Convert `brew irb` test to spec.

1 files changed, 24 insertions, 0 deletions

diff --git a/Library/Homebrew/test/cmd/irb_spec.rb b/Library/Homebrew/test/cmd/irb_spec.rb
new file mode 100644
index 000000000..44410fabe
--- /dev/null
+++ b/Library/Homebrew/test/cmd/irb_spec.rb
@@ -0,0 +1,24 @@
+describe "brew irb", :integration_test do
+  it "starts an interactive Homebrew shell session" do
+    setup_test_formula "testball"
+
+    irb_test = HOMEBREW_TEMP/"irb-test.rb"
+    irb_test.write <<-EOS.undent
+      "testball".f
+      :testball.f
+      exit
+    EOS
+
+    expect { brew "irb", irb_test }
+      .to output(/Interactive Homebrew Shell/).to_stdout
+      .and not_to_output.to_stderr
+      .and be_a_success
+  end
+
+  specify "--examples" do
+    expect { brew "irb", "--examples" }
+      .to output(/'v8'\.f # => instance of the v8 formula/).to_stdout
+      .and not_to_output.to_stderr
+      .and be_a_success
+  end
+end