new_returns_something_sensible(void) {
-  uint8_t x;
-
-  gpr_slice slice = gpr_slice_new(&x, 1, do_nothing);
-  GPR_ASSERT(slice.refcount);
-  GPR_ASSERT(slice.data.refcounted.bytes == &x);
-  GPR_ASSERT(slice.data.refcounted.length == 1);
-  gpr_slice_unref(slice);
-}
-
-/* destroy function that sets a mark to indicate it was called. */
-static void set_mark(void *p) { *((int *)p) = 1; }
-
-static void test_slice_new_with_user_data(void) {
-  int marker = 0;
-  uint8_t buf[2];
-  gpr_slice slice;
-
-  buf[0] = 0;
-  buf[1] = 1;
-  slice = gpr_slice_new_with_user_data(buf, 2, set_mark, &marker);
-  GPR_ASSERT(marker == 0);
-  GPR_ASSERT(GPR_SLICE_LENGTH(slice) == 2);
-  GPR_ASSERT(GPR_SLICE_START_PTR(slice)[0] == 0);
-  GPR_ASSERT(GPR_SLICE_START_PTR(slice)[1] == 1);
-
-  /* unref should cause destroy function to run. */
-  gpr_slice_unref(slice);
-  GPR_ASSERT(marker == 1);
-}
-
-static int do_nothing_with_len_1_calls = 0;
-
-static void do_nothing_with_len_1(void *ignored, size_t len) {
-  GPR_ASSERT(len == 1);
-  do_nothing_with_len_1_calls++;
-}
-
-static void test_slice_new_with_len_returns_something_sensible(void) {
-  uint8_t x;
-  int num_refs = 5; /* To test adding/removing an arbitrary number of refs */
-  int i;
-
-  gpr_slice slice = gpr_slice_new_with_len(&x, 1, do_nothing_with_len_1);
-  GPR_ASSERT(slice.refcount); /* ref count is initialized to 1 at this point */
-  GPR_ASSERT(slice.data.refcounted.bytes == &x);
-  GPR_ASSERT(slice.data.refcounted.length == 1);
-  GPR_ASSERT(do_nothing_with_len_1_calls == 0);
-
-  /* Add an arbitrary number of refs to the slice and remoe the refs. This is to
-     make sure that that the destroy callback (i.e do_nothing_with_len_1()) is
-     not called until the last unref operation */
-  for (i = 0; i < num_refs; i++) {
-    gpr_slice_ref(slice);
-  }
-  for (i = 0; i < num_refs; i++) {
-    gpr_slice_unref(slice);
-  }
-  GPR_ASSERT(do_nothing_with_len_1_calls == 0); /* Shouldn't be called yet */
-
-  /* last unref */
-  gpr_slice_unref(slice);
-  GPR_ASSERT(do_nothing_with_len_1_calls == 1);
-}
-
-static void test_slice_sub_works(unsigned length) {
-  gpr_slice slice;
-  gpr_slice sub;
-  unsigned i, j, k;
-
-  LOG_TEST_NAME("test_slice_sub_works");
-  gpr_log(GPR_INFO, "length=%d", length);
-
-  /* Create a slice in which each byte is equal to the distance from it to the
-     beginning of the slice. */
-  slice = gpr_slice_malloc(length);
-  for (i = 0; i < length; i++) {
-    GPR_SLICE_START_PTR(slice)[i] = (uint8_t)i;
-  }
-
-  /* Ensure that for all subsets length is correct and that we start on the
-     correct byte. Additionally check that no copies were made. */
-  for (i = 0; i < length; i++) {
-    for (j = i; j < length; j++) {
-      sub = gpr_slice_sub(slice, i, j);
-      GPR_ASSERT(GPR_SLICE_LENGTH(sub) == j - i);
-      for (k = 0; k < j - i; k++) {
-        GPR_ASSERT(GPR_SLICE_START_PTR(sub)[k] == (uint8_t)(i + k));
-      }
-      gpr_slice_unref(sub);
-    }
-  }
-  gpr_slice_unref(slice);
-}
-
-static void check_head_tail(gpr_slice slice, gpr_slice head, gpr_slice tail) {
-  GPR_ASSERT(GPR_SLICE_LENGTH(slice) ==
-             GPR_SLICE_LENGTH(head) + GPR_SLICE_LENGTH(tail));
-  GPR_ASSERT(0 == memcmp(GPR_SLICE_START_PTR(slice), GPR_SLICE_START_PTR(head),
-                         GPR_SLICE_LENGTH(head)));
-  GPR_ASSERT(0 == memcmp(GPR_SLICE_START_PTR(slice) + GPR_SLICE_LENGTH(head),
-                         GPR_SLICE_START_PTR(tail), GPR_SLICE_LENGTH(tail)));
-}
-
-static void test_slice_split_head_works(size_t length) {
-  gpr_slice slice;
-  gpr_slice head, tail;
-  size_t i;
-
-  LOG_TEST_NAME("test_slice_split_head_works");
-  gpr_log(GPR_INFO, "length=%" PRIuPTR, length);
-
-  /* Create a slice in which each byte is equal to the distance from it to the
-     beginning of the slice. */
-  slice = gpr_slice_malloc(length);
-  for (i = 0; i < length; i++) {
-    GPR_SLICE_START_PTR(slice)[i] = (uint8_t)i;
-  }
-
-  /* Ensure that for all subsets length is correct and that we start on the
-     correct byte. Additionally check that no copies were made. */
-  for (i = 0; i < length; i++) {
-    tail = gpr_slice_ref(slice);
-    head = gpr_slice_split_head(&tail, i);
-    check_head_tail(slice, head, tail);
-    gpr_slice_unref(tail);
-    gpr_slice_unref(head);
-  }
-
-  gpr_slice_unref(slice);
-}
-
-static void test_slice_split_tail_works(size_t length) {
-  gpr_slice slice;
-  gpr_slice head, tail;
-  size_t i;
-
-  LOG_TEST_NAME("test_slice_split_tail_works");
-  gpr_log(GPR_INFO, "length=%" PRIuPTR, length);
-
-  /* Create a slice in which each byte is equal to the distance from it to the
-     beginning of the slice. */
-  slice = gpr_slice_malloc(length);
-  for (i = 0; i < length; i++) {
-    GPR_SLICE_START_PTR(slice)[i] = (uint8_t)i;
-  }
-
-  /* Ensure that for all subsets length is correct and that we start on the
-     correct byte. Additionally check that no copies were made. */
-  for (i = 0; i < length; i++) {
-    head = gpr_slice_ref(slice);
-    tail = gpr_slice_split_tail(&head, i);
-    check_head_tail(slice, head, tail);
-    gpr_slice_unref(tail);
-    gpr_slice_unref(head);
-  }
-
-  gpr_slice_unref(slice);
-}
-
-static void test_slice_from_copied_string_works(void) {
-  static const char *text = "HELLO WORLD!";
-  gpr_slice slice;
-
-  LOG_TEST_NAME("test_slice_from_copied_string_works");
-
-  slice = gpr_slice_from_copied_string(text);
-  GPR_ASSERT(strlen(text) == GPR_SLICE_LENGTH(slice));
-  GPR_ASSERT(0 ==
-             memcmp(text, GPR_SLICE_START_PTR(slice), GPR_SLICE_LENGTH(slice)));
-  gpr_slice_unref(slice);
-}
-
-int main(int argc, char **argv) {
-  unsigned length;
-  grpc_test_init(argc, argv);
-  test_slice_malloc_returns_something_sensible();
-  test_slice_new_returns_something_sensible();
-  test_slice_new_with_user_data();
-  test_slice_new_with_len_returns_something_sensible();
-  for (length = 0; length < 128; length++) {
-    test_slice_sub_works(length);
-    test_slice_split_head_works(length);
-    test_slice_split_tail_works(length);
-  }
-  test_slice_from_copied_string_works();
-  return 0;
-}
diff --git a/test/core/support/string_test.c b/test/core/support/string_test.c
index 378e45a942..af232db350 100644
--- a/test/core/support/string_test.c
+++ b/test/core/support/string_test.c
@@ -76,34 +76,6 @@ static void test_dump(void) {
   expect_dump("ab", 2, GPR_DUMP_HEX | GPR_DUMP_ASCII, "61 62 'ab'");
 }
 
-static void expect_slice_dump(gpr_slice slice, uint32_t flags,
-                              const char *result) {
-  char *got = gpr_dump_slice(slice, flags);
-  GPR_ASSERT(0 == strcmp(got, result));
-  gpr_free(got);
-  gpr_slice_unref(slice);
-}
-
-static void test_dump_slice(void) {
-  static const char *text = "HELLO WORLD!";
-  static const char *long_text =
-      "It was a bright cold day in April, and the clocks were striking "
-      "thirteen. Winston Smith, his chin nuzzled into his breast in an effort "
-      "to escape the vile wind, slipped quickly through the glass doors of "
-      "Victory Mansions, though not quickly enough to prevent a swirl of "
-      "gritty dust from entering along with him.";
-
-  LOG_TEST_NAME("test_dump_slice");
-
-  expect_slice_dump(gpr_slice_from_copied_string(text), GPR_DUMP_ASCII, text);
-  expect_slice_dump(gpr_slice_from_copied_string(long_text), GPR_DUMP_ASCII,
-                    long_text);
-  expect_slice_dump(gpr_slice_from_copied_buffer("\x01", 1), GPR_DUMP_HEX,
-                    "01");
-  expect_slice_dump(gpr_slice_from_copied_buffer("\x01", 1),
-                    GPR_DUMP_HEX | GPR_DUMP_ASCII, "01 '.'");
-}
-
 static void test_pu32_fail(const char *s) {
   uint32_t out;
   GPR_ASSERT(!gpr_parse_bytes_to_uint32(s, strlen(s), &out));
@@ -221,72 +193,6 @@ static void test_strjoin_sep(void) {
   gpr_free(joined);
 }
 
-static void test_strsplit(void) {
-  gpr_slice_buffer *parts;
-  gpr_slice str;
-
-  LOG_TEST_NAME("test_strsplit");
-
-  parts = gpr_malloc(sizeof(gpr_slice_buffer));
-  gpr_slice_buffer_init(parts);
-
-  str = gpr_slice_from_copied_string("one, two, three, four");
-  gpr_slice_split(str, ", ", parts);
-  GPR_ASSERT(4 == parts->count);
-  GPR_ASSERT(0 == gpr_slice_str_cmp(parts->slices[0], "one"));
-  GPR_ASSERT(0 == gpr_slice_str_cmp(parts->slices[1], "two"));
-  GPR_ASSERT(0 == gpr_slice_str_cmp(parts->slices[2], "three"));
-  GPR_ASSERT(0 == gpr_slice_str_cmp(parts->slices[3], "four"));
-  gpr_slice_buffer_reset_and_unref(parts);
-  gpr_slice_unref(str);
-
-  /* separator not present in string */
-  str = gpr_slice_from_copied_string("one two three four");
-  gpr_slice_split(str, ", ", parts);
-  GPR_ASSERT(1 == parts->count);
-  GPR_ASSERT(0 == gpr_slice_str_cmp(parts->slices[0], "one two three four"));
-  gpr_slice_buffer_reset_and_unref(parts);
-  gpr_slice_unref(str);
-
-  /* separator at the end */
-  str = gpr_slice_from_copied_string("foo,");
-  gpr_slice_split(str, ",", parts);
-  GPR_ASSERT(2 == parts->count);
-  GPR_ASSERT(0 == gpr_slice_str_cmp(parts->slices[0], "foo"));
-  GPR_ASSERT(0 == gpr_slice_str_cmp(parts->slices[1], ""));
-  gpr_slice_buffer_reset_and_unref(parts);
-  gpr_slice_unref(str);
-
-  /* separator at the beginning */
-  str = gpr_slice_from_copied_string(",foo");
-  gpr_slice_split(str, ",", parts);
-  GPR_ASSERT(2 == parts->count);
-  GPR_ASSERT(0 == gpr_slice_str_cmp(parts->slices[0], ""));
-  GPR_ASSERT(0 == gpr_slice_str_cmp(parts->slices[1], "foo"));
-  gpr_slice_buffer_reset_and_unref(parts);
-  gpr_slice_unref(str);
-
-  /* standalone separator */
-  str = gpr_slice_from_copied_string(",");
-  gpr_slice_split(str, ",", parts);
-  GPR_ASSERT(2 == parts->count);
-  GPR_ASSERT(0 == gpr_slice_str_cmp(parts->slices[0], ""));
-  GPR_ASSERT(0 == gpr_slice_str_cmp(parts->slices[1], ""));
-  gpr_slice_buffer_reset_and_unref(parts);
-  gpr_slice_unref(str);
-
-  /* empty input */
-  str = gpr_slice_from_copied_string("");
-  gpr_slice_split(str, ", ", parts);
-  GPR_ASSERT(1 == parts->count);
-  GPR_ASSERT(0 == gpr_slice_str_cmp(parts->slices[0], ""));
-  gpr_slice_buffer_reset_and_unref(parts);
-  gpr_slice_unref(str);
-
-  gpr_slice_buffer_destroy(parts);
-  gpr_free(parts);
-}
-
 static void test_ltoa() {
   char *str;
   char buf[GPR_LTOA_MIN_BUFSIZE];
@@ -337,6 +243,8 @@ static void test_int64toa() {
 static void test_leftpad() {
   char *padded;
 
+  LOG_TEST_NAME("test_leftpad");
+
   padded = gpr_leftpad("foo", ' ', 5);
   GPR_ASSERT(0 == strcmp("  foo", padded));
   gpr_free(padded);
@@ -367,25 +275,37 @@ static void test_leftpad() {
 }
 
 static void test_stricmp(void) {
+  LOG_TEST_NAME("test_stricmp");
+
   GPR_ASSERT(0 == gpr_stricmp("hello", "hello"));
   GPR_ASSERT(0 == gpr_stricmp("HELLO", "hello"));
   GPR_ASSERT(gpr_stricmp("a", "b") < 0);
   GPR_ASSERT(gpr_stricmp("b", "a") > 0);
 }
 
+static void test_memrchr(void) {
+  LOG_TEST_NAME("test_memrchr");
+
+  GPR_ASSERT(NULL == gpr_memrchr(NULL, 'a', 0));
+  GPR_ASSERT(NULL == gpr_memrchr("", 'a', 0));
+  GPR_ASSERT(NULL == gpr_memrchr("hello", 'b', 5));
+  GPR_ASSERT(0 == strcmp((const char *)gpr_memrchr("hello", 'h', 5), "hello"));
+  GPR_ASSERT(0 == strcmp((const char *)gpr_memrchr("hello", 'o', 5), "o"));
+  GPR_ASSERT(0 == strcmp((const char *)gpr_memrchr("hello", 'l', 5), "lo"));
+}
+
 int main(int argc, char **argv) {
   grpc_test_init(argc, argv);
   test_strdup();
   test_dump();
-  test_dump_slice();
   test_parse_uint32();
   test_asprintf();
   test_strjoin();
   test_strjoin_sep();
-  test_strsplit();
   test_ltoa();
   test_int64toa();
   test_leftpad();
   test_stricmp();
+  test_memrchr();
   return 0;
 }