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authorPedro Alves <palves@redhat.com>2017-10-30 11:41:34 +0000
committerPedro Alves <palves@redhat.com>2017-10-30 11:41:34 +0000
commit4a25033455f1e4e0325fdd249e30a79efc856689 (patch)
tree29bf136dc6936d3e2794e8dcfffa470dc52593d5 /gdb
parent16c5c17e43b34c6cc5337b40e927bc2d05c38300 (diff)
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Merge/shared string_printf and string_vprintf unit tests
Merge the string_printf and string_vprintf tests, running them all against both functions. gdb/ChangeLog: 2017-10-30 Pedro Alves <palves@redhat.com> * unittests/common-utils-selftests.c (format_func): New typedef. (string_printf_tests, string_vprintf_tests): Tests factored out and merged to ... (test_format_func): ... this new function. (string_printf_tests, string_vprintf_tests): Reimplement on top of test_format_func.
Diffstat (limited to 'gdb')
-rw-r--r--gdb/ChangeLog9
-rw-r--r--gdb/unittests/common-utils-selftests.c44
2 files changed, 38 insertions, 15 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 7417e14..20d78ba 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,12 @@
+2017-10-30 Pedro Alves <palves@redhat.com>
+
+ * unittests/common-utils-selftests.c (format_func): New typedef.
+ (string_printf_tests, string_vprintf_tests): Tests factored out
+ and merged to ...
+ (test_format_func): ... this new function.
+ (string_printf_tests, string_vprintf_tests): Reimplement on top of
+ test_format_func.
+
2017-10-29 Simon Marchi <simon.marchi@ericsson.com>
* darwin-nat.c: Remove include of gdb.h.
diff --git a/gdb/unittests/common-utils-selftests.c b/gdb/unittests/common-utils-selftests.c
index c48904b..596406e 100644
--- a/gdb/unittests/common-utils-selftests.c
+++ b/gdb/unittests/common-utils-selftests.c
@@ -22,23 +22,42 @@
namespace selftests {
+/* Type of both 'string_printf' and the 'format' function below. Used
+ to run the same tests against both string_printf and
+ string_vprintf. */
+typedef std::string (format_func) (const char *fmt, ...)
+ ATTRIBUTE_PRINTF (1, 2);
+
static void
-string_printf_tests ()
+test_format_func (format_func *func)
{
- SELF_CHECK (string_printf ("%s", "") == "");
- SELF_CHECK (string_printf ("%d comes before 2", 1) == "1 comes before 2");
- SELF_CHECK (string_printf ("hello %s", "world") == "hello world");
+ /* Basic smoke tests. */
+ SELF_CHECK (func ("%s", "") == "");
+ SELF_CHECK (func ("%s", "test") == "test");
+ SELF_CHECK (func ("%d", 23) == "23");
+ SELF_CHECK (func ("%s %d %s", "test", 23, "done") == "test 23 done");
+ SELF_CHECK (func ("nothing") == "nothing");
+ SELF_CHECK (func ("%d comes before 2", 1) == "1 comes before 2");
+ SELF_CHECK (func ("hello %s", "world") == "hello world");
+ /* Check that we don't mishandle very large strings. (An earlier
+ non-public implementation of string_printf mishandled this). */
#define X10 "0123456789"
#define X100 X10 X10 X10 X10 X10 X10 X10 X10 X10 X10
#define X1000 X100 X100 X100 X100 X100 X100 X100 X100 X100 X100
#define X10000 X1000 X1000 X1000 X1000 X1000 X1000 X1000 X1000 X1000 X1000
#define X100000 X10000 X10000 X10000 X10000 X10000 X10000 X10000 X10000 X10000 X10000
- SELF_CHECK (string_printf ("%s", X10) == X10);
- SELF_CHECK (string_printf ("%s", X100) == X100);
- SELF_CHECK (string_printf ("%s", X1000) == X1000);
- SELF_CHECK (string_printf ("%s", X10000) == X10000);
- SELF_CHECK (string_printf ("%s", X100000) == X100000);
+ SELF_CHECK (func ("%s", X10) == X10);
+ SELF_CHECK (func ("%s", X100) == X100);
+ SELF_CHECK (func ("%s", X1000) == X1000);
+ SELF_CHECK (func ("%s", X10000) == X10000);
+ SELF_CHECK (func ("%s", X100000) == X100000);
+}
+
+static void
+string_printf_tests ()
+{
+ test_format_func (string_printf);
}
static std::string ATTRIBUTE_PRINTF (1, 2)
@@ -55,12 +74,7 @@ format (const char *fmt, ...)
static void
string_vprintf_tests ()
{
- /* Basic smoke tests. */
- SELF_CHECK (format ("%s", "test") == "test");
- SELF_CHECK (format ("%d", 23) == "23");
- SELF_CHECK (format ("%s %d %s", "test", 23, "done")
- == "test 23 done");
- SELF_CHECK (format ("nothing") == "nothing");
+ test_format_func (format);
}
} /* namespace selftests */