Add new update-bash command for testing.

This will become the default updater at a later point in the future.

1 files changed, 106 insertions, 0 deletions

diff --git a/Library/Homebrew/test/test_update_report.rb b/Library/Homebrew/test/test_update_report.rb
new file mode 100644
index 000000000..6f3d70afa
--- /dev/null
+++ b/Library/Homebrew/test/test_update_report.rb
@@ -0,0 +1,106 @@
+require "testing_env"
+require "cmd/update-report"
+require "formula_versions"
+require "yaml"
+
+class ReportTests < Homebrew::TestCase
+  class ReporterMock < ::Reporter
+    attr_accessor :diff, :expected, :called
+
+    def initialize(repository)
+      repo_var = Reporter.repository_variable(repository)
+      ENV["HOMEBREW_UPDATE_BEFORE#{repo_var}"] = "abcdef12"
+      ENV["HOMEBREW_UPDATE_AFTER#{repo_var}"] = "abcdef12"
+      super
+      @outputs = Hash.new { |h, k| h[k] = [] }
+      @expected = []
+      @called = []
+    end
+
+    def in_repo_expect(cmd, output = "")
+      @expected << cmd
+      @outputs[cmd] << output
+    end
+
+    def `(*args)
+      cmd = args.join(" ")
+      if @expected.include?(cmd) && !@outputs[cmd].empty?
+        @called << cmd
+        @outputs[cmd].shift
+      else
+        raise "#{inspect} unexpectedly called backticks: `#{cmd}`"
+      end
+    end
+    alias_method :safe_system, :`
+    alias_method :system, :`
+
+    def inspect
+      "#<#{self.class.name}>"
+    end
+  end
+
+  def fixture(name)
+    self.class.fixture_data[name] || ""
+  end
+
+  def self.fixture_data
+    @fixture_data ||= YAML.load_file("#{TEST_DIRECTORY}/fixtures/updater_fixture.yaml")
+  end
+
+  def setup
+    @updater = ReporterMock.new(HOMEBREW_REPOSITORY)
+    @report = Report.new
+  end
+
+  def teardown
+    FileUtils.rm_rf HOMEBREW_LIBRARY.join("Taps")
+  end
+
+  def perform_update(fixture_name = "")
+    Formulary.stubs(:factory).returns(stub(:pkg_version => "1.0"))
+    FormulaVersions.stubs(:new).returns(stub(:formula_at_revision => "2.0"))
+    @updater.diff = fixture(fixture_name)
+    @report.update(@updater.report)
+    assert_equal @updater.expected, @updater.called
+  end
+
+  def test_update_homebrew_without_any_changes
+    perform_update
+    assert_empty @report
+  end
+
+  def test_update_homebrew_without_formulae_changes
+    perform_update("update_git_diff_output_without_formulae_changes")
+    assert_empty @report.select_formula(:M)
+    assert_empty @report.select_formula(:A)
+    assert_empty @report.select_formula(:D)
+  end
+
+  def test_update_homebrew_with_changed_filetype
+    perform_update("update_git_diff_output_with_changed_filetype")
+  end
+
+  def test_update_homebrew_with_restructured_tap
+    repo = HOMEBREW_LIBRARY.join("Taps", "foo", "bar")
+    @updater = ReporterMock.new(repo)
+    repo.join("Formula").mkpath
+
+    perform_update("update_git_diff_output_with_restructured_tap")
+  end
+
+  def test_update_homebrew_simulate_homebrew_php_restructuring
+    repo = HOMEBREW_LIBRARY.join("Taps", "foo", "bar")
+    @updater = ReporterMock.new(repo)
+    repo.join("Formula").mkpath
+
+    perform_update("update_git_diff_simulate_homebrew_php_restructuring")
+  end
+
+  def test_update_homebrew_with_tap_formulae_changes
+    repo = HOMEBREW_LIBRARY.join("Taps", "foo", "bar")
+    @updater = ReporterMock.new(repo)
+    repo.join("Formula").mkpath
+
+    perform_update("update_git_diff_output_with_tap_formulae_changes")
+  end
+end