From 98eaa2c6834e418959f2a1a18421e4811167e03b Mon Sep 17 00:00:00 2001 From: Travis Briggs Date: Wed, 18 Mar 2009 21:51:26 -0400 Subject: [PATCH] Ensure number_to_human_size does not strip zeros from the end [#1763 state:resolved] Signed-off-by: Pratik Naik --- actionpack/lib/action_view/helpers/number_helper.rb | 7 ++++++- actionpack/test/template/number_helper_test.rb | 4 ++++ 2 files changed, 10 insertions(+), 1 deletion(-) diff --git a/actionpack/lib/action_view/helpers/number_helper.rb b/actionpack/lib/action_view/helpers/number_helper.rb index c02692b09a..999d5b34fc 100644 --- a/actionpack/lib/action_view/helpers/number_helper.rb +++ b/actionpack/lib/action_view/helpers/number_helper.rb @@ -248,6 +248,11 @@ module ActionView # number_to_human_size(483989, :precision => 0) # => 473 KB # number_to_human_size(1234567, :precision => 2, :separator => ',') # => 1,18 MB # + # Zeros after the decimal point are always stripped out, regardless of the + # specified precision: + # helper.number_to_human_size(1234567890123, :precision => 5) # => "1.12283 TB" + # helper.number_to_human_size(524288000, :precision=>5) # => "500 MB" + # # You can still use number_to_human_size with the old API that accepts the # +precision+ as its optional second parameter: # number_to_human_size(1234567, 2) # => 1.18 MB @@ -293,7 +298,7 @@ module ActionView :precision => precision, :separator => separator, :delimiter => delimiter - ).sub(/(\d)(#{escaped_separator}[1-9]*)?0+\z/, '\1\2').sub(/#{escaped_separator}\z/, '') + ).sub(/(#{escaped_separator})(\d*[1-9])?0+\z/, '\1\2').sub(/#{escaped_separator}\z/, '') storage_units_format.gsub(/%n/, formatted_number).gsub(/%u/, unit) rescue number diff --git a/actionpack/test/template/number_helper_test.rb b/actionpack/test/template/number_helper_test.rb index 29cb60fd73..b6542ef29d 100644 --- a/actionpack/test/template/number_helper_test.rb +++ b/actionpack/test/template/number_helper_test.rb @@ -118,6 +118,10 @@ class NumberHelperTest < ActionView::TestCase assert_equal '1.01 KB', number_to_human_size(1.0123.kilobytes, :precision => 2) assert_equal '1.01 KB', number_to_human_size(1.0100.kilobytes, :precision => 4) assert_equal '10 KB', number_to_human_size(10.000.kilobytes, :precision => 4) + assert_equal '1 TB', number_to_human_size(1234567890123, :precision => 0) + assert_equal '500 MB', number_to_human_size(524288000, :precision=>0) + assert_equal '40 KB', number_to_human_size(41010, :precision => 0) + assert_equal '40 KB', number_to_human_size(41100, :precision => 0) end def test_number_to_human_size_with_custom_delimiter_and_separator