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author | Nobuyoshi Nakada <nobu@ruby-lang.org> | 2019-05-18 09:35:40 +0900 |
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committer | Nobuyoshi Nakada <nobu@ruby-lang.org> | 2019-05-18 09:35:40 +0900 |
commit | c4bad9f74e432572b80c24c7f1c519c5cc4c59a2 (patch) | |
tree | 39da14b04c3cd4fadfb8a5e36576b97afd28ea70 /test/ruby/test_ast.rb | |
parent | 39336a4210557d8677a2e07094efd785af0711ca (diff) |
Distinguish pre-condition and post-condition loops
Diffstat (limited to 'test/ruby/test_ast.rb')
-rw-r--r-- | test/ruby/test_ast.rb | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/test/ruby/test_ast.rb b/test/ruby/test_ast.rb index 974dfb77fb..7809be0994 100644 --- a/test/ruby/test_ast.rb +++ b/test/ruby/test_ast.rb @@ -278,4 +278,16 @@ class TestAst < Test::Unit::TestCase assert_equal(:LIT, body.type) assert_equal([1], body.children) end + + def test_while + node = RubyVM::AbstractSyntaxTree.parse('1 while 1') + _, _, body = *node.children + assert_equal(:WHILE, body.type) + type1 = body.children[2] + node = RubyVM::AbstractSyntaxTree.parse('begin 1 end while 1') + _, _, body = *node.children + assert_equal(:WHILE, body.type) + type2 = body.children[2] + assert_not_equal(type1, type2) + end end |