6 files changed, 43 insertions, 8 deletions
diff --git a/spec/functions/deprecation_spec.rb b/spec/functions/deprecation_spec.rb
index bbabe48..a596e24 100644
--- a/spec/functions/deprecation_spec.rb
+++ b/spec/functions/deprecation_spec.rb
@@ -1,13 +1,5 @@
 require 'spec_helper'
 
-if ENV["FUTURE_PARSER"] == 'yes'
-  describe 'deprecation' do
-    pending 'teach rspec-puppet to load future-only functions under 3.7.5' do
-      it { is_expected.not_to eq(nil) }
-    end
-  end
-end
-
 if Puppet.version.to_f >= 4.0
   describe 'deprecation' do
     before(:each) {
@@ -48,4 +40,14 @@ if Puppet.version.to_f >= 4.0
       Puppet.settings[:strict] = :warning
     }
   end
+else
+  describe 'deprecation' do
+    it { is_expected.not_to eq(nil) }
+    it { is_expected.to run.with_params().and_raise_error(Puppet::ParseError, /wrong number of arguments/i) }
+
+    it 'should display a single warning' do
+      scope.expects(:warn).with(includes('heelo'))
+      is_expected.to run.with_params('key', 'heelo')
+    end
+  end
 end
diff --git a/spec/functions/is_float_spec.rb b/spec/functions/is_float_spec.rb
index ffff971..267d9c6 100755
--- a/spec/functions/is_float_spec.rb
+++ b/spec/functions/is_float_spec.rb
@@ -2,6 +2,13 @@ require 'spec_helper'
 
 describe 'is_float' do
   it { is_expected.not_to eq(nil) }
+
+  # Checking for deprecation warning
+  it 'should display a single deprecation' do
+    scope.expects(:warn).with(includes('This method is deprecated'))
+    is_expected.to run.with_params(3)
+  end
+
   it { is_expected.to run.with_params().and_raise_error(Puppet::ParseError, /wrong number of arguments/i) }
   it { is_expected.to run.with_params(0.1, 0.2).and_raise_error(Puppet::ParseError, /wrong number of arguments/i) }
 
diff --git a/spec/functions/is_integer_spec.rb b/spec/functions/is_integer_spec.rb
index 67263c1..49550c7 100755
--- a/spec/functions/is_integer_spec.rb
+++ b/spec/functions/is_integer_spec.rb
@@ -2,6 +2,13 @@ require 'spec_helper'
 
 describe 'is_integer' do
   it { is_expected.not_to eq(nil) }
+
+  # Checking for deprecation warning
+  it 'should display a single deprecation' do
+    scope.expects(:warn).with(includes('This method is deprecated'))
+    is_expected.to run.with_params(3)
+  end
+
   it { is_expected.to run.with_params().and_raise_error(Puppet::ParseError, /wrong number of arguments/i) }
   it { is_expected.to run.with_params(1, 2).and_raise_error(Puppet::ParseError, /wrong number of arguments/i) }
 
diff --git a/spec/functions/is_numeric_spec.rb b/spec/functions/is_numeric_spec.rb
index d0f5a6e..b7de051 100755
--- a/spec/functions/is_numeric_spec.rb
+++ b/spec/functions/is_numeric_spec.rb
@@ -2,6 +2,13 @@ require 'spec_helper'
 
 describe 'is_numeric' do
   it { is_expected.not_to eq(nil) }
+
+  # Checking for deprecation warning
+  it 'should display a single deprecation' do
+    scope.expects(:warn).with(includes('This method is deprecated'))
+    is_expected.to run.with_params(3)
+  end
+
   it { is_expected.to run.with_params().and_raise_error(Puppet::ParseError, /wrong number of arguments/i) }
   it { is_expected.to run.with_params(1, 2).and_raise_error(Puppet::ParseError, /wrong number of arguments/i) }
 
diff --git a/spec/functions/validate_integer_spec.rb b/spec/functions/validate_integer_spec.rb
index 4c0a9d7..0eeab1e 100755
--- a/spec/functions/validate_integer_spec.rb
+++ b/spec/functions/validate_integer_spec.rb
@@ -1,6 +1,12 @@
 require 'spec_helper'
 
 describe 'validate_integer' do
+  # Checking for deprecation warning
+  it 'should display a single deprecation' do
+    scope.expects(:warn).with(includes('This method is deprecated'))
+    is_expected.to run.with_params(3)
+  end
+
   describe 'signature validation' do
     it { is_expected.not_to eq(nil) }
     it { is_expected.to run.with_params().and_raise_error(Puppet::ParseError, /wrong number of arguments/i) }
diff --git a/spec/functions/validate_numeric_spec.rb b/spec/functions/validate_numeric_spec.rb
index 9b8eb0e..2e5561e 100755
--- a/spec/functions/validate_numeric_spec.rb
+++ b/spec/functions/validate_numeric_spec.rb
@@ -1,6 +1,12 @@
 require 'spec_helper'
 
 describe 'validate_numeric' do
+  # Checking for deprecation warning
+  it 'should display a single deprecation' do
+    scope.expects(:warn).with(includes('This method is deprecated'))
+    is_expected.to run.with_params(3)
+  end
+
   describe 'signature validation' do
     it { is_expected.not_to eq(nil) }
     it { is_expected.to run.with_params().and_raise_error(Puppet::ParseError, /wrong number of arguments/i) }