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require 'test_helper'
class RenderTemplateTest < ActionView::TestCase
test "supports specifying templates with a Regexp" do
render(template: "test/hello_world")
assert_template %r{\Atest/hello_world\Z}
end
test "supports specifying partials" do
controller.controller_path = "test"
render(template: "test/calling_partial_with_layout")
assert_template partial: "_partial_for_use_in_layout"
end
test "supports specifying locals (passing)" do
controller.controller_path = "test"
render(template: "test/calling_partial_with_layout")
assert_template partial: "_partial_for_use_in_layout", locals: { name: "David" }
end
test "supports specifying locals (failing)" do
controller.controller_path = "test"
render(template: "test/calling_partial_with_layout")
e = assert_raise ActiveSupport::TestCase::Assertion do
assert_template partial: "_partial_for_use_in_layout", locals: { name: "Somebody Else" }
end
assert_match(/Somebody Else.*David/m, e.message)
end
test 'supports different locals on the same partial' do
controller.controller_path = "test"
render(template: "test/render_two_partials")
assert_template partial: '_partial', locals: { 'first' => '1' }
assert_template partial: '_partial', locals: { 'second' => '2' }
end
test 'raises descriptive error message when template was not rendered' do
controller.controller_path = "test"
render(template: "test/hello_world_with_partial")
e = assert_raise ActiveSupport::TestCase::Assertion do
assert_template partial: 'i_was_never_rendered', locals: { 'did_not' => 'happen' }
end
assert_match "i_was_never_rendered to be rendered but it was not.", e.message
assert_match 'Expected ["/test/partial"] to include "i_was_never_rendered"', e.message
end
test 'specifying locals works when the partial is inside a directory with underline prefix' do
controller.controller_path = "test"
render(template: 'test/render_partial_inside_directory')
assert_template partial: 'test/_directory/_partial_with_locales', locals: { 'name' => 'Jane' }
end
test 'specifying locals works when the partial is inside a directory without underline prefix' do
controller.controller_path = "test"
render(template: 'test/render_partial_inside_directory')
assert_template partial: 'test/_directory/partial_with_locales', locals: { 'name' => 'Jane' }
end
end
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