4 files changed, 30 insertions, 11 deletions
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index 29615cd..9b1fa6f 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -1,3 +1,9 @@
+# frozen_string_literal: true
+
+RSpec.configure do |c|
+  c.mock_with :rspec
+end
+
 require 'puppetlabs_spec_helper/module_spec_helper'
 require 'rspec-puppet-facts'
 
@@ -31,16 +37,28 @@ default_facts.each do |fact, value|
 end
 
 RSpec.configure do |c|
-  c.mock_with :rspec
   c.default_facts = default_facts
   c.before :each do
     # set to strictest setting for testing
     # by default Puppet runs at warning level
     Puppet.settings[:strict] = :warning
+    Puppet.settings[:strict_variables] = true
   end
   c.filter_run_excluding(bolt: true) unless ENV['GEM_BOLT']
   c.after(:suite) do
   end
+
+  # Filter backtrace noise
+  backtrace_exclusion_patterns = [
+    %r{spec_helper},
+    %r{gems},
+  ]
+
+  if c.respond_to?(:backtrace_exclusion_patterns)
+    c.backtrace_exclusion_patterns = backtrace_exclusion_patterns
+  elsif c.respond_to?(:backtrace_clean_patterns)
+    c.backtrace_clean_patterns = backtrace_exclusion_patterns
+  end
 end
 
 # Ensures that a module is defined
diff --git a/spec/unit/provider/augeas/augeas_spec.rb b/spec/unit/provider/augeas/augeas_spec.rb
index 71d7c60..4750e7e 100644
--- a/spec/unit/provider/augeas/augeas_spec.rb
+++ b/spec/unit/provider/augeas/augeas_spec.rb
@@ -475,19 +475,19 @@ describe Puppet::Type.type(:augeas).provider(:augeas) do
     end
     describe 'performing is_numeric checks (#22617)' do
       it 'returns false for nil' do
-        expect(provider.is_numeric?(nil)).to eq(false)
+        expect(provider.numeric?(nil)).to eq(false)
       end
       it 'returns true for Integers' do
-        expect(provider.is_numeric?(9)).to eq(true)
+        expect(provider.numeric?(9)).to eq(true)
       end
       it 'returns true for numbers in Strings' do
-        expect(provider.is_numeric?('9')).to eq(true)
+        expect(provider.numeric?('9')).to eq(true)
       end
       it 'returns false for non-number Strings' do
-        expect(provider.is_numeric?('x9')).to eq(false)
+        expect(provider.numeric?('x9')).to eq(false)
       end
       it 'returns false for other types' do
-        expect(provider.is_numeric?([true])).to eq(false)
+        expect(provider.numeric?([true])).to eq(false)
       end
     end
 
diff --git a/spec/unit/puppet_x/augeas/util/parser_spec.rb b/spec/unit/puppet_x/augeas/util/parser_spec.rb
index f8b5b2b..9769d76 100644
--- a/spec/unit/puppet_x/augeas/util/parser_spec.rb
+++ b/spec/unit/puppet_x/augeas/util/parser_spec.rb
@@ -92,7 +92,8 @@ describe PuppetX::Augeas::Util::Parser do
     end
 
     it 'allows multi-character unicode hexadecimal character escapes with \\u{...}' do
-      expect(parse_to_array('["\u{7}", "\u{20}", "\u{100}", "\u{2026}", "\u{1F464}", "\u{100000}", "\u{53 74 72 69 6E 67}"]')).to eq(["\a", ' ', "\u{100}", "\u{2026}", "\u{1F464}", "\u{100000}", 'String'])
+      expect(parse_to_array('["\u{7}", "\u{20}", "\u{100}", "\u{2026}", "\u{1F464}", "\u{100000}", "\u{53 74 72 69 6E 67}"]')).to eq(["\a", ' ', "\u{100}", "\u{2026}", "\u{1F464}", "\u{100000}",
+                                                                                                                                      'String'])
     end
   end
 
diff --git a/spec/unit/type/augeas_spec.rb b/spec/unit/type/augeas_spec.rb
index ac3ffa1..f397d74 100644
--- a/spec/unit/type/augeas_spec.rb
+++ b/spec/unit/type/augeas_spec.rb
@@ -36,21 +36,21 @@ describe augeas do
     params = [:name, :context, :onlyif, :changes, :root, :load_path, :type_check, :show_diff]
 
     properties.each do |property|
-      it "should have a #{property} property" do
+      it "has a #{property} property" do
         expect(augeas.attrclass(property).ancestors).to be_include(Puppet::Property)
       end
 
-      it "should have documentation for its #{property} property" do
+      it "has documentation for its #{property} property" do
         expect(augeas.attrclass(property).doc).to be_instance_of(String)
       end
     end
 
     params.each do |param|
-      it "should have a #{param} parameter" do
+      it "has a #{param} parameter" do
         expect(augeas.attrclass(param).ancestors).to be_include(Puppet::Parameter)
       end
 
-      it "should have documentation for its #{param} parameter" do
+      it "has documentation for its #{param} parameter" do
         expect(augeas.attrclass(param).doc).to be_instance_of(String)
       end
     end