add assert triggering data, and unit test

pauldreik · May 5, 2019 · 786b4b7 · 786b4b7
1 parent 2790e48
commit 786b4b7
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Showing 2 changed files with 11 additions and 4 deletions.
diff --git a/fuzzing/crashes/chrono_duration/minimized-from-987478524c704c2dfb7aabbd62b58655a1f2038f b/fuzzing/crashes/chrono_duration/minimized-from-987478524c704c2dfb7aabbd62b58655a1f2038f
@@ -0,0 +1 @@
+jobs{:%S
diff --git a/test/chrono-test.cc b/test/chrono-test.cc
@@ -318,16 +318,22 @@ TEST(ChronoTest, SpecialDurations) {
 
 TEST(ChronoTest, DurationIsFloatNaN) {
   const std::chrono::duration<float> d{std::nanf("1")};
-  EXPECT_THROW(fmt::format("{:%I}",d),fmt::format_error);
+  EXPECT_THROW(fmt::format("{:%I}", d), fmt::format_error);
 }
 
 TEST(ChronoTest, DurationIsDoubleNaN) {
   const std::chrono::duration<double> d{std::nan("1")};
-  EXPECT_THROW(fmt::format("{:%I}",d),fmt::format_error);
+  EXPECT_THROW(fmt::format("{:%I}", d), fmt::format_error);
 }
 
 TEST(ChronoTest, OverflowingFloat) {
-  const std::chrono::duration<float,std::kilo> d{std::numeric_limits<float>::max()*0.5f};
-  EXPECT_THROW(fmt::format("{:%I}",d),fmt::format_error);
+  const std::chrono::duration<float, std::kilo> d{
+      std::numeric_limits<float>::max() * 0.5f};
+  EXPECT_THROW(fmt::format("{:%I}", d), fmt::format_error);
+}
+
+TEST(ChronoTest, OverflowingFloat2) {
+  const std::chrono::duration<float, std::atto> d{1.79400457e+31f};
+  EXPECT_THROW(fmt::format("{:%S}", d), fmt::format_error);
 }
 #endif  // FMT_STATIC_THOUSANDS_SEPARATOR