diff options
Diffstat (limited to 'trunk/test/ruby/test_sprintf.rb')
-rw-r--r-- | trunk/test/ruby/test_sprintf.rb | 273 |
1 files changed, 273 insertions, 0 deletions
diff --git a/trunk/test/ruby/test_sprintf.rb b/trunk/test/ruby/test_sprintf.rb new file mode 100644 index 0000000000..cad9f5e031 --- /dev/null +++ b/trunk/test/ruby/test_sprintf.rb @@ -0,0 +1,273 @@ +require 'test/unit' + +class TestSprintf < Test::Unit::TestCase + def test_positional + assert_equal(" 00001", sprintf("%*1$.*2$3$d", 10, 5, 1)) + end + + def test_binary + assert_equal("0", sprintf("%b", 0)) + assert_equal("1", sprintf("%b", 1)) + assert_equal("10", sprintf("%b", 2)) + assert_equal("..1", sprintf("%b", -1)) + + assert_equal(" 0", sprintf("%4b", 0)) + assert_equal(" 1", sprintf("%4b", 1)) + assert_equal(" 10", sprintf("%4b", 2)) + assert_equal(" ..1", sprintf("%4b", -1)) + + assert_equal("0000", sprintf("%04b", 0)) + assert_equal("0001", sprintf("%04b", 1)) + assert_equal("0010", sprintf("%04b", 2)) + assert_equal("..11", sprintf("%04b", -1)) + + assert_equal("0000", sprintf("%.4b", 0)) + assert_equal("0001", sprintf("%.4b", 1)) + assert_equal("0010", sprintf("%.4b", 2)) + assert_equal("..11", sprintf("%.4b", -1)) + + assert_equal(" 0000", sprintf("%6.4b", 0)) + assert_equal(" 0001", sprintf("%6.4b", 1)) + assert_equal(" 0010", sprintf("%6.4b", 2)) + assert_equal(" ..11", sprintf("%6.4b", -1)) + + assert_equal(" 0", sprintf("%#4b", 0)) + assert_equal(" 0b1", sprintf("%#4b", 1)) + assert_equal("0b10", sprintf("%#4b", 2)) + assert_equal("0b..1", sprintf("%#4b", -1)) + + assert_equal("0000", sprintf("%#04b", 0)) + assert_equal("0b01", sprintf("%#04b", 1)) + assert_equal("0b10", sprintf("%#04b", 2)) + assert_equal("0b..1", sprintf("%#04b", -1)) + + assert_equal("0000", sprintf("%#.4b", 0)) + assert_equal("0b0001", sprintf("%#.4b", 1)) + assert_equal("0b0010", sprintf("%#.4b", 2)) + assert_equal("0b..11", sprintf("%#.4b", -1)) + + assert_equal(" 0000", sprintf("%#6.4b", 0)) + assert_equal("0b0001", sprintf("%#6.4b", 1)) + assert_equal("0b0010", sprintf("%#6.4b", 2)) + assert_equal("0b..11", sprintf("%#6.4b", -1)) + + assert_equal("+0", sprintf("%+b", 0)) + assert_equal("+1", sprintf("%+b", 1)) + assert_equal("+10", sprintf("%+b", 2)) + assert_equal("-1", sprintf("%+b", -1)) + + assert_equal(" +0", sprintf("%+4b", 0)) + assert_equal(" +1", sprintf("%+4b", 1)) + assert_equal(" +10", sprintf("%+4b", 2)) + assert_equal(" -1", sprintf("%+4b", -1)) + + assert_equal("+000", sprintf("%+04b", 0)) + assert_equal("+001", sprintf("%+04b", 1)) + assert_equal("+010", sprintf("%+04b", 2)) + assert_equal("-001", sprintf("%+04b", -1)) + + assert_equal("+0000", sprintf("%+.4b", 0)) + assert_equal("+0001", sprintf("%+.4b", 1)) + assert_equal("+0010", sprintf("%+.4b", 2)) + assert_equal("-0001", sprintf("%+.4b", -1)) + + assert_equal(" +0000", sprintf("%+6.4b", 0)) + assert_equal(" +0001", sprintf("%+6.4b", 1)) + assert_equal(" +0010", sprintf("%+6.4b", 2)) + assert_equal(" -0001", sprintf("%+6.4b", -1)) + end + + def test_nan + nan = 0.0 / 0.0 + assert_equal("NaN", sprintf("%f", nan)) + assert_equal("NaN", sprintf("%-f", nan)) + assert_equal("+NaN", sprintf("%+f", nan)) + + assert_equal(" NaN", sprintf("%8f", nan)) + assert_equal("NaN ", sprintf("%-8f", nan)) + assert_equal(" +NaN", sprintf("%+8f", nan)) + + assert_equal(" NaN", sprintf("%08f", nan)) + assert_equal("NaN ", sprintf("%-08f", nan)) + assert_equal(" +NaN", sprintf("%+08f", nan)) + + assert_equal(" NaN", sprintf("% 8f", nan)) + assert_equal(" NaN ", sprintf("%- 8f", nan)) + assert_equal(" +NaN", sprintf("%+ 8f", nan)) + + assert_equal(" NaN", sprintf("% 08f", nan)) + assert_equal(" NaN ", sprintf("%- 08f", nan)) + assert_equal(" +NaN", sprintf("%+ 08f", nan)) + end + + def test_inf + inf = 1.0 / 0.0 + assert_equal("Inf", sprintf("%f", inf)) + assert_equal("Inf", sprintf("%-f", inf)) + assert_equal("+Inf", sprintf("%+f", inf)) + + assert_equal(" Inf", sprintf("%8f", inf)) + assert_equal("Inf ", sprintf("%-8f", inf)) + assert_equal(" +Inf", sprintf("%+8f", inf)) + + assert_equal(" Inf", sprintf("%08f", inf)) + assert_equal("Inf ", sprintf("%-08f", inf)) + assert_equal(" +Inf", sprintf("%+08f", inf)) + + assert_equal(" Inf", sprintf("% 8f", inf)) + assert_equal(" Inf ", sprintf("%- 8f", inf)) + assert_equal(" +Inf", sprintf("%+ 8f", inf)) + + assert_equal(" Inf", sprintf("% 08f", inf)) + assert_equal(" Inf ", sprintf("%- 08f", inf)) + assert_equal(" +Inf", sprintf("%+ 08f", inf)) + + assert_equal("-Inf", sprintf("%f", -inf)) + assert_equal("-Inf", sprintf("%-f", -inf)) + assert_equal("-Inf", sprintf("%+f", -inf)) + + assert_equal(" -Inf", sprintf("%8f", -inf)) + assert_equal("-Inf ", sprintf("%-8f", -inf)) + assert_equal(" -Inf", sprintf("%+8f", -inf)) + + assert_equal(" -Inf", sprintf("%08f", -inf)) + assert_equal("-Inf ", sprintf("%-08f", -inf)) + assert_equal(" -Inf", sprintf("%+08f", -inf)) + + assert_equal(" -Inf", sprintf("% 8f", -inf)) + assert_equal("-Inf ", sprintf("%- 8f", -inf)) + assert_equal(" -Inf", sprintf("%+ 8f", -inf)) + + assert_equal(" -Inf", sprintf("% 08f", -inf)) + assert_equal("-Inf ", sprintf("%- 08f", -inf)) + assert_equal(" -Inf", sprintf("%+ 08f", -inf)) + assert_equal('..f00000000', + sprintf("%x", -2**32), '[ruby-dev:32351]') + assert_equal("..101111111111111111111111111111111", + sprintf("%b", -2147483649), '[ruby-dev:32365]') + assert_equal(" Inf", sprintf("% e", inf), '[ruby-dev:34002]') + end + + def test_invalid + # Star precision before star width: + assert_raise(ArgumentError, "[ruby-core:11569]") {sprintf("%.**d", 5, 10, 1)} + + # Precision before flags and width: + assert_raise(ArgumentError, "[ruby-core:11569]") {sprintf("%.5+05d", 5)} + assert_raise(ArgumentError, "[ruby-core:11569]") {sprintf("%.5 5d", 5)} + + # Overriding a star width with a numeric one: + assert_raise(ArgumentError, "[ruby-core:11569]") {sprintf("%*1s", 5, 1)} + + # Width before flags: + assert_raise(ArgumentError, "[ruby-core:11569]") {sprintf("%5+0d", 1)} + assert_raise(ArgumentError, "[ruby-core:11569]") {sprintf("%5 0d", 1)} + + # Specifying width multiple times: + assert_raise(ArgumentError, "[ruby-core:11569]") {sprintf("%50+30+20+10+5d", 5)} + assert_raise(ArgumentError, "[ruby-core:11569]") {sprintf("%50 30 20 10 5d", 5)} + + # Specifying the precision multiple times with negative star arguments: + assert_raise(ArgumentError, "[ruby-core:11570]") {sprintf("%.*.*.*.*f", -1, -1, -1, 5, 1)} + + # Null bytes after percent signs are removed: + assert_equal("%\0x hello", sprintf("%\0x hello"), "[ruby-core:11571]") + + assert_raise(ArgumentError, "[ruby-core:11573]") {sprintf("%.25555555555555555555555555555555555555s", "hello")} + + assert_raise(ArgumentError) { sprintf("%\1", 1) } + assert_raise(ArgumentError) { sprintf("%!", 1) } + assert_raise(ArgumentError) { sprintf("%1$1$d", 1) } + assert_raise(ArgumentError) { sprintf("%0%") } + assert_nothing_raised { sprintf("", 1) } + end + + def test_float + assert_equal("36893488147419111424", + sprintf("%20.0f", 36893488147419107329.0)) + assert_equal(" Inf", sprintf("% 0e", 1.0/0.0), "moved from btest/knownbug") + end + + BSIZ = 120 + + def test_skip + assert_equal(" " * BSIZ + "1", sprintf(" " * BSIZ + "%d", 1)) + end + + def test_char + assert_equal("a", sprintf("%c", 97)) + assert_equal("a", sprintf("%c", ?a)) + assert_raise(ArgumentError) { sprintf("%c", sprintf("%c%c", ?a, ?a)) } + assert_equal(" " * (BSIZ - 1) + "a", sprintf(" " * (BSIZ - 1) + "%c", ?a)) + assert_equal(" " * (BSIZ - 1) + "a", sprintf(" " * (BSIZ - 1) + "%-1c", ?a)) + assert_equal(" " * BSIZ + "a", sprintf("%#{ BSIZ + 1 }c", ?a)) + assert_equal("a" + " " * BSIZ, sprintf("%-#{ BSIZ + 1 }c", ?a)) + end + + def test_string + assert_equal("foo", sprintf("%s", "foo")) + assert_equal("fo", sprintf("%.2s", "foo")) + assert_equal(" " * BSIZ, sprintf("%s", " " * BSIZ)) + assert_equal(" " * (BSIZ - 1) + "foo", sprintf("%#{ BSIZ - 1 + 3 }s", "foo")) + assert_equal(" " * BSIZ + "foo", sprintf("%#{ BSIZ + 3 }s", "foo")) + assert_equal("foo" + " " * BSIZ, sprintf("%-#{ BSIZ + 3 }s", "foo")) + end + + def test_integer + assert_equal("01", sprintf("%#o", 1)) + assert_equal("0x1", sprintf("%#x", 1)) + assert_equal("0X1", sprintf("%#X", 1)) + assert_equal("0b1", sprintf("%#b", 1)) + assert_equal("0B1", sprintf("%#B", 1)) + assert_equal("1", sprintf("%d", 1.0)) + assert_equal("4294967296", sprintf("%d", (2**32).to_f)) + assert_equal("-2147483648", sprintf("%d", -(2**31).to_f)) + assert_equal("18446744073709551616", sprintf("%d", (2**64).to_f)) + assert_equal("-9223372036854775808", sprintf("%d", -(2**63).to_f)) + assert_equal("1", sprintf("%d", "1")) + o = Object.new; def o.to_int; 1; end + assert_equal("1", sprintf("%d", o)) + assert_equal("+1", sprintf("%+d", 1)) + assert_equal(" 1", sprintf("% d", 1)) + assert_equal("..f", sprintf("%x", -1)) + assert_equal("..7", sprintf("%o", -1)) + one = (2**32).coerce(1).first + mone = (2**32).coerce(-1).first + assert_equal("+1", sprintf("%+d", one)) + assert_equal(" 1", sprintf("% d", one)) + assert_equal("..f", sprintf("%x", mone)) + assert_equal("..7", sprintf("%o", mone)) + assert_equal(" " * BSIZ + "1", sprintf("%#{ BSIZ + 1 }d", one)) + assert_equal(" " * (BSIZ - 1) + "1", sprintf(" " * (BSIZ - 1) + "%d", 1)) + end + + def test_float2 + inf = 1.0 / 0.0 + assert_equal(" " * BSIZ + "Inf", sprintf("%#{ BSIZ + 3 }.1f", inf)) + assert_equal("+Inf", sprintf("%+-f", inf)) + assert_equal(" " * BSIZ + "1.0", sprintf("%#{ BSIZ + 3 }.1f", 1.0)) + end + + class T012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789 + end + + def test_star + assert_equal("-1 ", sprintf("%*d", -3, -1)) + end + + def test_escape + assert_equal("%" * BSIZ, sprintf("%%" * BSIZ)) + end + + def test_rb_sprintf + assert(T012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789.new.inspect =~ /^#<TestSprintf::T012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789:0x[0-9a-f]+>$/) + end + + def test_negative_hex + s1 = sprintf("%0x", -0x40000000) + s2 = sprintf("%0x", -0x40000001) + b1 = (/\.\./ =~ s1) != nil + b2 = (/\.\./ =~ s2) != nil + assert(b1 == b2, "[ruby-dev:33224]") + end +end |