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| -rw-r--r-- | spec/unit/node/attribute_spec.rb | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/spec/unit/node/attribute_spec.rb b/spec/unit/node/attribute_spec.rb index 67a491595d..008fef4a3e 100644 --- a/spec/unit/node/attribute_spec.rb +++ b/spec/unit/node/attribute_spec.rb @@ -1128,6 +1128,40 @@ describe Chef::Node::Attribute do end end + describe "when deep-merging between precedence levels" do + it "correctly deep merges hashes and preserves the original contents" do + @attributes.default = { "arglebargle" => { "foo" => "bar" } } + @attributes.override = { "arglebargle" => { "fizz" => "buzz" } } + expect(@attributes.merged_attributes[:arglebargle]).to eq({ "foo" => "bar", "fizz" => "buzz" }) + expect(@attributes.default[:arglebargle]).to eq({ "foo" => "bar" }) + expect(@attributes.override[:arglebargle]).to eq({ "fizz" => "buzz" }) + end + + it "does not deep merge arrays, and preserves the original contents" do + @attributes.default = { "arglebargle" => [ 1, 2, 3 ] } + @attributes.override = { "arglebargle" => [ 4, 5, 6 ] } + expect(@attributes.merged_attributes[:arglebargle]).to eq([ 4, 5, 6 ]) + expect(@attributes.default[:arglebargle]).to eq([ 1, 2, 3 ]) + expect(@attributes.override[:arglebargle]).to eq([ 4, 5, 6 ]) + end + + it "correctly deep merges hashes and preserves the original contents when merging default and role_default" do + @attributes.default = { "arglebargle" => { "foo" => "bar" } } + @attributes.role_default = { "arglebargle" => { "fizz" => "buzz" } } + expect(@attributes.merged_attributes[:arglebargle]).to eq({ "foo" => "bar", "fizz" => "buzz" }) + expect(@attributes.default[:arglebargle]).to eq({ "foo" => "bar" }) + expect(@attributes.role_efault[:arglebargle]).to eq({ "fizz" => "buzz" }) + end + + it "correctly deep merges arrays, and preserves the original contents when merging default and role_default" do + @attributes.default = { "arglebargle" => [ 1, 2, 3 ] } + @attributes.role_default = { "arglebargle" => [ 4, 5, 6 ] } + expect(@attributes.merged_attributes[:arglebargle]).to eq([ 1, 2, 3, 4, 5, 6 ]) + expect(@attributes.default[:arglebargle]).to eq([ 1, 2, 3 ]) + expect(@attributes.role_default[:arglebargle]).to eq([ 4, 5, 6 ]) + end + end + describe "when attemping to write without specifying precedence" do it "raises an error when using []=" do expect { @attributes[:new_key] = "new value" }.to raise_error(Chef::Exceptions::ImmutableAttributeModification) |