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authorAlex Cline <acline@us.ibm.com>2013-05-13 12:09:33 -0400
committerAlex Cline <acline@us.ibm.com>2013-05-13 12:14:15 -0400
commit737aa31546e71e9febea2199582510ef88a2560c (patch)
tree280dc920205cd8d1ba9127d01eb5f37d065e8311 /spec/unit/puppet/parser/functions
parent1ffd72daaaf21e71e762b6cd543043680bdb6694 (diff)
downloadpuppet-stdlib-737aa31546e71e9febea2199582510ef88a2560c.tar.gz
puppet-stdlib-737aa31546e71e9febea2199582510ef88a2560c.tar.bz2
(#20684) Add array comparison functions, difference, intersection and union.
Included is code, tests and documentation for the difference, intersection and union functions for comparing arrays.
Diffstat (limited to 'spec/unit/puppet/parser/functions')
-rw-r--r--spec/unit/puppet/parser/functions/difference_spec.rb19
-rw-r--r--spec/unit/puppet/parser/functions/intersection_spec.rb19
-rw-r--r--spec/unit/puppet/parser/functions/union_spec.rb19
3 files changed, 57 insertions, 0 deletions
diff --git a/spec/unit/puppet/parser/functions/difference_spec.rb b/spec/unit/puppet/parser/functions/difference_spec.rb
new file mode 100644
index 0000000..9feff09
--- /dev/null
+++ b/spec/unit/puppet/parser/functions/difference_spec.rb
@@ -0,0 +1,19 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper'
+
+describe "the difference function" do
+ let(:scope) { PuppetlabsSpec::PuppetInternals.scope }
+
+ it "should exist" do
+ Puppet::Parser::Functions.function("difference").should == "function_difference"
+ end
+
+ it "should raise a ParseError if there are fewer than 2 arguments" do
+ lambda { scope.function_difference([]) }.should( raise_error(Puppet::ParseError) )
+ end
+
+ it "should return the difference between two arrays" do
+ result = scope.function_difference([["a","b","c"],["b","c","d"]])
+ result.should(eq(["a"]))
+ end
+end
diff --git a/spec/unit/puppet/parser/functions/intersection_spec.rb b/spec/unit/puppet/parser/functions/intersection_spec.rb
new file mode 100644
index 0000000..fd44f7f
--- /dev/null
+++ b/spec/unit/puppet/parser/functions/intersection_spec.rb
@@ -0,0 +1,19 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper'
+
+describe "the intersection function" do
+ let(:scope) { PuppetlabsSpec::PuppetInternals.scope }
+
+ it "should exist" do
+ Puppet::Parser::Functions.function("intersection").should == "function_intersection"
+ end
+
+ it "should raise a ParseError if there are fewer than 2 arguments" do
+ lambda { scope.function_intersection([]) }.should( raise_error(Puppet::ParseError) )
+ end
+
+ it "should return the intersection of two arrays" do
+ result = scope.function_intersection([["a","b","c"],["b","c","d"]])
+ result.should(eq(["b","c"]))
+ end
+end
diff --git a/spec/unit/puppet/parser/functions/union_spec.rb b/spec/unit/puppet/parser/functions/union_spec.rb
new file mode 100644
index 0000000..0d282ca
--- /dev/null
+++ b/spec/unit/puppet/parser/functions/union_spec.rb
@@ -0,0 +1,19 @@
+#! /usr/bin/env ruby -S rspec
+require 'spec_helper'
+
+describe "the union function" do
+ let(:scope) { PuppetlabsSpec::PuppetInternals.scope }
+
+ it "should exist" do
+ Puppet::Parser::Functions.function("union").should == "function_union"
+ end
+
+ it "should raise a ParseError if there are fewer than 2 arguments" do
+ lambda { scope.function_union([]) }.should( raise_error(Puppet::ParseError) )
+ end
+
+ it "should join two arrays together" do
+ result = scope.function_union([["a","b","c"],["b","c","d"]])
+ result.should(eq(["a","b","c","d"]))
+ end
+end