Update app file spec

Author: rossta

spec/views/components/code_block/app_file_spec.rb

@@ -10,42 +10,45 @@ def render_page(*, **)
   end
 
   it "renders contents of file" do
-    page = render_page(CodeBlock::AppFile.new("config/database.yml"))
-    expect(page).to have_content(<<~YAML)
-      default: &default
-        adapter: sqlite3
-    YAML
-    expect(page).to have_content("config/database.yml")
+    page = render_page(CodeBlock::AppFile.new("spec/fixtures/example_file_for_app_file_test.rb"))
+    expect(page).to have_content(<<~RUBY.strip)
+      class ExampleFileForAppFileTest
+        def hello
+          puts "Hello World"
+        end
+      end
+    RUBY
   end
 
   it "renders contents of file by line number" do
-    page = render_page(CodeBlock::AppFile.new("config/database.yml", lines: 7))
-    expect(page).to have_content(<<~YAML.strip)
-      default: &default
-    YAML
+    page = render_page(CodeBlock::AppFile.new("spec/fixtures/example_file_for_app_file_test.rb", lines: 3))
+    expect(page).to have_content(<<~RUBY.strip)
+      puts "Hello World"
+    RUBY
 
-    expect(page).not_to have_content("database: storage/production/data.sqlite3")
+    expect(page).not_to have_content("class ExampleFileForAppFileTest")
   end
 
   it "renders contents of file by line number range" do
-    page = render_page(CodeBlock::AppFile.new("config/database.yml", lines: [7..8]))
-    expect(page).to have_content(<<~YAML.strip)
-      default: &default
-        adapter: sqlite3
-    YAML
+    page = render_page(CodeBlock::AppFile.new("spec/fixtures/example_file_for_app_file_test.rb", lines: [2..4]))
+    expect(page).to have_content(<<~RUBY.strip)
+      puts "Hello World"
+    RUBY
 
-    expect(page).not_to have_content("database: storage/production/data.sqlite3")
+    expect(page).not_to have_content("class ExampleFileForAppFileTest")
   end
 
   it "renders contents of file by heterogeneous line number collection" do
-    page = render_page(CodeBlock::AppFile.new("config/database.yml", lines: [7..8, 60]))
-    expect(page).to have_content(<<~YAML.strip)
-      default: &default
-        adapter: sqlite3
-    YAML
+    page = render_page(CodeBlock::AppFile.new("spec/fixtures/example_file_for_app_file_test.rb", lines: [1, 4..5]))
+    expect(page).to have_content(<<~RUBY.strip)
+      class ExampleFileForAppFileTest
+    RUBY
+    expect(page).to have_content(<<~RUBY.strip)
+        end
+      end
+    RUBY
 
-    expect(page).to have_content("database: storage/production/data.sqlite3")
-    expect(page).not_to have_content("database: storage/development/data.sqlite3")
+    expect(page).not_to have_content("puts \"Hello World\"")
   end
 
   it "renders basic code block when content type is atom" do