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authorMax Jacobson <max@hardscrabble.net>2015-07-14 00:54:56 -0400
committerMax Jacobson <max@hardscrabble.net>2015-07-26 12:37:39 -0400
commit597a9276671f5d7884a0ee1a617656dd5ee4b0ea (patch)
tree81b769002b81c4c926b52664d5d7b7a28cc995bc
parente90b58106d09af585e85238d7d49cf79f006d4d4 (diff)
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Round some numbers more humanely
Fix #20869
-rw-r--r--activesupport/CHANGELOG.md5
-rw-r--r--activesupport/lib/active_support/number_helper/number_to_human_converter.rb6
-rw-r--r--activesupport/test/number_helper_test.rb2
3 files changed, 11 insertions, 2 deletions
diff --git a/activesupport/CHANGELOG.md b/activesupport/CHANGELOG.md
index 7148f289bb..38c825bc05 100644
--- a/activesupport/CHANGELOG.md
+++ b/activesupport/CHANGELOG.md
@@ -1,3 +1,8 @@
+* Fix `number_to_human` rounding 999999999 to "1000 Million" instead of
+ "1 Billion".
+
+ *Max Jacobson*
+
* Fix `TimeWithZone#eql?` to properly handle `TimeWithZone` created from `DateTime`:
twz = DateTime.now.in_time_zone
twz.eql?(twz.dup) => true
diff --git a/activesupport/lib/active_support/number_helper/number_to_human_converter.rb b/activesupport/lib/active_support/number_helper/number_to_human_converter.rb
index 5c6fe2df83..7a1f8171c0 100644
--- a/activesupport/lib/active_support/number_helper/number_to_human_converter.rb
+++ b/activesupport/lib/active_support/number_helper/number_to_human_converter.rb
@@ -20,9 +20,11 @@ module ActiveSupport
exponent = calculate_exponent(units)
@number = number / (10 ** exponent)
+ until (rounded_number = NumberToRoundedConverter.convert(number, options)) != NumberToRoundedConverter.convert(1000, options)
+ @number = number / 1000.0
+ exponent += 3
+ end
unit = determine_unit(units, exponent)
-
- rounded_number = NumberToRoundedConverter.convert(number, options)
format.gsub('%n'.freeze, rounded_number).gsub('%u'.freeze, unit).strip
end
diff --git a/activesupport/test/number_helper_test.rb b/activesupport/test/number_helper_test.rb
index 83efbffdfb..3610d39daa 100644
--- a/activesupport/test/number_helper_test.rb
+++ b/activesupport/test/number_helper_test.rb
@@ -293,6 +293,8 @@ module ActiveSupport
assert_equal '1.2346 Million', number_helper.number_to_human(1234567, :precision => 4, :significant => false)
assert_equal '1,2 Million', number_helper.number_to_human(1234567, :precision => 1, :significant => false, :separator => ',')
assert_equal '1 Million', number_helper.number_to_human(1234567, :precision => 0, :significant => true, :separator => ',') #significant forced to false
+ assert_equal '1 Million', number_helper.number_to_human(999999)
+ assert_equal '1 Billion', number_helper.number_to_human(999999999)
end
end