Convert `brew uses` test to spec.

1 files changed, 25 insertions, 0 deletions

diff --git a/Library/Homebrew/test/cmd/uses_spec.rb b/Library/Homebrew/test/cmd/uses_spec.rb
new file mode 100644
index 000000000..2a6f48cb7
--- /dev/null
+++ b/Library/Homebrew/test/cmd/uses_spec.rb
@@ -0,0 +1,25 @@
+describe "brew uses", :integration_test do
+  it "prints the Formulae a given Formula is used by" do
+    setup_test_formula "foo"
+    setup_test_formula "bar"
+    setup_test_formula "baz", <<-EOS.undent
+      url "https://example.com/baz-1.0"
+      depends_on "bar"
+    EOS
+
+    expect { brew "uses", "baz" }
+      .to be_a_success
+      .and not_to_output.to_stdout
+      .and not_to_output.to_stderr
+
+    expect { brew "uses", "bar" }
+      .to output("baz\n").to_stdout
+      .and not_to_output.to_stderr
+      .and be_a_success
+
+    expect { brew "uses", "--recursive", "foo" }
+      .to output(/(bar\nbaz|baz\nbar)/).to_stdout
+      .and not_to_output.to_stderr
+      .and be_a_success
+  end
+end