def test_invalid_host_no_trigger(self):
e = Evaluator()
p = ast.Program(
ast.Body([
ast.Loader(ast.Var("source"),
ast.Source("https://covid-apiiii.com/api/reports")),
]))
code, err = e.evaluate(p, duration=4000)
self.assertNotEqual(0, code)
self.assertTrue(isinstance(err, DataLoaderError))
def test_simple_func_baseline(self):
e = Evaluator()
p = ast.Program(
ast.Body([
ast.Loader(ast.Var("source"),
ast.Source("https://covid-api.com/api/reports")),
ast.Assigner(ast.Declare(ast.Type(Types.NUMBER), ast.Var("count")),
ast.Value(IntegerValue(20))),
ast.Trigger(ast.Var("source"), ast.MathFuncs([])),
]))
code, err = e.evaluate(p, duration=7000)
self.assertEqual(0, code)
self.assertEqual(20, cast(IntegerValue, e.env.get_val("count")).value)
def test_valid_source(self):
e = Evaluator()
p = ast.Program(
ast.Body([
ast.Loader(ast.Var("source"),
ast.Source("https://covid-api.com/api/reports")),
ast.Assigner(ast.Declare(ast.Type(Types.NUMBER), ast.Var("count")),
ast.Value(IntegerValue(0))),
ast.Trigger(ast.Var("source"), ast.MathFuncs([ast.Increment(ast.Var(
"count"))])),
]))
code, err = e.evaluate(p, duration=4000)
self.assertEqual(0, code)
def test_pow_overflow(self):
e = Evaluator()
p = ast.Program(
ast.Body([
ast.Loader(ast.Var("source"),
ast.Source("https://covid-api.com/api/reports")),
ast.Assigner(ast.Declare(ast.Type(Types.NUMBER), ast.Var("count")),
ast.Value(FloatValue(1.1))),
ast.Trigger(ast.Var("source"), ast.MathFuncs([ast.SimpleFunc(
ast.Var("count"), ast.Operand(ConcreteNumOp.EXP),
ast.Value(IntegerValue(2)))])),
]))
code, err = e.evaluate(p, duration=10000)
self.assertNotEqual(0, code)
def test_plot_undefined_axis(self):
"""
Should briefly create a plot then error
"""
print("Testing undefined variable in Axis")
program = ast.Program(
ast.Body([
ast.Loader(ast.Var("source"),
ast.Source("https://covid-api.com/api/reports")),
ast.Mapper(
ast.Var("source"), "confirmed",
ast.Declare(ast.Type(Types.NUMBER), ast.Var("confirmed"))),
ast.Plotter(
ast.Graph(ScatterXYGraph()), ast.VarAxis(ast.Var("t")),
ast.FuncAxis(ast.BuiltinFunc(NumFunction.SIN,
ast.Var("t"))), "sine_wave"),
]))
e = Evaluator(graphics=False)
code, err = e.evaluate(program, duration=4000)
self.assertNotEqual(0, code)
self.assertTrue(isinstance(err, UndefinedVariableError))
def test_regular(self):
p_expected: ast.Program = ast.Program(
ast.Body([
# source = live remote "https://covid-api.com/api/reports"
ast.Loader(ast.Var("source"),
ast.Source("https://covid-api.com/api/reports")),
# map source "confirmed" to number confirmed
ast.Mapper(
ast.Var("source"), "confirmed",
ast.Declare(ast.Type(Types.NUMBER), ast.Var("confirmed"))),
# number count = 0
ast.Assigner(
ast.Declare(ast.Type(Types.NUMBER), ast.Var("count")),
ast.Value(values.IntegerValue(0))),
# observe(source) do count++
ast.Trigger(ast.Var("source"),
ast.MathFuncs([ast.Increment(ast.Var("count"))])),
# plot line_xy(count,confirmed) called "confirmed_cases"
ast.Plotter(ast.Graph(graphs.LineXYGraph()),
ast.VarAxis(ast.Var("count")),
ast.VarAxis(ast.Var("confirmed")),
"confirmed_cases"),
]))
def parse(content) -> ast.Program:
t = Tokenizer(content)
t.tokenize()
return Parser(t).parseProgram()
p: ast.Program = read_program_file(
"tests/res/programs/regular_program.mstx", parse)
self.assertTrue(ast_equal(p_expected, p))
def test_regular_program(self):
"""
Should successfully create a plot and update with
new values
"""
print("Testing a full program")
p = ast.Program(
ast.Body([
# source = live remote "https://covid-api.com/api/reports"
ast.Loader(ast.Var("source"),
ast.Source("https://covid-api.com/api/reports")),
# map source "confirmed" to number confirmed
ast.Mapper(
ast.Var("source"), "confirmed",
ast.Declare(ast.Type(Types.NUMBER), ast.Var("confirmed"))),
# number count = 0
ast.Assigner(
ast.Declare(ast.Type(Types.NUMBER), ast.Var("count")),
ast.Value(values.IntegerValue(0))),
# observe(source) do count++
ast.Trigger(ast.Var("source"),
ast.MathFuncs([ast.Increment(ast.Var("count"))])),
# plot line_xy(count,confirmed) called "confirmed_cases"
ast.Plotter(ast.Graph(graphs.LineXYGraph()),
ast.VarAxis(ast.Var("count")),
ast.VarAxis(ast.Var("confirmed")),
"confirmed_cases"),
]))
e = Evaluator(graphics=True)
code, err = e.evaluate(p, duration=7000)
self.assertEqual(0, code)
def parseLoader(self) -> ast.Loader:
var = self.parseVar()
self.tokenizer.get_and_check_next("=")
source = self.parseSource()
return ast.Loader(var, source)
