Resolve Performance/StringIdentifierArgument warningsPerformance_StringIdentifierArgument

Inernally it's all a symbol so skip the conversion

Signed-off-by: Tim Smith <tsmith@chef.io>

3 files changed, 3 insertions, 3 deletions

diff --git a/spec/support/platform_helpers.rb b/spec/support/platform_helpers.rb
index 1538a4eb34..430d9b055f 100644
--- a/spec/support/platform_helpers.rb
+++ b/spec/support/platform_helpers.rb
@@ -172,7 +172,7 @@ def wpar?
 end
 
 def supports_cloexec?
-  Fcntl.const_defined?("F_SETFD") && Fcntl.const_defined?("FD_CLOEXEC")
+  Fcntl.const_defined?(:F_SETFD) && Fcntl.const_defined?(:FD_CLOEXEC)
 end
 
 def selinux_enabled?
diff --git a/spec/support/shared/functional/file_resource.rb b/spec/support/shared/functional/file_resource.rb
index 1385d3dc30..70379263b6 100644
--- a/spec/support/shared/functional/file_resource.rb
+++ b/spec/support/shared/functional/file_resource.rb
@@ -157,7 +157,7 @@ shared_examples_for "a file with the wrong content" do
 
         context "when running :create action" do
           let(:provider) { resource.provider_for_action(:create) }
-          let(:reporter_messages) { provider.instance_variable_get("@converge_actions").actions[0][0] }
+          let(:reporter_messages) { provider.instance_variable_get(:@converge_actions).actions[0][0] }
 
           before do
             provider.run_action
diff --git a/spec/support/shared/unit/provider/useradd_based_user_provider.rb b/spec/support/shared/unit/provider/useradd_based_user_provider.rb
index 1f9f87866c..7e7a8ae857 100644
--- a/spec/support/shared/unit/provider/useradd_based_user_provider.rb
+++ b/spec/support/shared/unit/provider/useradd_based_user_provider.rb
@@ -169,7 +169,7 @@ shared_examples_for "a useradd-based user provider" do |supported_useradd_option
       before do
         provider.new_resource.system true
         # there is no public API to set attribute's value to nil
-        provider.new_resource.instance_variable_set("@home", nil)
+        provider.new_resource.instance_variable_set(:@home, nil)
       end
 
       it "should not include -m or -d in the command options" do