ruby : handle build options on installation (#3206)

* Don't pass empty string to cmake command

* Refactor Dependencies

* Use found cmake path for options

* Maintain extsources.rb

* List dependent files by directory separator agnostic way

* Prepend whitespace before '='

* Handle build options on install

* Remove useless test

* Retrieve gem file name and version from spec file

* Bump version to 1.3.3

* Update date

* Add install option examples

* [skip ci]Remove unused module

bindings/ruby/tests/helper.rb

@@ -21,15 +21,4 @@ class TestBase < Test::Unit::TestCase
   def whisper
     self.class.whisper
   end
-
-  module BuildOptions
-    load "ext/options.rb", self
-    Options.include self
-
-    def enable_config(name)
-    end
-
-    def arg_config(name)
-    end
-  end
 end

bindings/ruby/tests/test_package.rb

@@ -18,12 +18,10 @@ class TestPackage < TestBase
     end
 
     def test_install
-      match_data = `rake -Tbuild`.match(/(whispercpp-(.+)\.gem)/)
-      filename = match_data[1]
-      version = match_data[2]
+      gemspec = Gem::Specification.load("whispercpp.gemspec")
       Dir.mktmpdir do |dir|
-        system "gem", "install", "--install-dir", dir.shellescape, "--no-document", "pkg/#{filename.shellescape}", exception: true
-        assert_installed dir, version
+        system "gem", "install", "--install-dir", dir.shellescape, "--no-document", "pkg/#{gemspec.file_name.shellescape}", exception: true
+        assert_installed dir, gemspec.version
       end
     end
 
@@ -35,12 +33,4 @@ class TestPackage < TestBase
       assert_path_not_exist File.join(dir, "gems/whispercpp-#{version}/ext/build")
     end
   end
-
-  def test_build_options
-    options = BuildOptions::Options.new
-    assert_empty options.missing_options
-    if ENV["TEST_EXTRA_OPTIONS"] == "1"
-      assert_empty options.extra_options
-    end
-  end
 end