1 files changed, 32 insertions, 0 deletions
diff --git a/spec/functions/is_ipv4_address_spec.rb b/spec/functions/is_ipv4_address_spec.rb
new file mode 100644
index 0000000..985260c
--- /dev/null
+++ b/spec/functions/is_ipv4_address_spec.rb
@@ -0,0 +1,32 @@
+require 'spec_helper'
+
+describe 'is_ipv4_address' 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) }
+
+  SharedData::IPV4_PATTERNS.each do |value|
+    it { is_expected.to run.with_params(value).and_return(true) }
+  end
+
+  SharedData::IPV4_NEGATIVE_PATTERNS.each do |value|
+    it { is_expected.to run.with_params(value).and_return(false) }
+  end
+
+  context 'Checking for deprecation warning', if: Puppet.version.to_f < 4.0 do
+    after(:all) do
+      ENV.delete('STDLIB_LOG_DEPRECATIONS')
+    end
+    # Checking for deprecation warning, which should only be provoked when the env variable for it is set.
+    it 'should display a single deprecation' do
+      ENV['STDLIB_LOG_DEPRECATIONS'] = "true"
+      scope.expects(:warning).with(includes('This method is deprecated'))
+      is_expected.to run.with_params(SharedData::IPV4_PATTERNS.first).and_return(true)
+    end
+    it 'should display no warning for deprecation' do
+      ENV['STDLIB_LOG_DEPRECATIONS'] = "false"
+      scope.expects(:warning).with(includes('This method is deprecated')).never
+      is_expected.to run.with_params(SharedData::IPV4_PATTERNS.first).and_return(true)
+    end
+  end
+end