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# frozen_string_literal: true
require_relative "../test_helper"
module Prism
class CommandLineTest < TestCase
def test_command_line_p
program = Prism.parse("1", command_line: "p").value
statements = program.statements.body
assert_equal 2, statements.length
assert_kind_of CallNode, statements.last
assert_equal :print, statements.last.name
end
def test_command_line_n
program = Prism.parse("1", command_line: "n").value
statements = program.statements.body
assert_equal 1, statements.length
assert_kind_of WhileNode, statements.first
predicate = statements.first.predicate
assert_kind_of CallNode, predicate
assert_equal :gets, predicate.name
arguments = predicate.arguments.arguments
assert_equal 1, arguments.length
assert_equal :$/, arguments.first.name
end
def test_command_line_a
program = Prism.parse("1", command_line: "na").value
statements = program.statements.body
assert_equal 1, statements.length
assert_kind_of WhileNode, statements.first
statement = statements.first.statements.body.first
assert_kind_of GlobalVariableWriteNode, statement
assert_equal :$F, statement.name
end
def test_command_line_l
program = Prism.parse("1", command_line: "nl").value
statements = program.statements.body
assert_equal 1, statements.length
assert_kind_of WhileNode, statements.first
predicate = statements.first.predicate
assert_kind_of CallNode, predicate
assert_equal :gets, predicate.name
arguments = predicate.arguments
assert arguments.contains_keywords?
arguments = predicate.arguments.arguments
assert_equal 2, arguments.length
assert_equal :$/, arguments.first.name
assert_equal "chomp", arguments.last.elements.first.key.unescaped
end
def test_command_line_e
result = Prism.parse("1 if 2..3")
assert_equal 2, result.warnings.length
result = Prism.parse("1 if 2..3", command_line: "e")
assert_equal 0, result.warnings.length
end
def test_command_line_x_implicit
result = Prism.parse_statement(<<~RUBY, main_script: true)
#!/bin/bash
exit 1
#!/usr/bin/env ruby
1
RUBY
assert_kind_of IntegerNode, result
end
def test_command_line_x_explicit
result = Prism.parse_statement(<<~RUBY, command_line: "x")
exit 1
#!/usr/bin/env ruby
1
RUBY
assert_kind_of IntegerNode, result
end
def test_command_line_x_implicit_fail
result = Prism.parse(<<~RUBY, main_script: true)
#!/bin/bash
exit 1
RUBY
assert_equal 1, result.errors.length
assert_equal :load, result.errors.first.level
end
def test_command_line_x_explicit_fail
result = Prism.parse(<<~RUBY, command_line: "x")
exit 1
RUBY
assert_equal 1, result.errors.length
assert_equal :load, result.errors.first.level
end
end
end
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