1 files changed, 27 insertions, 0 deletions
diff --git a/actionpack/test/template/number_helper_test.rb b/actionpack/test/template/number_helper_test.rb
index 8d679aac1d..5c6f23d70b 100644
--- a/actionpack/test/template/number_helper_test.rb
+++ b/actionpack/test/template/number_helper_test.rb
@@ -57,6 +57,7 @@ class NumberHelperTest < ActionView::TestCase
     assert_equal("1000.000%", number_to_percentage("1000"))
     assert_equal("123.4%", number_to_percentage(123.400, :precision => 3, :strip_insignificant_zeros => true))
     assert_equal("1.000,000%", number_to_percentage(1000, :delimiter => '.', :separator => ','))
+    assert_equal("1000.000  %", number_to_percentage(1000, :format => "%n  %"))
   end
 
   def test_number_with_delimiter
@@ -95,6 +96,7 @@ class NumberHelperTest < ActionView::TestCase
     assert_equal("0.001", number_with_precision(0.00111, :precision => 3))
     assert_equal("10.00", number_with_precision(9.995, :precision => 2))
     assert_equal("11.00", number_with_precision(10.995, :precision => 2))
+    assert_equal("0.00", number_with_precision(-0.001, :precision => 2))
   end
 
   def test_number_with_precision_with_custom_delimiter_and_separator
@@ -267,6 +269,31 @@ class NumberHelperTest < ActionView::TestCase
     assert_nil number_to_human(nil)
   end
 
+  def test_number_helpers_do_not_mutate_options_hash
+    options = { 'raise' => true }
+
+    number_to_phone(1, options)
+    assert_equal({ 'raise' => true }, options)
+
+    number_to_currency(1, options)
+    assert_equal({ 'raise' => true }, options)
+
+    number_to_percentage(1, options)
+    assert_equal({ 'raise' => true }, options)
+
+    number_with_delimiter(1, options)
+    assert_equal({ 'raise' => true }, options)
+
+    number_with_precision(1, options)
+    assert_equal({ 'raise' => true }, options)
+
+    number_to_human_size(1, options)
+    assert_equal({ 'raise' => true }, options)
+
+    number_to_human(1, options)
+    assert_equal({ 'raise' => true }, options)
+  end
+
   def test_number_helpers_should_return_non_numeric_param_unchanged
     assert_equal("+1-x x 123", number_to_phone("x", :country_code => 1, :extension => 123))
     assert_equal("x", number_to_phone("x"))