Support `:any` variants lookup in `PathResolver`

`OptimizedFileSystemResolver` (which most Rails apps use), but did not
implement the feature on the more generic `PathResolver`, which is often
used in tests etc.

Fixes #23881

actionview/lib/action_view/template/resolver.rb

@@ -245,8 +245,12 @@ def build_query(path, details)
       partial = escape_entry(path.partial? ? "_#{path.name}" : path.name)
       query.gsub!(/:action/, partial)
 
-      details.each do |ext, variants|
-        query.gsub!(/:#{ext}/, "{#{variants.compact.uniq.join(',')}}")
+      details.each do |ext, candidates|
+        if ext == :variants && candidates == :any
+          query.gsub!(/:#{ext}/, "*")
+        else
+          query.gsub!(/:#{ext}/, "{#{candidates.compact.uniq.join(',')}}")
+        end
       end
 
       File.expand_path(query, @path)

actionview/test/template/resolver_patterns_test.rb

@@ -3,17 +3,17 @@
 class ResolverPatternsTest < ActiveSupport::TestCase
   def setup
     path = File.expand_path("../../fixtures/", __FILE__)
-    pattern = ":prefix/{:formats/,}:action{.:formats,}{.:handlers,}"
+    pattern = ":prefix/{:formats/,}:action{.:formats,}{+:variants,}{.:handlers,}"
     @resolver = ActionView::FileSystemResolver.new(path, pattern)
   end
 
   def test_should_return_empty_list_for_unknown_path
-    templates = @resolver.find_all("unknown", "custom_pattern", false, {:locale => [], :formats => [:html], :handlers => [:erb]})
+    templates = @resolver.find_all("unknown", "custom_pattern", false, {locale: [], formats: [:html], variants: [], handlers: [:erb]})
     assert_equal [], templates, "expected an empty list of templates"
   end
 
   def test_should_return_template_for_declared_path
-    templates = @resolver.find_all("path", "custom_pattern", false, {:locale => [], :formats => [:html], :handlers => [:erb]})
+    templates = @resolver.find_all("path", "custom_pattern", false, {locale: [], formats: [:html], variants: [], handlers: [:erb]})
     assert_equal 1, templates.size, "expected one template"
     assert_equal "Hello custom patterns!", templates.first.source
     assert_equal "custom_pattern/path",    templates.first.virtual_path
@@ -21,11 +21,22 @@ def test_should_return_template_for_declared_path
   end
 
   def test_should_return_all_templates_when_ambiguous_pattern
-    templates = @resolver.find_all("another", "custom_pattern", false, {:locale => [], :formats => [:html], :handlers => [:erb]})
+    templates = @resolver.find_all("another", "custom_pattern", false, {locale: [], formats: [:html], variants: [], handlers: [:erb]})
     assert_equal 2, templates.size, "expected two templates"
     assert_equal "Another template!",      templates[0].source
     assert_equal "custom_pattern/another", templates[0].virtual_path
     assert_equal "Hello custom patterns!", templates[1].source
     assert_equal "custom_pattern/another", templates[1].virtual_path
   end
+
+  def test_should_return_all_variants_for_any
+    templates = @resolver.find_all("hello_world", "test", false, {locale: [], formats: [:html, :text], variants: :any, handlers: [:erb]})
+    assert_equal 3, templates.size, "expected three templates"
+    assert_equal "Hello phone!",       templates[0].source
+    assert_equal "test/hello_world",   templates[0].virtual_path
+    assert_equal "Hello texty phone!", templates[1].source
+    assert_equal "test/hello_world",   templates[1].virtual_path
+    assert_equal "Hello world!",       templates[2].source
+    assert_equal "test/hello_world",   templates[2].virtual_path
+  end
 end