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-rw-r--r--sprintf.c4
-rw-r--r--test/ruby/test_sprintf.rb52
2 files changed, 53 insertions, 3 deletions
diff --git a/sprintf.c b/sprintf.c
index 92738783eb..c8522ddf4b 100644
--- a/sprintf.c
+++ b/sprintf.c
@@ -1136,7 +1136,7 @@ rb_str_format(int argc, const VALUE *argv, VALUE fmt)
expr = "Inf";
}
need = (int)strlen(expr);
- if ((!isnan(fval) && fval < 0.0) || (flags & FPLUS))
+ if ((!isnan(fval) && fval < 0.0) || (flags & (FPLUS|FSPACE)))
need++;
if ((flags & FWIDTH) && need < width)
need = width;
@@ -1157,8 +1157,6 @@ rb_str_format(int argc, const VALUE *argv, VALUE fmt)
buf[blen + need - strlen(expr) - 1] = '-';
else if (flags & FPLUS)
buf[blen + need - strlen(expr) - 1] = '+';
- else if ((flags & FSPACE) && need > width)
- blen++;
memcpy(&buf[blen + need - strlen(expr)], expr,
strlen(expr));
}
diff --git a/test/ruby/test_sprintf.rb b/test/ruby/test_sprintf.rb
index c80f88b15e..1bf65f1eab 100644
--- a/test/ruby/test_sprintf.rb
+++ b/test/ruby/test_sprintf.rb
@@ -84,6 +84,18 @@ class TestSprintf < Test::Unit::TestCase
assert_equal("NaN", sprintf("%-f", nan))
assert_equal("+NaN", sprintf("%+f", nan))
+ assert_equal("NaN", sprintf("%3f", nan))
+ assert_equal("NaN", sprintf("%-3f", nan))
+ assert_equal("+NaN", sprintf("%+3f", nan))
+
+ assert_equal(" NaN", sprintf("% 3f", nan))
+ assert_equal(" NaN", sprintf("%- 3f", nan))
+ assert_equal("+NaN", sprintf("%+ 3f", nan))
+
+ assert_equal(" NaN", sprintf("% 03f", nan))
+ assert_equal(" NaN", sprintf("%- 03f", nan))
+ assert_equal("+NaN", sprintf("%+ 03f", nan))
+
assert_equal(" NaN", sprintf("%8f", nan))
assert_equal("NaN ", sprintf("%-8f", nan))
assert_equal(" +NaN", sprintf("%+8f", nan))
@@ -107,6 +119,26 @@ class TestSprintf < Test::Unit::TestCase
assert_equal("Inf", sprintf("%-f", inf))
assert_equal("+Inf", sprintf("%+f", inf))
+ assert_equal(" Inf", sprintf("% f", inf))
+ assert_equal(" Inf", sprintf("%- f", inf))
+ assert_equal("+Inf", sprintf("%+ f", inf))
+
+ assert_equal(" Inf", sprintf("% 0f", inf))
+ assert_equal(" Inf", sprintf("%- 0f", inf))
+ assert_equal("+Inf", sprintf("%+ 0f", inf))
+
+ assert_equal("Inf", sprintf("%3f", inf))
+ assert_equal("Inf", sprintf("%-3f", inf))
+ assert_equal("+Inf", sprintf("%+3f", inf))
+
+ assert_equal(" Inf", sprintf("% 3f", inf))
+ assert_equal(" Inf", sprintf("%- 3f", inf))
+ assert_equal("+Inf", sprintf("%+ 3f", inf))
+
+ assert_equal(" Inf", sprintf("% 03f", inf))
+ assert_equal(" Inf", sprintf("%- 03f", inf))
+ assert_equal("+Inf", sprintf("%+ 03f", inf))
+
assert_equal(" Inf", sprintf("%8f", inf))
assert_equal("Inf ", sprintf("%-8f", inf))
assert_equal(" +Inf", sprintf("%+8f", inf))
@@ -127,6 +159,26 @@ class TestSprintf < Test::Unit::TestCase
assert_equal("-Inf", sprintf("%-f", -inf))
assert_equal("-Inf", sprintf("%+f", -inf))
+ assert_equal("-Inf", sprintf("% f", -inf))
+ assert_equal("-Inf", sprintf("%- f", -inf))
+ assert_equal("-Inf", sprintf("%+ f", -inf))
+
+ assert_equal("-Inf", sprintf("% 0f", -inf))
+ assert_equal("-Inf", sprintf("%- 0f", -inf))
+ assert_equal("-Inf", sprintf("%+ 0f", -inf))
+
+ assert_equal("-Inf", sprintf("%4f", -inf))
+ assert_equal("-Inf", sprintf("%-4f", -inf))
+ assert_equal("-Inf", sprintf("%+4f", -inf))
+
+ assert_equal("-Inf", sprintf("% 4f", -inf))
+ assert_equal("-Inf", sprintf("%- 4f", -inf))
+ assert_equal("-Inf", sprintf("%+ 4f", -inf))
+
+ assert_equal("-Inf", sprintf("% 04f", -inf))
+ assert_equal("-Inf", sprintf("%- 04f", -inf))
+ assert_equal("-Inf", sprintf("%+ 04f", -inf))
+
assert_equal(" -Inf", sprintf("%8f", -inf))
assert_equal("-Inf ", sprintf("%-8f", -inf))
assert_equal(" -Inf", sprintf("%+8f", -inf))