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require "helper"
require "thor/actions"
describe Thor::Actions::EmptyDirectory do
before do
::FileUtils.rm_rf(destination_root)
end
def empty_directory(destination, options = {})
@action = Thor::Actions::EmptyDirectory.new(base, destination)
end
def invoke!
capture(:stdout) { @action.invoke! }
end
def revoke!
capture(:stdout) { @action.revoke! }
end
def base
@base ||= MyCounter.new([1, 2], {}, destination_root: destination_root)
end
describe "#destination" do
it "returns the full destination with the destination_root" do
expect(empty_directory("doc").destination).to eq(File.join(destination_root, "doc"))
end
it "takes relative root into account" do
base.inside("doc") do
expect(empty_directory("contents").destination).to eq(File.join(destination_root, "doc", "contents"))
end
end
end
describe "#relative_destination" do
it "returns the relative destination to the original destination root" do
base.inside("doc") do
expect(empty_directory("contents").relative_destination).to eq("doc/contents")
end
end
end
describe "#given_destination" do
it "returns the destination supplied by the user" do
base.inside("doc") do
expect(empty_directory("contents").given_destination).to eq("contents")
end
end
end
describe "#invoke!" do
it "copies the file to the specified destination" do
empty_directory("doc")
invoke!
expect(File.exist?(File.join(destination_root, "doc"))).to be true
end
it "shows created status to the user" do
empty_directory("doc")
expect(invoke!).to eq(" create doc\n")
end
it "does not create a directory if pretending" do
base.inside("foo", pretend: true) do
empty_directory("ghost")
end
expect(File.exist?(File.join(base.destination_root, "ghost"))).to be false
end
describe "when directory exists" do
it "shows exist status" do
empty_directory("doc")
invoke!
expect(invoke!).to eq(" exist doc\n")
end
end
end
describe "#revoke!" do
it "removes the destination file" do
empty_directory("doc")
invoke!
revoke!
expect(File.exist?(@action.destination)).to be false
end
end
describe "#exists?" do
it "returns true if the destination file exists" do
empty_directory("doc")
expect(@action.exists?).to be false
invoke!
expect(@action.exists?).to be true
end
end
context "protected methods" do
describe "#convert_encoded_instructions" do
before do
empty_directory("test_dir")
allow(@action.base).to receive(:file_name).and_return("expected")
end
it "accepts and executes a 'legal' %\w+% encoded instruction" do
expect(@action.send(:convert_encoded_instructions, "%file_name%.txt")).to eq("expected.txt")
end
it "accepts and executes a private %\w+% encoded instruction" do
@action.base.extend Module.new {
def private_file_name
"expected"
end
private :private_file_name
}
expect(@action.send(:convert_encoded_instructions, "%private_file_name%.txt")).to eq("expected.txt")
end
it "ignores an 'illegal' %\w+% encoded instruction" do
expect(@action.send(:convert_encoded_instructions, "%some_name%.txt")).to eq("%some_name%.txt")
end
it "ignores incorrectly encoded instruction" do
expect(@action.send(:convert_encoded_instructions, "%some.name%.txt")).to eq("%some.name%.txt")
end
end
end
end
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