tree_test.py

#!/usr/bin/env python
import angle
from parser_test_helper import *
import ast_magic
context.use_tree = True


class TreeTest(ParserBaseTest, unittest.TestCase):

	def test_num(self):
		assert_result_emitted("1", kast.kast.Num(1))

	def test_method4(self):
		# init('how to integrate a bug\n      test\n    ok')
		init('how to integrate a bug\n      test\nok')
		assert (parser.method_definition())

	def _test_block(self):
		init(
			'let the initial value of I be x;\n\n      step size is the length of the interval,\n      divided by the number of steps\n\n      var x = 8;')
		parser.block()

	def _test_while(self):
		parse('i=0;y=5;while i is smaller or less then y do\n        increase i by 4;\n      done')
		assert_equals(the.variableValues['i'], 8)

	def _test_while2(self):
		init(
			'while i is smaller or less then y do\n evaluate the function at point I\n add the result to the sum\n increase I by the step size\ndone')
		parser.looper()

	def _test_setter3(self):
		init('step size is the length of the interval, divided by the number of steps')
		parser.setter()

	def test_looper(self):
		skip()
		parse('i=1;y=2;')
		init('while i is smaller or equal y do\ni++\nend')
		parser.loops()
		init('while i is smaller or equal than y do\ni++\nend')
		parser.loops()

	def test_then_typo(self):
		skip()
		parse('while i is smaller or equal y then do\nyawn\nend')
		skip()
		parse('while i is smaller or equal then y do\nyawn\nend')

	def test_method_call(self):
		skip()
		init('evaluate the function at point I')

	def test_algebra_NOW(self):
		# skip('test_algebra_NOW, DONT SKIP!')
		assert_result_is('1+3/4.0', 1.75)
		assert_result_is('1.0+3/4.0', 1.75)
		assert_result_is('1.0+3/4', 1.75)
		assert_result_is('1+3/4', 1.75)

	def test_fraction(self):
		skip()
		assert_result_is('1 3/4', 1.75)

	def test_algebra(self):
		init('2*(3+10)')
		ok = parser.algebra()
		print(('Parsed input as %s !' % ok))
		assert_equals(ok, 26)