Add sprintf test

7 years ago · 0f03cbbde7
parent 91c5602d66
commit 0f03cbbde7
1 changed files with 1 additions and 0 deletions
--- a/paddle/fluid/string/printf_test.cc
+++ b/paddle/fluid/string/printf_test.cc
@ -27,4 +27,5 @@ TEST(StringPrintf, StringPrintf) {
  EXPECT_EQ(std::string("Wednesday, July 27, 14:44"),
            paddle::string::Sprintf("%s, %s %d, %.2d:%.2d", weekday, month, day,
                                    hour, min));
+  EXPECT_EQ(std::string(""), paddle::string::Sprintf());
 }