diff options
Diffstat (limited to 'absl/strings/str_format_test.cc')
| -rw-r--r-- | absl/strings/str_format_test.cc | 66 |
1 files changed, 59 insertions, 7 deletions
diff --git a/absl/strings/str_format_test.cc b/absl/strings/str_format_test.cc index 62ed262d..5198fb33 100644 --- a/absl/strings/str_format_test.cc +++ b/absl/strings/str_format_test.cc @@ -143,13 +143,20 @@ TEST_F(FormatEntryPointTest, AppendFormatFailWithV) { } TEST_F(FormatEntryPointTest, ManyArgs) { - EXPECT_EQ("24", StrFormat("%24$d", 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, - 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24)); - EXPECT_EQ("60", StrFormat("%60$d", 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, - 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, - 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, - 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, - 53, 54, 55, 56, 57, 58, 59, 60)); + EXPECT_EQ( + "60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 " + "36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 " + "12 11 10 9 8 7 6 5 4 3 2 1", + StrFormat("%60$d %59$d %58$d %57$d %56$d %55$d %54$d %53$d %52$d %51$d " + "%50$d %49$d %48$d %47$d %46$d %45$d %44$d %43$d %42$d %41$d " + "%40$d %39$d %38$d %37$d %36$d %35$d %34$d %33$d %32$d %31$d " + "%30$d %29$d %28$d %27$d %26$d %25$d %24$d %23$d %22$d %21$d " + "%20$d %19$d %18$d %17$d %16$d %15$d %14$d %13$d %12$d %11$d " + "%10$d %9$d %8$d %7$d %6$d %5$d %4$d %3$d %2$d %1$d", + 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, + 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, + 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, + 51, 52, 53, 54, 55, 56, 57, 58, 59, 60)); } TEST_F(FormatEntryPointTest, Preparsed) { @@ -1135,6 +1142,51 @@ TEST_F(FormatExtensionTest, AbslStringifyExampleUsingFormat) { EXPECT_EQ(absl::StrFormat("a %v z", p), "a (10, 20) z"); } +enum class EnumClassWithStringify { Many = 0, Choices = 1 }; + +template <typename Sink> +void AbslStringify(Sink& sink, EnumClassWithStringify e) { + absl::Format(&sink, "%s", + e == EnumClassWithStringify::Many ? "Many" : "Choices"); +} + +enum EnumWithStringify { Many, Choices }; + +template <typename Sink> +void AbslStringify(Sink& sink, EnumWithStringify e) { + absl::Format(&sink, "%s", e == EnumWithStringify::Many ? "Many" : "Choices"); +} + +TEST_F(FormatExtensionTest, AbslStringifyWithEnumWithV) { + const auto e_class = EnumClassWithStringify::Choices; + EXPECT_EQ(absl::StrFormat("My choice is %v", e_class), + "My choice is Choices"); + + const auto e = EnumWithStringify::Choices; + EXPECT_EQ(absl::StrFormat("My choice is %v", e), "My choice is Choices"); +} + +TEST_F(FormatExtensionTest, AbslStringifyEnumWithD) { + const auto e_class = EnumClassWithStringify::Many; + EXPECT_EQ(absl::StrFormat("My choice is %d", e_class), "My choice is 0"); + + const auto e = EnumWithStringify::Choices; + EXPECT_EQ(absl::StrFormat("My choice is %d", e), "My choice is 1"); +} + +enum class EnumWithLargerValue { x = 32 }; + +template <typename Sink> +void AbslStringify(Sink& sink, EnumWithLargerValue e) { + absl::Format(&sink, "%s", "Many"); +} + +TEST_F(FormatExtensionTest, AbslStringifyEnumOtherSpecifiers) { + const auto e = EnumWithLargerValue::x; + EXPECT_EQ(absl::StrFormat("My choice is %g", e), "My choice is 32"); + EXPECT_EQ(absl::StrFormat("My choice is %x", e), "My choice is 20"); +} + } // namespace // Some codegen thunks that we can use to easily dump the generated assembly for |