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[PATCH v4 4/6] Tests for gdb.InferiorThread.handle
- From: Kevin Buettner <kevinb at redhat dot com>
- To: gdb-patches at sourceware dot org
- Cc: Kevin Buettner <kevinb at redhat dot com>
- Date: Thu, 4 Apr 2019 09:58:52 -0700
- Subject: [PATCH v4 4/6] Tests for gdb.InferiorThread.handle
- References: <20190404165854.17343-1-kevinb@redhat.com>
gdb/testsuite/ChangeLog:
* gdb.python/py-thrhandle.exp: Add tests for
gdb.InferiorThread.handle.
---
gdb/testsuite/gdb.python/py-thrhandle.exp | 42 +++++++++++++++++++++--
1 file changed, 39 insertions(+), 3 deletions(-)
diff --git a/gdb/testsuite/gdb.python/py-thrhandle.exp b/gdb/testsuite/gdb.python/py-thrhandle.exp
index 2c905b444f..57b97faa18 100644
--- a/gdb/testsuite/gdb.python/py-thrhandle.exp
+++ b/gdb/testsuite/gdb.python/py-thrhandle.exp
@@ -16,11 +16,12 @@
# Please email any bugs, comments, and/or additions to this file to:
# bug-gdb@gnu.org
-# This file verifies that gdb.Inferior.thread_from_thread_handle works
-# as expected.
+# This file verifies that methods Inferior.thread_from_thread_handle
+# and InferiorThread.handle work as expected.
-standard_testfile
+load_lib gdb-python.exp
+standard_testfile
if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable debug] != "" } {
return -1
@@ -104,3 +105,38 @@ gdb_test "python print(gdb.selected_inferior().thread_from_thread_handle(gdb.par
gdb_test "python print(gdb.selected_inferior().thread_from_thread_handle(gdb.parse_and_eval('\"S\"')))" \
".*Thread handle size mismatch.*" \
"Pass too small of an object to thread_from_thread_handle"
+
+# Test the thread_handle method
+
+gdb_py_test_silent_cmd "python tp=gdb.lookup_type('pthread_t')" \
+ "Get pthread_t type" 0
+gdb_py_test_silent_cmd "python inf=gdb.selected_inferior()" "Get inferior" 0
+
+foreach thrN {0 1 2} {
+ with_test_prefix "thread $thrN" {
+
+ gdb_py_test_silent_cmd \
+ "python hand = gdb.parse_and_eval('thrs\[$thrN\]')" \
+ "fetch thread handle from inferior" \
+ 1
+
+ gdb_py_test_silent_cmd \
+ "python hand_bytes = inf.thread_from_thread_handle(hand).handle()" \
+ "fetch thread handle from thread" \
+ 1
+
+
+ # It'd be nice to be able to use this comparison expression:
+ #
+ # hand == hand_bytes
+ #
+ # But this won't work because hand is a gdb.Value and hand_bytes
+ # is a Python bytes object. Therefore, we convert the bytes
+ # object into a gdb.value by calling the two argument form of
+ # its constructor.
+
+ gdb_test "python print(gdb.Value(hand_bytes, tp) == hand)" \
+ "True" \
+ "verify that handles are the same"
+ }
+}
--
2.20.1