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Diffstat (limited to 'test/prism/parse_stream_test.rb')
-rw-r--r-- | test/prism/parse_stream_test.rb | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/test/prism/parse_stream_test.rb b/test/prism/parse_stream_test.rb new file mode 100644 index 0000000000..9e6347b92b --- /dev/null +++ b/test/prism/parse_stream_test.rb @@ -0,0 +1,74 @@ +# frozen_string_literal: true + +require_relative "test_helper" +require "stringio" + +module Prism + class ParseStreamTest < TestCase + def test_single_line + io = StringIO.new("1 + 2") + result = Prism.parse_stream(io) + + assert result.success? + assert_kind_of Prism::CallNode, result.value.statements.body.first + end + + def test_multi_line + io = StringIO.new("1 + 2\n3 + 4") + result = Prism.parse_stream(io) + + assert result.success? + assert_kind_of Prism::CallNode, result.value.statements.body.first + assert_kind_of Prism::CallNode, result.value.statements.body.last + end + + def test_multi_read + io = StringIO.new("a" * 4096 * 4) + result = Prism.parse_stream(io) + + assert result.success? + assert_kind_of Prism::CallNode, result.value.statements.body.first + end + + def test___END__ + io = StringIO.new("1 + 2\n3 + 4\n__END__\n5 + 6") + result = Prism.parse_stream(io) + + assert result.success? + assert_equal 2, result.value.statements.body.length + assert_equal "5 + 6", io.read + end + + def test_false___END___in_string + io = StringIO.new("1 + 2\n3 + 4\n\"\n__END__\n\"\n5 + 6") + result = Prism.parse_stream(io) + + assert result.success? + assert_equal 4, result.value.statements.body.length + end + + def test_false___END___in_regexp + io = StringIO.new("1 + 2\n3 + 4\n/\n__END__\n/\n5 + 6") + result = Prism.parse_stream(io) + + assert result.success? + assert_equal 4, result.value.statements.body.length + end + + def test_false___END___in_list + io = StringIO.new("1 + 2\n3 + 4\n%w[\n__END__\n]\n5 + 6") + result = Prism.parse_stream(io) + + assert result.success? + assert_equal 4, result.value.statements.body.length + end + + def test_false___END___in_heredoc + io = StringIO.new("1 + 2\n3 + 4\n<<-EOF\n__END__\nEOF\n5 + 6") + result = Prism.parse_stream(io) + + assert result.success? + assert_equal 4, result.value.statements.body.length + end + end +end |