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Implement fill.

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This commit is contained in:
Victor Zverovich
2012-12-20 20:10:55 -08:00
parent 30ab349173
commit a0d685c710
3 changed files with 126 additions and 79 deletions
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43
format_test.cc
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@@ -257,6 +257,21 @@ TEST(FormatterTest, EmptySpecs) {
EXPECT_EQ("42", str(Format("{0:}") << 42));
}
TEST(FormatterTest, Fill) {
EXPECT_EQ("**42", str(Format("{0:*>4}") << 42));
EXPECT_EQ("**-42", str(Format("{0:*>5}") << -42));
EXPECT_EQ("***42", str(Format("{0:*>5}") << 42u));
EXPECT_EQ("**-42", str(Format("{0:*>5}") << -42l));
EXPECT_EQ("***42", str(Format("{0:*>5}") << 42ul));
EXPECT_EQ("**-42", str(Format("{0:*>5}") << -42.0));
EXPECT_EQ("**-42", str(Format("{0:*>5}") << -42.0l));
EXPECT_EQ("c****", str(Format("{0:*<5}") << 'c'));
EXPECT_EQ("abc**", str(Format("{0:*<5}") << "abc"));
EXPECT_EQ("**0xface", str(Format("{0:*>8}")
<< reinterpret_cast<void*>(0xface)));
EXPECT_EQ("def**", str(Format("{0:*<5}") << TestString("def")));
}
TEST(FormatterTest, PlusFlag) {
EXPECT_EQ("+42", str(Format("{0:+}") << 42));
EXPECT_EQ("-42", str(Format("{0:+}") << -42));
@@ -484,7 +499,7 @@ void CheckUnknownTypes(
for (int i = CHAR_MIN; i <= CHAR_MAX; ++i) {
char c = i;
if (std::strchr(types, c) || std::strchr(special, c) || !c) continue;
sprintf(format, "{0:1%c}", c);
sprintf(format, "{0:10%c}", c);
if (std::isprint(static_cast<unsigned char>(c)))
sprintf(message, "unknown format code '%c' for %s", c, type_name);
else
@@ -629,22 +644,32 @@ TEST(FormatterTest, FormatString) {
TEST(FormatterTest, Write) {
Formatter format;
format.Write("12", 2);
fmt::FormatSpec spec = {};
spec.fill = ' ';
spec.width = 2;
format.Write("12", spec);
EXPECT_EQ("12", format.str());
format.Write("34", 4);
spec.width = 4;
format.Write("34", spec);
EXPECT_EQ("1234 ", format.str());
format.Write("56", 0);
spec.width = 0;
format.Write("56", spec);
EXPECT_EQ("1234 56", format.str());
}
TEST(ArgFormatterTest, Write) {
Formatter formatter;
fmt::ArgFormatter format(formatter);
format.Write("12", 2);
fmt::FormatSpec spec = {};
spec.fill = ' ';
spec.width = 2;
format.Write("12", spec);
EXPECT_EQ("12", formatter.str());
format.Write("34", 4);
spec.width = 4;
format.Write("34", spec);
EXPECT_EQ("1234 ", formatter.str());
format.Write("56", 0);
spec.width = 0;
format.Write("56", spec);
EXPECT_EQ("1234 56", formatter.str());
}
@@ -669,8 +694,8 @@ TEST(FormatterTest, FormatUsingIOStreams) {
class Answer {};
void Format(fmt::ArgFormatter &af, unsigned width, Answer) {
af.Write("42", width);
void Format(fmt::ArgFormatter &af, const fmt::FormatSpec &spec, Answer) {
af.Write("42", spec);
}
TEST(FormatterTest, CustomFormat) {