1 files changed, 84 insertions, 0 deletions
diff --git a/test/rubygems/test_gem_ext_configure_builder.rb b/test/rubygems/test_gem_ext_configure_builder.rb
new file mode 100644
index 0000000000..c32aa2e23f
--- /dev/null
+++ b/test/rubygems/test_gem_ext_configure_builder.rb
@@ -0,0 +1,84 @@
+require 'test/unit'
+require File.join(File.expand_path(File.dirname(__FILE__)), 'gemutilities')
+require 'rubygems/ext'
+
+class TestGemExtConfigureBuilder < RubyGemTestCase
+
+  def setup
+    super
+
+    @makefile_body =  "all:\n\t@echo ok\ninstall:\n\t@echo ok"
+
+    @ext = File.join @tempdir, 'ext'
+    @dest_path = File.join @tempdir, 'prefix'
+
+    FileUtils.mkdir_p @ext
+    FileUtils.mkdir_p @dest_path
+  end
+
+  def test_self_build
+    return if RUBY_PLATFORM =~ /mswin/ # HACK
+
+    File.open File.join(@ext, './configure'), 'w' do |configure|
+      configure.puts "#!/bin/sh\necho \"#{@makefile_body}\" > Makefile"
+    end
+
+    output = []
+
+    Dir.chdir @ext do
+      Gem::Ext::ConfigureBuilder.build nil, nil, @dest_path, output
+    end
+
+    expected = [
+      "sh ./configure --prefix=#{@dest_path}",
+      "", "make", "ok\n", "make install", "ok\n"
+    ]
+
+    assert_equal expected, output
+  end
+
+  def test_self_build_fail
+    return if RUBY_PLATFORM =~ /mswin/ # HACK
+    output = []
+
+    error = assert_raise Gem::InstallError do
+      Dir.chdir @ext do
+        Gem::Ext::ConfigureBuilder.build nil, nil, @dest_path, output
+      end
+    end
+
+    expected = %r|configure failed:
+
+sh \./configure --prefix=#{@dest_path}
+.*?: \./configure: No such file or directory
+|
+
+    assert_match expected, error.message
+
+    assert_equal "sh ./configure --prefix=#{@dest_path}", output.shift
+    assert_match %r|\./configure: No such file or directory\n|, output.shift
+    assert_equal true, output.empty?
+  end
+
+  def test_self_build_has_makefile
+    File.open File.join(@ext, 'Makefile'), 'w' do |makefile|
+      makefile.puts @makefile_body
+    end
+
+    output = []
+    Dir.chdir @ext do
+      Gem::Ext::ConfigureBuilder.build nil, nil, @dest_path, output
+    end
+
+    case RUBY_PLATFORM
+    when /mswin/ then
+      assert_equal 'nmake', output[0]
+      assert_equal 'nmake install', output[2]
+    else
+      assert_equal 'make', output[0]
+      assert_equal 'make install', output[2]
+    end
+  end
+
+end
+