1 files changed, 45 insertions, 0 deletions
diff --git a/code/environments/production/modules/stdlib/spec/functions/delete_values_spec.rb b/code/environments/production/modules/stdlib/spec/functions/delete_values_spec.rb
new file mode 100644
index 0000000..20f2648
--- /dev/null
+++ b/code/environments/production/modules/stdlib/spec/functions/delete_values_spec.rb
@@ -0,0 +1,45 @@
+require 'spec_helper'
+
+describe 'delete_values' do
+  it { is_expected.not_to eq(nil) }
+  it { is_expected.to run.with_params.and_raise_error(Puppet::ParseError) }
+  it { is_expected.to run.with_params(1).and_raise_error(Puppet::ParseError) }
+  it { is_expected.to run.with_params('one').and_raise_error(Puppet::ParseError) }
+  it { is_expected.to run.with_params('one', 'two', 'three').and_raise_error(Puppet::ParseError) }
+  describe 'when the first argument is not a hash' do
+    it { is_expected.to run.with_params(1, 'two').and_raise_error(TypeError) }
+    it { is_expected.to run.with_params('one', 'two').and_raise_error(TypeError) }
+    it { is_expected.to run.with_params([], 'two').and_raise_error(TypeError) }
+  end
+
+  describe 'when deleting from a hash' do
+    it { is_expected.to run.with_params({}, 'value').and_return({}) }
+    it {
+      is_expected.to run \
+        .with_params({ 'key1' => 'value1' }, 'non-existing value') \
+        .and_return('key1' => 'value1')
+    }
+    it {
+      is_expected.to run \
+        .with_params({ 'ҝếỵ1 ' => 'νâĺūẹ1', 'ҝếỵ2' => 'value to delete' }, 'value to delete') \
+        .and_return('ҝếỵ1 ' => 'νâĺūẹ1')
+    }
+    it {
+      is_expected.to run \
+        .with_params({ 'key1' => 'value1', 'key2' => 'νǎŀữ℮ ťớ đêłểťė' }, 'νǎŀữ℮ ťớ đêłểťė') \
+        .and_return('key1' => 'value1')
+    }
+    it {
+      is_expected.to run \
+        .with_params({ 'key1' => 'value1', 'key2' => 'value to delete', 'key3' => 'value to delete' }, 'value to delete') \
+        .and_return('key1' => 'value1')
+    }
+  end
+
+  it 'leaves the original argument intact' do
+    argument = { 'key1' => 'value1', 'key2' => 'value2' }
+    original = argument.dup
+    _result = subject.call([argument, 'value2'])
+    expect(argument).to eq(original)
+  end
+end