Refactor accessibility test.

Library/Homebrew/cask/test/cask/accessibility_test.rb

@@ -3,73 +3,75 @@ require "test_helper"
 # TODO: this test should be named after the corresponding class, once
 #       that class is abstracted from installer.rb.
 describe "Accessibility Access" do
-  before do
-    cask = Hbc.load("with-accessibility-access")
-    with_fake_command = { command: Hbc::FakeSystemCommand }
-    @installer = Hbc::Installer.new(cask, with_fake_command)
-  end
+  let(:cask) { Hbc.load("with-accessibility-access") }
+  let(:with_fake_command) { { command: Hbc::FakeSystemCommand } }
+  let(:installer) { Hbc::Installer.new(cask, with_fake_command) }
 
   describe "install" do
     it "can enable accessibility access" do
-      MacOS.stubs(version: MacOS::Version.new("10.9"))
-
-      @installer.stubs(bundle_identifier: "com.example.BasicCask")
-
-      Hbc::FakeSystemCommand.expects_command(
-        ["/usr/bin/sudo", "-E", "--", "/usr/bin/sqlite3", Hbc.tcc_db, "INSERT OR REPLACE INTO access VALUES('kTCCServiceAccessibility','com.example.BasicCask',0,1,1,NULL);"]
-      )
-      shutup do
-        @installer.enable_accessibility_access
+      MacOS.stub :version, MacOS::Version.new("10.9") do
+        installer.stub :bundle_identifier, "com.example.BasicCask" do
+          Hbc::FakeSystemCommand.expects_command(
+            ["/usr/bin/sudo", "-E", "--", "/usr/bin/sqlite3", Hbc.tcc_db, "INSERT OR REPLACE INTO access VALUES('kTCCServiceAccessibility','com.example.BasicCask',0,1,1,NULL);"]
+          )
+          shutup do
+            installer.enable_accessibility_access
+          end
+        end
       end
     end
-    it "can enable accessibility access in macOS releases prior to Mavericks" do
-      MacOS.stubs(version: MacOS::Version.new("10.8"))
 
-      Hbc::FakeSystemCommand.expects_command(
-        ["/usr/bin/sudo", "-E", "--", "/usr/bin/touch", Hbc.pre_mavericks_accessibility_dotfile]
-      )
-      shutup do
-        @installer.enable_accessibility_access
+    it "can enable accessibility access in macOS releases prior to Mavericks" do
+      MacOS.stub :version, MacOS::Version.new("10.8") do
+        Hbc::FakeSystemCommand.expects_command(
+          ["/usr/bin/sudo", "-E", "--", "/usr/bin/touch", Hbc.pre_mavericks_accessibility_dotfile]
+        )
+        shutup do
+          installer.enable_accessibility_access
+        end
       end
     end
-    it "warns about enabling accessibility access on new macOS releases" do
-      MacOS.stubs(version: MacOS::Version.new("10.12"))
-
-      @installer.stubs(bundle_identifier: "com.example.BasicCask")
 
-      capture_io { @installer.enable_accessibility_access }[1]
-        .must_match("Warning: Accessibility access cannot be enabled automatically on this version of macOS.")
+    it "warns about enabling accessibility access on new macOS releases" do
+      MacOS.stub :version, MacOS::Version.new("10.12") do
+        installer.stub :bundle_identifier, "com.example.BasicCask" do
+          capture_io { installer.enable_accessibility_access }[1]
+            .must_match("Warning: Accessibility access cannot be enabled automatically on this version of macOS.")
+        end
+      end
     end
   end
 
   describe "uninstall" do
     it "can disable accessibility access" do
-      MacOS.stubs(version: MacOS::Version.new("10.9"))
-
-      @installer.stubs(bundle_identifier: "com.example.BasicCask")
-
-      Hbc::FakeSystemCommand.expects_command(
-        ["/usr/bin/sudo", "-E", "--", "/usr/bin/sqlite3", Hbc.tcc_db, "DELETE FROM access WHERE client='com.example.BasicCask';"]
-      )
-      shutup do
-        @installer.disable_accessibility_access
+      MacOS.stub :version, MacOS::Version.new("10.9") do
+        installer.stub :bundle_identifier, "com.example.BasicCask" do
+          Hbc::FakeSystemCommand.expects_command(
+            ["/usr/bin/sudo", "-E", "--", "/usr/bin/sqlite3", Hbc.tcc_db, "DELETE FROM access WHERE client='com.example.BasicCask';"]
+          )
+          shutup do
+            installer.disable_accessibility_access
+          end
+        end
       end
     end
-    it "warns about disabling accessibility access on old macOS releases" do
-      MacOS.stubs(version: MacOS::Version.new("10.8"))
-
-      @installer.stubs(bundle_identifier: "com.example.BasicCask")
 
-      capture_io { @installer.disable_accessibility_access }[1]
-        .must_match("Warning: Accessibility access cannot be disabled automatically on this version of macOS.")
+    it "warns about disabling accessibility access on old macOS releases" do
+      MacOS.stub :version, MacOS::Version.new("10.8") do
+        installer.stub :bundle_identifier, "com.example.BasicCask" do
+          capture_io { installer.disable_accessibility_access }[1]
+            .must_match("Warning: Accessibility access cannot be disabled automatically on this version of macOS.")
+        end
+      end
     end
-    it "warns about disabling accessibility access on new macOS releases" do
-      MacOS.stubs(version: MacOS::Version.new("10.12"))
-
-      @installer.stubs(bundle_identifier: "com.example.BasicCask")
 
-      capture_io { @installer.disable_accessibility_access }[1]
-        .must_match("Warning: Accessibility access cannot be disabled automatically on this version of macOS.")
+    it "warns about disabling accessibility access on new macOS releases" do
+      MacOS.stub :version, MacOS::Version.new("10.12") do
+        installer.stub :bundle_identifier, "com.example.BasicCask" do
+          capture_io { installer.disable_accessibility_access }[1]
+            .must_match("Warning: Accessibility access cannot be disabled automatically on this version of macOS.")
+        end
+      end
     end
   end
 end