diff options
author | David Heinemeier Hansson <david@loudthinking.com> | 2005-09-12 05:26:25 +0000 |
---|---|---|
committer | David Heinemeier Hansson <david@loudthinking.com> | 2005-09-12 05:26:25 +0000 |
commit | 2fe8610673e7445860830aad5e6ad49a1c99f2c5 (patch) | |
tree | 82085e882383bc3d236a0a754b57daf182cb2c46 /actionpack/test/template | |
parent | c0e84b811eed956d5e2ed5d10104ca1c70f3e1c1 (diff) | |
download | rails-2fe8610673e7445860830aad5e6ad49a1c99f2c5.tar.gz rails-2fe8610673e7445860830aad5e6ad49a1c99f2c5.tar.bz2 rails-2fe8610673e7445860830aad5e6ad49a1c99f2c5.zip |
Added TextHelper#cycle to cycle over an array of values on each hit (useful for alternating row colors etc) #2154 [dave-ml@dribin.org]
git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@2213 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
Diffstat (limited to 'actionpack/test/template')
-rw-r--r-- | actionpack/test/template/text_helper_test.rb | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/actionpack/test/template/text_helper_test.rb b/actionpack/test/template/text_helper_test.rb index 9b704711e1..ed0f3ce91c 100644 --- a/actionpack/test/template/text_helper_test.rb +++ b/actionpack/test/template/text_helper_test.rb @@ -8,6 +8,12 @@ class TextHelperTest < Test::Unit::TestCase include ActionView::Helpers::TextHelper include ActionView::Helpers::TagHelper + def setup + # This simulates the fact that instance variables are reset every time + # a view is rendered. The cycle helper depends on this behavior. + @_cycles = nil if (defined? @_cycles) + end + def test_simple_format assert_equal "<p>crazy\n<br /> cross\n<br /> platform linebreaks</p>", simple_format("crazy\r\n cross\r platform linebreaks") assert_equal "<p>A paragraph</p>\n\n<p>and another one!</p>", simple_format("A paragraph\n\nand another one!") @@ -137,4 +143,87 @@ class TextHelperTest < Test::Unit::TestCase assert_equal %{href="javascript:bang" <a name='hello'>foo</a>, <span>bar</span>}, result end + def test_cycle_class + value = Cycle.new("one", 2, "3") + assert_equal("one", value.to_s) + assert_equal("2", value.to_s) + assert_equal("3", value.to_s) + assert_equal("one", value.to_s) + value.reset + assert_equal("one", value.to_s) + assert_equal("2", value.to_s) + assert_equal("3", value.to_s) + end + + def test_cycle_class_with_no_arguments + assert_raise(ArgumentError) { value = Cycle.new() } + end + + def test_cycle + assert_equal("one", cycle("one", 2, "3")) + assert_equal("2", cycle("one", 2, "3")) + assert_equal("3", cycle("one", 2, "3")) + assert_equal("one", cycle("one", 2, "3")) + assert_equal("2", cycle("one", 2, "3")) + assert_equal("3", cycle("one", 2, "3")) + end + + def test_cycle_with_no_arguments + assert_raise(ArgumentError) { value = cycle() } + end + + def test_cycle_resets_with_new_values + assert_equal("even", cycle("even", "odd")) + assert_equal("odd", cycle("even", "odd")) + assert_equal("even", cycle("even", "odd")) + assert_equal("1", cycle(1, 2, 3)) + assert_equal("2", cycle(1, 2, 3)) + assert_equal("3", cycle(1, 2, 3)) + assert_equal("1", cycle(1, 2, 3)) + end + + def test_named_cycles + assert_equal("1", cycle(1, 2, 3, :name => "numbers")) + assert_equal("red", cycle("red", "blue", :name => "colors")) + assert_equal("2", cycle(1, 2, 3, :name => "numbers")) + assert_equal("blue", cycle("red", "blue", :name => "colors")) + assert_equal("3", cycle(1, 2, 3, :name => "numbers")) + assert_equal("red", cycle("red", "blue", :name => "colors")) + end + + def test_default_named_cycle + assert_equal("1", cycle(1, 2, 3)) + assert_equal("2", cycle(1, 2, 3, :name => "default")) + assert_equal("3", cycle(1, 2, 3)) + end + + def test_reset_cycle + assert_equal("1", cycle(1, 2, 3)) + assert_equal("2", cycle(1, 2, 3)) + reset_cycle + assert_equal("1", cycle(1, 2, 3)) + end + + def test_reset_unknown_cycle + reset_cycle("colors") + end + + def test_recet_named_cycle + assert_equal("1", cycle(1, 2, 3, :name => "numbers")) + assert_equal("red", cycle("red", "blue", :name => "colors")) + reset_cycle("numbers") + assert_equal("1", cycle(1, 2, 3, :name => "numbers")) + assert_equal("blue", cycle("red", "blue", :name => "colors")) + assert_equal("2", cycle(1, 2, 3, :name => "numbers")) + assert_equal("red", cycle("red", "blue", :name => "colors")) + end + + def test_cycle_no_instance_variable_clashes + @cycles = %w{Specialized Fuji Giant} + assert_equal("red", cycle("red", "blue")) + assert_equal("blue", cycle("red", "blue")) + assert_equal("red", cycle("red", "blue")) + assert_equal(%w{Specialized Fuji Giant}, @cycles) + end + end |