Convert formula_spec_selection test to spec.

1 files changed, 100 insertions, 0 deletions

diff --git a/Library/Homebrew/test/formula_spec_selection_spec.rb b/Library/Homebrew/test/formula_spec_selection_spec.rb
new file mode 100644
index 000000000..20231ffda
--- /dev/null
+++ b/Library/Homebrew/test/formula_spec_selection_spec.rb
@@ -0,0 +1,100 @@
+require "formula"
+
+describe Formula do
+  describe "::new" do
+    it "selects stable by default" do
+      f = formula do
+        url "foo-1.0"
+        devel { url "foo-1.1a" }
+        head "foo"
+      end
+
+      expect(f).to be_stable
+    end
+
+    it "selects stable when exclusive" do
+      f = formula { url "foo-1.0" }
+      expect(f).to be_stable
+    end
+
+    it "selects devel before HEAD" do
+      f = formula do
+        devel { url "foo-1.1a" }
+        head "foo"
+      end
+
+      expect(f).to be_devel
+    end
+
+    it "selects devel when exclusive" do
+      f = formula { devel { url "foo-1.1a" } }
+      expect(f).to be_devel
+    end
+
+    it "selects HEAD when exclusive" do
+      f = formula { head "foo" }
+      expect(f).to be_head
+    end
+
+    it "does not select an incomplete spec" do
+      f = formula do
+        sha256 TEST_SHA256
+        version "1.0"
+        head "foo"
+      end
+
+      expect(f).to be_head
+    end
+
+    it "does not set an incomplete stable spec" do
+      f = formula do
+        sha256 TEST_SHA256
+        devel { url "foo-1.1a" }
+        head "foo"
+      end
+
+      expect(f.stable).to be nil
+      expect(f).to be_devel
+    end
+
+    it "selects HEAD when requested" do
+      f = formula("test", spec: :head) do
+        url "foo-1.0"
+        devel { url "foo-1.1a" }
+        head "foo"
+      end
+
+      expect(f).to be_head
+    end
+
+    it "selects devel when requested" do
+      f = formula("test", spec: :devel) do
+        url "foo-1.0"
+        devel { url "foo-1.1a" }
+        head "foo"
+      end
+
+      expect(f).to be_devel
+    end
+
+    it "does not set an incomplete devel spec" do
+      f = formula do
+        url "foo-1.0"
+        devel { version "1.1a" }
+        head "foo"
+      end
+
+      expect(f.devel).to be nil
+      expect(f).to be_stable
+    end
+
+    it "does not raise an error for a missing spec" do
+      f = formula("test", spec: :devel) do
+        url "foo-1.0"
+        head "foo"
+      end
+
+      expect(f).to be_stable
+    end
+  end
+end