1 files changed, 79 insertions, 0 deletions
diff --git a/test/rdoc/test_rdoc_include.rb b/test/rdoc/test_rdoc_include.rb
index e4a44b4358..71eaf9abf8 100644
--- a/test/rdoc/test_rdoc_include.rb
+++ b/test/rdoc/test_rdoc_include.rb
@@ -6,6 +6,7 @@ class TestRDocInclude < XrefTestCase
     super
 
     @inc = RDoc::Include.new 'M1', 'comment'
+    @inc.parent = @m1
   end
 
   def test_module
@@ -13,5 +14,83 @@ class TestRDocInclude < XrefTestCase
     assert_equal 'Unknown', RDoc::Include.new('Unknown', 'comment').module
   end
 
+  def test_module_extended
+    m1 = @xref_data.add_module RDoc::NormalModule, 'Mod1'
+    m1_m3 = m1.add_module RDoc::NormalModule, 'Mod3'
+    m1_m2 = m1.add_module RDoc::NormalModule, 'Mod2'
+    m1_m2_m3 = m1_m2.add_module RDoc::NormalModule, 'Mod3'
+    m1_m2_m3_m4 = m1_m2_m3.add_module RDoc::NormalModule, 'Mod4'
+    m1_m2_m4 = m1_m2.add_module RDoc::NormalModule, 'Mod4'
+    m1_m2_k0 = m1_m2.add_class RDoc::NormalClass, 'Klass0'
+    m1_m2_k0_m4 = m1_m2_k0.add_module RDoc::NormalModule, 'Mod4'
+    #m1_m2_k0_m4_m5 = m1_m2_k0_m4.add_module RDoc::NormalModule, 'Mod5'
+    m1_m2_k0_m4_m6 = m1_m2_k0_m4.add_module RDoc::NormalModule, 'Mod6'
+    m1_m2_k0_m5 = m1_m2_k0.add_module RDoc::NormalModule, 'Mod5'
+
+    i0_m4 = RDoc::Include.new 'Mod4', nil
+    i0_m5 = RDoc::Include.new 'Mod5', nil
+    i0_m6 = RDoc::Include.new 'Mod6', nil
+    i0_m1 = RDoc::Include.new 'Mod1', nil
+    i0_m2 = RDoc::Include.new 'Mod2', nil
+    i0_m3 = RDoc::Include.new 'Mod3', nil
+
+    m1_m2_k0.add_include i0_m4
+    m1_m2_k0.add_include i0_m5
+    m1_m2_k0.add_include i0_m6
+    m1_m2_k0.add_include i0_m1
+    m1_m2_k0.add_include i0_m2
+    m1_m2_k0.add_include i0_m3
+
+    assert_equal [i0_m4, i0_m5, i0_m6, i0_m1, i0_m2, i0_m3], m1_m2_k0.includes
+    assert_equal [m1_m2_m3, m1_m2, m1, m1_m2_k0_m4_m6, m1_m2_k0_m5,
+                  m1_m2_k0_m4, 'Object'], m1_m2_k0.ancestors
+
+    m1_k1 = m1.add_class RDoc::NormalClass, 'Klass1'
+
+    i1_m1 = RDoc::Include.new 'Mod1', nil
+    i1_m2 = RDoc::Include.new 'Mod2', nil
+    i1_m3 = RDoc::Include.new 'Mod3', nil
+    i1_m4 = RDoc::Include.new 'Mod4', nil
+    i1_k0_m4 = RDoc::Include.new 'Klass0::Mod4', nil
+
+    m1_k1.add_include i1_m1
+    m1_k1.add_include i1_m2
+    m1_k1.add_include i1_m3
+    m1_k1.add_include i1_m4
+    m1_k1.add_include i1_k0_m4
+
+    assert_equal [i1_m1, i1_m2, i1_m3, i1_m4, i1_k0_m4], m1_k1.includes
+    assert_equal [m1_m2_k0_m4, m1_m2_m3_m4, m1_m2_m3, m1_m2, m1, 'Object'],
+                 m1_k1.ancestors
+
+    m1_k2 = m1.add_class RDoc::NormalClass, 'Klass2'
+
+    i2_m1 = RDoc::Include.new 'Mod1', nil
+    i2_m2 = RDoc::Include.new 'Mod2', nil
+    i2_m3 = RDoc::Include.new 'Mod3', nil
+    i2_k0_m4 = RDoc::Include.new 'Klass0::Mod4', nil
+
+    m1_k2.add_include i2_m1
+    m1_k2.add_include i2_m3
+    m1_k2.add_include i2_m2
+    m1_k2.add_include i2_k0_m4
+
+    assert_equal [i2_m1, i2_m3, i2_m2, i2_k0_m4], m1_k2.includes
+    assert_equal [m1_m2_k0_m4, m1_m2, m1_m3, m1, 'Object'], m1_k2.ancestors
+
+    m1_k3 = m1.add_class RDoc::NormalClass, 'Klass3'
+
+    i3_m1 = RDoc::Include.new 'Mod1', nil
+    i3_m2 = RDoc::Include.new 'Mod2', nil
+    i3_m4 = RDoc::Include.new 'Mod4', nil
+
+    m1_k3.add_include i3_m1
+    m1_k3.add_include i3_m2
+    m1_k3.add_include i3_m4
+
+    assert_equal [i3_m1, i3_m2, i3_m4], m1_k3.includes
+    assert_equal [m1_m2_m4, m1_m2, m1, 'Object'], m1_k3.ancestors
+  end
+
 end