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Implement '#' flag.

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This commit is contained in:
Victor Zverovich
2012-12-25 18:19:51 -08:00
parent 3f73987a62
commit 73f13eeb5b
2 changed files with 51 additions and 5 deletions
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format_test.cc
+33
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@@ -425,6 +425,39 @@ TEST(FormatterTest, SpaceSign) {
FormatError, "format specifier ' ' requires numeric argument");
}
TEST(FormatterTest, HashFlag) {
// TODO
EXPECT_EQ("42", str(Format("{0:#}") << 42));
EXPECT_EQ("-42", str(Format("{0:#}") << -42));
EXPECT_EQ("0x42", str(Format("{0:#x}") << 0x42));
EXPECT_EQ("-0x42", str(Format("{0:#x}") << -0x42));
EXPECT_EQ("042", str(Format("{0:#o}") << 042));
EXPECT_EQ("-042", str(Format("{0:#o}") << -042));
EXPECT_EQ("42", str(Format("{0:#}") << 42u));
EXPECT_EQ("0x42", str(Format("{0:#x}") << 0x42u));
EXPECT_EQ("042", str(Format("{0:#o}") << 042u));
EXPECT_EQ("-42", str(Format("{0:#}") << -42l));
EXPECT_EQ("0x42", str(Format("{0:#x}") << 0x42l));
EXPECT_EQ("-0x42", str(Format("{0:#x}") << -0x42l));
EXPECT_EQ("042", str(Format("{0:#o}") << 042l));
EXPECT_EQ("-042", str(Format("{0:#o}") << -042l));
EXPECT_EQ("42", str(Format("{0:#}") << 42ul));
EXPECT_EQ("0x42", str(Format("{0:#x}") << 0x42ul));
EXPECT_EQ("042", str(Format("{0:#o}") << 042ul));
EXPECT_EQ("-42.0000", str(Format("{0:#}") << -42.0));
EXPECT_EQ("-42.0000", str(Format("{0:#}") << -42.0l));
EXPECT_THROW_MSG(Format("{0:#") << 'c',
FormatError, "unmatched '{' in format");
EXPECT_THROW_MSG(Format("{0:#}") << 'c',
FormatError, "format specifier '#' requires numeric argument");
EXPECT_THROW_MSG(Format("{0:#}") << "abc",
FormatError, "format specifier '#' requires numeric argument");
EXPECT_THROW_MSG(Format("{0:#}") << reinterpret_cast<void*>(0x42),
FormatError, "format specifier '#' requires numeric argument");
EXPECT_THROW_MSG(Format("{0:#}") << TestString(),
FormatError, "format specifier '#' requires numeric argument");
}
TEST(FormatterTest, ZeroFlag) {
EXPECT_EQ("42", str(Format("{0:0}") << 42));
EXPECT_EQ("-0042", str(Format("{0:05}") << -42));