yui-knk	2017-10-22 22:49:41 +0900 (Sun, 22 Oct 2017)

  New Revision: 60364

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=60364

  Log:
    Add test cases for branch coverage
    
    * test/coverage/test_coverage.rb (test_branch_coverage_for_if_statement):
      Add test cases for if/unless without else clauses.

  Modified files:
    trunk/test/coverage/test_coverage.rb
Index: test/coverage/test_coverage.rb
===================================================================
--- test/coverage/test_coverage.rb	(revision 60363)
+++ test/coverage/test_coverage.rb	(revision 60364)
@@ -197,8 +197,10 @@ class TestCoverage < Test::Unit::TestCas https://github.com/ruby/ruby/blob/trunk/test/coverage/test_coverage.rb#L197
   def test_branch_coverage_for_if_statement
     result = {
       :branches => {
-        [:if    , 0, 2, 2] => {[:then, 1,  3, 4]=>2, [:else, 2, 5, 4]=>1},
-        [:unless, 3, 8, 2] => {[:else, 4, 11, 4]=>2, [:then, 5, 9, 4]=>1},
+        [:if    , 0,  2, 2] => {[:then,  1,  3, 4]=>2, [:else,  2,  5, 4]=>1},
+        [:unless, 3,  8, 2] => {[:else,  4, 11, 4]=>2, [:then,  5,  9, 4]=>1},
+        [:if    , 6, 14, 2] => {[:then,  7, 15, 4]=>2, [:else,  8, 14, 2]=>1},
+        [:unless, 9, 18, 2] => {[:else, 10, 18, 2]=>2, [:then, 11, 19, 4]=>1},
       }
     }
     assert_coverage(<<~"end;", { branches: true }, result)
@@ -214,6 +216,14 @@ class TestCoverage < Test::Unit::TestCas https://github.com/ruby/ruby/blob/trunk/test/coverage/test_coverage.rb#L216
         else
           1
         end
+
+        if x == 0
+          0
+        end
+
+        unless x == 0
+          0
+        end
       end
 
       foo(0)

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