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|
# frozen_string_literal: true
require_relative "test_helper"
module Prism
class HeredocDedentTest < TestCase
def test_content_dedented_interpolation_content
assert_heredoc_dedent(
" a\n" "1\n" " a\n",
"<<~EOF\n" " a\n" "\#{1}\n" " a\n" "EOF\n"
)
end
def test_content
assert_heredoc_dedent(
"a\n",
"<<~EOF\n" " a\n" "EOF\n"
)
end
def test_tabs_dedent_spaces
assert_heredoc_dedent(
"\ta\n" "b\n" "\t\tc\n",
"<<~EOF\n" "\ta\n" " b\n" "\t\tc\n" "EOF\n"
)
end
def test_interpolation_then_content
assert_heredoc_dedent(
"1 a\n",
"<<~EOF\n" " \#{1} a\n" "EOF\n"
)
end
def test_content_then_interpolation
assert_heredoc_dedent(
"a 1\n",
"<<~EOF\n" " a \#{1}\n" "EOF\n"
)
end
def test_content_dedented_interpolation
assert_heredoc_dedent(
" a\n" "1\n",
"<<~EOF\n" " a\n" " \#{1}\n" "EOF\n"
)
end
def test_content_interpolation
assert_heredoc_dedent(
"a\n" "1\n",
"<<~EOF\n" " a\n" " \#{1}\n" "EOF\n"
)
end
def test_content_content
assert_heredoc_dedent(
"a\n" "b\n",
"<<~EOF\n" " a\n" " b\n" "EOF\n"
)
end
def test_content_indented_content
assert_heredoc_dedent(
"a\n" " b\n",
"<<~EOF\n" " a\n" " b\n" "EOF\n"
)
end
def test_content_dedented_content
assert_heredoc_dedent(
"\ta\n" "b\n",
"<<~EOF\n" "\t\t\ta\n" "\t\tb\n" "EOF\n"
)
end
def test_single_quote
assert_heredoc_dedent(
"a \#{1}\n",
"<<~'EOF'\n" "a \#{1}\n" "EOF\n"
)
end
def test_mixed_indentation
assert_heredoc_dedent(
"a\n" " b\n",
"<<~EOF\n" "\ta\n" "\t b\n" "EOF\n"
)
end
def test_indented_content_content
assert_heredoc_dedent(
" a\n" "b\n",
"<<~EOF\n" "\t a\n" "\tb\n" "EOF\n"
)
end
def test_indent_size
assert_heredoc_dedent(
"a\n" " b\n",
"<<~EOF\n" "\ta\n" " b\n" "EOF\n"
)
end
def test_blank_lines
assert_heredoc_dedent(
"a\n" "\n" "b\n",
"<<~EOF\n" " a\n" "\n" " b\n" "EOF\n"
)
end
def test_many_blank_lines
assert_heredoc_dedent(
"a\n" "\n" "\n" "\n" "\n" "b\n",
"<<~EOF\n" " a\n" "\n" "\n" "\n" "\n" " b\n" "EOF\n"
)
end
private
def assert_heredoc_dedent(expected, source)
node = Prism.parse_statement(source)
if node.is_a?(StringNode)
actual = node.unescaped
else
actual = node.parts.map { |part| part.is_a?(StringNode) ? part.unescaped : "1" }.join
end
assert_equal(expected, actual)
assert_equal(eval(source), actual)
end
end
end
|
