refactor specs

spec/auth_token_file_spec.rb

@@ -5,44 +5,41 @@
  stub_const("Gist::URL_ENV_NAME", "STUBBED_GITHUB_URL")
  end
 
- context "without custom GITHUB_URL" do
- let(:expected_filename) { File.expand_path "~/.gist" }
+ describe "#filename" do
+ let(:filename) { double() }
 
- describe "#filename" do
- it "is stored in $HOME" do
- subject.filename.should eq expected_filename
+ context "with default GITHUB_URL" do
+ it "is ~/.gist" do
+ File.should_receive(:expand_path).with("~/.gist").and_return(filename)
+ subject.filename.should be filename
  end
  end
 
- describe "#read" do
- let(:token) { "auth_token" }
-
- it "reads file contents" do
- File.should_receive(:read).with(expected_filename).and_return(token)
- subject.read.should eq token
+ context "with custom GITHUB_URL" do
+ before do
+ ENV[Gist::URL_ENV_NAME] = github_url
  end
+ let(:github_url) { "gh.custom.org" }
 
- it "chomps file contents" do
- File.should_receive(:read).with(expected_filename).and_return(token + "\n")
- subject.read.should eq token
+ it "is ~/.gist.{custom_github_url}" do
+ File.should_receive(:expand_path).with("~/.gist.#{github_url}").and_return(filename)
+ subject.filename.should be filename
  end
  end
+
  end
 
- context "with custom GITHUB_URL" do
- let(:github_url) { "gh.custom.org" }
- let(:expected_filename) { File.expand_path "~/.gist.#{github_url}" }
+ describe "#read" do
+ let(:token) { "auth_token" }
 
- before do
- ENV[Gist::URL_ENV_NAME] = github_url
+ it "reads file contents" do
+ File.should_receive(:read).and_return(token)
+ subject.read.should eq token
  end
 
- describe "#filename" do
- it "is stored in $HOME" do
- subject.filename.should eq expected_filename
- end
+ it "chomps file contents" do
+ File.should_receive(:read).and_return(token + "\n")
+ subject.read.should eq token
  end
-
  end
-
 end