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* [binutils-gdb] gdb/testsuite: Add unit tests for qIsAddressTagged packet
@ 2024-04-19 14:31 Luis Machado
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From: Luis Machado @ 2024-04-19 14:31 UTC (permalink / raw)
To: gdb-cvs
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=648a8c6168fac3332f4d67ef0266bdb6917eb6be
commit 648a8c6168fac3332f4d67ef0266bdb6917eb6be
Author: Gustavo Romero <gustavo.romero@linaro.org>
Date: Thu Apr 18 20:10:38 2024 +0000
gdb/testsuite: Add unit tests for qIsAddressTagged packet
Add unit tests for testing qIsAddressTagged packet request creation and
reply checks.
Signed-off-by: Gustavo Romero <gustavo.romero@linaro.org>
Approved-By: Luis Machado <luis.machado@arm.com>
Tested-By: Luis Machado <luis.machado@arm.com>
Diff:
---
gdb/remote.c | 67 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 67 insertions(+)
diff --git a/gdb/remote.c b/gdb/remote.c
index 3d034bb1ef8..cfb54de157d 100644
--- a/gdb/remote.c
+++ b/gdb/remote.c
@@ -15682,6 +15682,8 @@ test_memory_tagging_functions ()
scoped_restore restore_memtag_support_
= make_scoped_restore (&config->support);
+ struct gdbarch *gdbarch = current_inferior ()->arch ();
+
/* Test memory tagging packet support. */
config->support = PACKET_SUPPORT_UNKNOWN;
SELF_CHECK (remote.supports_memory_tagging () == false);
@@ -15748,6 +15750,71 @@ test_memory_tagging_functions ()
create_store_memtags_request (packet, 0xdeadbeef, 255, 1, tags);
SELF_CHECK (memcmp (packet.data (), expected.c_str (),
expected.length ()) == 0);
+
+ /* Test creating a qIsAddressTagged request. */
+ expected = "qIsAddressTagged:deadbeef";
+ create_is_address_tagged_request (gdbarch, packet, 0xdeadbeef);
+ SELF_CHECK (strcmp (packet.data (), expected.c_str ()) == 0);
+
+ /* Test error reply on qIsAddressTagged request. */
+ reply = "E00";
+ strcpy (packet.data (), reply.c_str ());
+ /* is_tagged must not change, hence it's tested too. */
+ bool is_tagged = false;
+ SELF_CHECK (check_is_address_tagged_reply (&remote, packet, is_tagged) ==
+ false);
+ SELF_CHECK (is_tagged == false);
+
+ /* Test 'tagged' as reply. */
+ reply = "01";
+ strcpy (packet.data (), reply.c_str ());
+ /* Because the byte is 01, is_tagged should be set to true. */
+ is_tagged = false;
+ SELF_CHECK (check_is_address_tagged_reply (&remote, packet, is_tagged) ==
+ true);
+ SELF_CHECK (is_tagged == true);
+
+ /* Test 'not tagged' as reply. */
+ reply = "00";
+ strcpy (packet.data (), reply.c_str ());
+ /* Because the byte is 00, is_tagged should be set to false. */
+ is_tagged = true;
+ SELF_CHECK (check_is_address_tagged_reply (&remote, packet, is_tagged) ==
+ true);
+ SELF_CHECK (is_tagged == false);
+
+ /* Test an invalid reply (neither 00 nor 01). */
+ reply = "04";
+ strcpy (packet.data (), reply.c_str ());
+ /* Because the byte is invalid is_tagged must not change. */
+ is_tagged = false;
+ SELF_CHECK (check_is_address_tagged_reply (&remote, packet, is_tagged) ==
+ false);
+ SELF_CHECK (is_tagged == false);
+
+ /* Test malformed reply of incorrect length. */
+ reply = "0104A590001234006";
+ strcpy (packet.data (), reply.c_str ());
+ /* Because this is a malformed reply is_tagged must not change. */
+ is_tagged = false;
+ SELF_CHECK (check_is_address_tagged_reply (&remote, packet, is_tagged) ==
+ false);
+ SELF_CHECK (is_tagged == false);
+
+ /* Test empty reply. */
+ reply = "";
+ strcpy (packet.data (), reply.c_str ());
+ /* is_tagged must not change, hence it's tested too. */
+ is_tagged = true;
+ /* On the previous tests, qIsAddressTagged packet was auto detected and set
+ as supported. But an empty reply means the packet is unsupported, so for
+ testing the empty reply the support is reset to unknown state, otherwise
+ packet_ok will complain. */
+ remote.m_features.m_protocol_packets[PACKET_qIsAddressTagged].support =
+ PACKET_SUPPORT_UNKNOWN;
+ SELF_CHECK (check_is_address_tagged_reply (&remote, packet, is_tagged) ==
+ false);
+ SELF_CHECK (is_tagged == true);
}
static void
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