#!/usr/bin/env python3 from automata import PTA import unittest import yaml example_json_1 = { 'parameters': ['datarate', 'txbytes', 'txpower'], 'initial_param_values': [None, None, None], 'state': { 'IDLE': { 'power': { 'static': 5, } }, 'TX': { 'power': { 'static': 10000, 'function': { 'raw': 'regression_arg(0) + regression_arg(1)' ' * parameter(txpower)', 'regression_args': [10000, 2] }, } }, }, 'transitions': [ { 'name': 'init', 'origin': ['UNINITIALIZED', 'IDLE'], 'destination': 'IDLE', 'duration': { 'static': 50000, }, 'set_param': { 'txpower': 10 }, }, { 'name': 'setTxPower', 'origin': 'IDLE', 'destination': 'IDLE', 'duration': {'static': 120}, 'energy ': {'static': 10000}, 'arg_to_param_map': {0: 'txpower'}, 'argument_values': [[10, 20, 30]], }, { 'name': 'send', 'origin': 'IDLE', 'destination': 'TX', 'duration': { 'static': 10, 'function': { 'raw': 'regression_arg(0) + regression_arg(1)' ' * function_arg(1)', 'regression_args': [48, 8], }, }, 'energy': { 'static': 3, 'function': { 'raw': 'regression_arg(0) + regression_arg(1)' ' * function_arg(1)', 'regression_args': [3, 5], }, }, 'arg_to_param_map': {1: 'txbytes'}, 'argument_values': [['"foo"', '"hodor"'], [3, 5]], 'argument_combination': 'zip', }, { 'name': 'txComplete', 'origin': 'TX', 'destination': 'IDLE', 'is_interrupt': 1, 'timeout': { 'static': 2000, 'function': { 'raw': 'regression_arg(0) + regression_arg(1)' ' * parameter(txbytes)', 'regression_args': [500, 16], }, }, } ], } example_yaml_1 = yaml.safe_load(""" codegen: instance: cc1200 states: - IDLE - TX parameters: - datarate - txbytes - txpower transition: init: src: [UNINITIALIZED, IDLE] dst: IDLE setTxPower: src: [IDLE] dst: IDLE arguments: - name: txpower values: [10, 20, 30] parameter: txpower send: src: [IDLE] dst: TX arguments: - name: data values: ['"foo"', '"hodor"'] - name: length values: [3, 5] parameter: txbytes argument_combination: zip txComplete: src: [TX] dst: IDLE is_interrupt: true """) example_yaml_2 = yaml.safe_load(""" codegen: instance: cc1200 states: - IDLE - TX parameters: - datarate - txbytes - txpower parameter_normalization: txbytes: enum: FOO: 3 LONGER: 6 txpower: formula: 'param - 16' transition: init: src: [UNINITIALIZED, IDLE] dst: IDLE setTxPower: src: [IDLE] dst: IDLE arguments: - name: txpower values: [10, 20, 30] parameter: txpower send: src: [IDLE] dst: TX arguments: - name: data values: ['FOO', 'LONGER'] parameter: txbytes txComplete: src: [TX] dst: IDLE is_interrupt: true """) example_yaml_3 = yaml.safe_load(""" codegen: instance: nrf24l01 includes: ['driver/nrf24l01.h'] flags: ['drivers=nrf24l01', 'arch_drivers=spi_b'] parameters: - auto_ack! - payload_size - dynamic_payloads_enabled! - max_retry_count - retry_count - retry_delay - tx_power - datarate - channel parameter_normalization: tx_power: unit: dBm enum: Nrf24l01::RF24_PA_MIN: 0 Nrf24l01::RF24_PA_LOW: 6 Nrf24l01::RF24_PA_HIGH: 12 Nrf24l01::RF24_PA_MAX: 18 datarate: unit: 'kbit/s' enum: Nrf24l01::RF24_1MBPS: 1000 Nrf24l01::RF24_2MBPS: 2000 Nrf24l01::RF24_250KBPS: 250 retry_delay: unit: us formula: '250 * param + 250' states: - UNINITIALIZED - STANDBY1 transition: setup: src: [UNINITIALIZED, STANDBY1] dst: STANDBY1 set_param: 'auto_ack!': 1 'dynamic_payloads_enabled!': 0 max_retry_count: 10 retry_delay: 5 datarate: 'Nrf24l01::RF24_1MBPS' tx_power: 'Nrf24l01::RF24_PA_MAX' channel: 76 setAutoAck: src: [STANDBY1] dst: STANDBY1 arguments: - name: enable values: [0, 1] parameter: 'auto_ack!' setPALevel: src: [STANDBY1] dst: STANDBY1 arguments: - name: palevel values: ['Nrf24l01::RF24_PA_MIN', 'Nrf24l01::RF24_PA_LOW', 'Nrf24l01::RF24_PA_HIGH', 'Nrf24l01::RF24_PA_MAX'] parameter: tx_power setRetries: src: [STANDBY1] dst: STANDBY1 arguments: - name: delay values: [0, 5, 10, 15] parameter: retry_delay - name: count values: [0, 5, 10, 15] parameter: max_retry_count write: src: [STANDBY1] dst: STANDBY1 arguments: - name: buf values: ['"foo"', '"foo"', '"foofoofoo"', '"foofoofoo"', '"123456789012345678901234567890"', '"123456789012345678901234567890"'] - name: len values: [3, 3, 9, 9, 30, 30] parameter: payload_size - name: await_ack values: [0, 1, 0, 1, 0, 1] - name: blocking values: [1, 1, 1, 1, 1, 1] argument_combination: zip """) def dfs_tran_to_name(runs: list, with_args: bool = False, with_param: bool = False) -> list: if with_param: return list(map(lambda run: list(map(lambda x: (x[0].name, x[1], x[2]), run)), runs)) if with_args: return list(map(lambda run: list(map(lambda x: (x[0].name, x[1]), run)), runs)) return list(map(lambda run: list(map(lambda x: (x[0].name), run)), runs)) class TestPTA(unittest.TestCase): def test_dfs(self): pta = PTA(['IDLE', 'TX']) pta.add_transition('UNINITIALIZED', 'IDLE', 'init') pta.add_transition('IDLE', 'TX', 'send') pta.add_transition('TX', 'IDLE', 'txComplete') self.assertEqual(dfs_tran_to_name(pta.dfs(0), False), [['init']]) self.assertEqual(dfs_tran_to_name(pta.dfs(1), False), [['init', 'send']]) self.assertEqual(dfs_tran_to_name(pta.dfs(2), False), [['init', 'send', 'txComplete']]) self.assertEqual(dfs_tran_to_name(pta.dfs(3), False), [['init', 'send', 'txComplete', 'send']]) pta = PTA(['IDLE']) pta.add_transition('UNINITIALIZED', 'IDLE', 'init') pta.add_transition('IDLE', 'IDLE', 'set1') pta.add_transition('IDLE', 'IDLE', 'set2') self.assertEqual(dfs_tran_to_name(pta.dfs(0), False), [['init']]) self.assertEqual(sorted(dfs_tran_to_name(pta.dfs(1), False)), [['init', 'set1'], ['init', 'set2']]) self.assertEqual(sorted(dfs_tran_to_name(pta.dfs(2), False)), [['init', 'set1', 'set1'], ['init', 'set1', 'set2'], ['init', 'set2', 'set1'], ['init', 'set2', 'set2']]) def test_dfs_trace_filter(self): pta = PTA(['IDLE']) pta.add_transition('UNINITIALIZED', 'IDLE', 'init') pta.add_transition('IDLE', 'IDLE', 'set1') pta.add_transition('IDLE', 'IDLE', 'set2') self.assertEqual(sorted(dfs_tran_to_name(pta.dfs(2, trace_filter=[['init', 'set1', 'set2'], ['init', 'set2', 'set1']]), False)), [['init', 'set1', 'set2'], ['init', 'set2', 'set1']]) self.assertEqual(sorted(dfs_tran_to_name(pta.dfs(2, trace_filter=[['init', 'set1', '$'], ['init', 'set2', '$']]), False)), [['init', 'set1'], ['init', 'set2']]) def test_dfs_accepting(self): pta = PTA(['IDLE', 'TX'], accepting_states=['IDLE']) pta.add_transition('UNINITIALIZED', 'IDLE', 'init') pta.add_transition('IDLE', 'TX', 'send') pta.add_transition('TX', 'IDLE', 'txComplete') self.assertEqual(dfs_tran_to_name(pta.dfs(0), False), [['init']]) self.assertEqual(dfs_tran_to_name(pta.dfs(1), False), []) self.assertEqual(dfs_tran_to_name(pta.dfs(2), False), [['init', 'send', 'txComplete']]) self.assertEqual(dfs_tran_to_name(pta.dfs(3), False), []) def test_dfs_objects(self): pta = PTA(['IDLE', 'TX']) pta.add_transition('UNINITIALIZED', 'IDLE', 'init') pta.add_transition('IDLE', 'TX', 'send') pta.add_transition('TX', 'IDLE', 'txComplete') traces = list(pta.dfs(2)) self.assertEqual(len(traces), 1) trace = traces[0] self.assertEqual(len(trace), 3) self.assertEqual(trace[0][0].name, 'init') self.assertEqual(trace[1][0].name, 'send') self.assertEqual(trace[2][0].name, 'txComplete') self.assertEqual(pta.get_transition_id(trace[0][0]), 0) self.assertEqual(pta.get_transition_id(trace[1][0]), 1) self.assertEqual(pta.get_transition_id(trace[2][0]), 2) def test_dfs_with_sleep(self): pta = PTA(['IDLE', 'TX']) pta.add_transition('UNINITIALIZED', 'IDLE', 'init') pta.add_transition('IDLE', 'TX', 'send') pta.add_transition('TX', 'IDLE', 'txComplete') traces = list(pta.dfs(2, sleep=10)) self.assertEqual(len(traces), 1) trace = traces[0] self.assertEqual(len(trace), 6) self.assertIsNone(trace[0][0]) self.assertEqual(trace[1][0].name, 'init') self.assertIsNone(trace[2][0]) self.assertEqual(trace[3][0].name, 'send') self.assertIsNone(trace[4][0]) self.assertEqual(trace[5][0].name, 'txComplete') self.assertEqual(pta.get_transition_id(trace[1][0]), 0) self.assertEqual(pta.get_transition_id(trace[3][0]), 1) self.assertEqual(pta.get_transition_id(trace[5][0]), 2) def test_from_json(self): pta = PTA.from_json(example_json_1) self.assertEqual(pta.parameters, ['datarate', 'txbytes', 'txpower']) self.assertEqual(pta.state['UNINITIALIZED'].name, 'UNINITIALIZED') self.assertEqual(pta.state['IDLE'].name, 'IDLE') self.assertEqual(pta.state['TX'].name, 'TX') self.assertEqual(len(pta.transitions), 5) self.assertEqual(pta.transitions[0].name, 'init') self.assertEqual(pta.transitions[1].name, 'init') self.assertEqual(pta.transitions[2].name, 'setTxPower') self.assertEqual(pta.transitions[3].name, 'send') self.assertEqual(pta.transitions[4].name, 'txComplete') # def test_to_json(self): # pta = PTA.from_json(example_json_1) # json = pta.to_json() # json['state'].pop('UNINITIALIZED') # print(json) # self.assertDictEqual(json, example_json_1) def test_from_json_dfs_arg(self): pta = PTA.from_json(example_json_1) self.assertEqual(sorted(dfs_tran_to_name(pta.dfs(1), False)), [['init', 'init'], ['init', 'send'], ['init', 'setTxPower']]) self.assertEqual(sorted(dfs_tran_to_name(pta.dfs(1, with_arguments=True), True)), [ [('init', ()), ('init', ())], [('init', ()), ('send', ('"foo"', 3))], [('init', ()), ('send', ('"hodor"', 5))], [('init', ()), ('setTxPower', (10,))], [('init', ()), ('setTxPower', (20,))], [('init', ()), ('setTxPower', (30,))], ] ) def test_from_json_dfs_param(self): pta = PTA.from_json(example_json_1) no_param = { 'datarate': None, 'txbytes': None, 'txpower': None, } param_tx3 = { 'datarate': None, 'txbytes': 3, 'txpower': None, } param_tx5 = { 'datarate': None, 'txbytes': 5, 'txpower': None, } param_txp10 = { 'datarate': None, 'txbytes': None, 'txpower': 10, } param_txp20 = { 'datarate': None, 'txbytes': None, 'txpower': 20, } param_txp30 = { 'datarate': None, 'txbytes': None, 'txpower': 30, } self.assertEqual(sorted(dfs_tran_to_name(pta.dfs(1, with_arguments=True, with_parameters=True), True, True)), [ [('init', (), no_param), ('init', (), no_param)], [('init', (), no_param), ('send', ('"foo"', 3), param_tx3)], [('init', (), no_param), ('send', ('"hodor"', 5), param_tx5)], [('init', (), no_param), ('setTxPower', (10,), param_txp10)], [('init', (), no_param), ('setTxPower', (20,), param_txp20)], [('init', (), no_param), ('setTxPower', (30,), param_txp30)], ] ) def test_from_json_function(self): pta = PTA.from_json(example_json_1) self.assertEqual(pta.state['TX'].get_energy(1000, {'datarate': 10, 'txbytes': 6, 'txpower': 10}), 1000 * (10000 + 2 * 10)) self.assertEqual(pta.transitions[4].get_timeout({'datarate': 10, 'txbytes': 6, 'txpower': 10}), 500 + 16 * 6) def test_from_yaml_dfs_param(self): pta = PTA.from_yaml(example_yaml_1) no_param = { 'datarate': None, 'txbytes': None, 'txpower': None, } param_tx3 = { 'datarate': None, 'txbytes': 3, 'txpower': None, } param_tx5 = { 'datarate': None, 'txbytes': 5, 'txpower': None, } param_txp10 = { 'datarate': None, 'txbytes': None, 'txpower': 10, } param_txp20 = { 'datarate': None, 'txbytes': None, 'txpower': 20, } param_txp30 = { 'datarate': None, 'txbytes': None, 'txpower': 30, } self.assertEqual(sorted(dfs_tran_to_name(pta.dfs(1, with_arguments=True, with_parameters=True), True, True)), [ [('init', (), no_param), ('init', (), no_param)], [('init', (), no_param), ('send', ('"foo"', 3), param_tx3)], [('init', (), no_param), ('send', ('"hodor"', 5), param_tx5)], [('init', (), no_param), ('setTxPower', (10,), param_txp10)], [('init', (), no_param), ('setTxPower', (20,), param_txp20)], [('init', (), no_param), ('setTxPower', (30,), param_txp30)], ] ) def test_normalization(self): pta = PTA.from_yaml(example_yaml_2) no_param = { 'datarate': None, 'txbytes': None, 'txpower': None, } param_tx3 = { 'datarate': None, 'txbytes': 3, 'txpower': None, } param_tx6 = { 'datarate': None, 'txbytes': 6, 'txpower': None, } param_txp10 = { 'datarate': None, 'txbytes': None, 'txpower': -6, } param_txp20 = { 'datarate': None, 'txbytes': None, 'txpower': 4, } param_txp30 = { 'datarate': None, 'txbytes': None, 'txpower': 14, } self.assertEqual(sorted(dfs_tran_to_name(pta.dfs(1, with_arguments=True, with_parameters=True), True, True)), [ [('init', (), no_param), ('init', (), no_param)], [('init', (), no_param), ('send', ('FOO',), param_tx3)], [('init', (), no_param), ('send', ('LONGER',), param_tx6)], [('init', (), no_param), ('setTxPower', (10,), param_txp10)], [('init', (), no_param), ('setTxPower', (20,), param_txp20)], [('init', (), no_param), ('setTxPower', (30,), param_txp30)], ] ) def test_shrink(self): pta = PTA.from_yaml(example_yaml_3) pta.shrink_argument_values() self.assertEqual(pta.transitions[0].name, 'setAutoAck') self.assertEqual(pta.transitions[1].name, 'setPALevel') self.assertEqual(pta.transitions[2].name, 'setRetries') self.assertEqual(pta.transitions[3].name, 'setup') self.assertEqual(pta.transitions[4].name, 'setup') self.assertEqual(pta.transitions[5].name, 'write') self.assertEqual(pta.transitions[0].argument_values, [[0, 1]]) self.assertEqual(pta.transitions[1].argument_values, [['Nrf24l01::RF24_PA_MIN', 'Nrf24l01::RF24_PA_MAX']]) self.assertEqual(pta.transitions[2].argument_values, [[0, 15], [0, 15]]) self.assertEqual(pta.transitions[5].argument_values, [['"foo"', '"foo"', '"foofoofoo"', '"foofoofoo"', '"123456789012345678901234567890"', '"123456789012345678901234567890"'], [3, 3, 9, 9, 30, 30], [0, 1, 0, 1, 0, 1], [1, 1, 1, 1, 1, 1]]) def test_simulation(self): pta = PTA() pta.add_state('IDLE', power=5) pta.add_state('TX', power=100) pta.add_transition('UNINITIALIZED', 'IDLE', 'init', duration=50000) pta.add_transition('IDLE', 'TX', 'send', energy=3, duration=10) pta.add_transition('TX', 'IDLE', 'txComplete', timeout=2000, is_interrupt=True) trace = [ ['init'], [None, 10000000], ['send', 'foo', 3], [None, 5000000], ['send', 'foo', 3] ] expected_energy = 5. * 10000000 + 3 + 100 * 2000 + 5 * 5000000 + 3 + 100 * 2000 expected_duration = 50000 + 10000000 + 10 + 2000 + 5000000 + 10 + 2000 power, duration, state, parameters = pta.simulate(trace) self.assertEqual(power, expected_energy) self.assertEqual(duration, expected_duration) self.assertEqual(state.name, 'IDLE') self.assertEqual(parameters, {}) def test_simulation_param_none(self): pta = PTA(parameters=['txpower', 'length']) pta.add_state('IDLE', power=5) pta.add_state('TX', power=100) pta.add_transition('UNINITIALIZED', 'IDLE', 'init', energy=500000, duration=50000) pta.add_transition('IDLE', 'TX', 'send', energy=3, duration=10) pta.add_transition('TX', 'IDLE', 'txComplete', timeout=2000, is_interrupt=True) trace = [ ['init'], ] expected_energy = 500000 expected_duration = 50000 power, duration, state, parameters = pta.simulate(trace) self.assertEqual(power, expected_energy) self.assertEqual(duration, expected_duration) self.assertEqual(state.name, 'IDLE') self.assertEqual(parameters, { 'txpower': None, 'length': None }) def test_simulation_param_update_function(self): pta = PTA(parameters=['txpower', 'length']) pta.add_state('IDLE', power=5) pta.add_state('TX', power=100) pta.add_transition('UNINITIALIZED', 'IDLE', 'init', energy=500000, duration=50000) pta.add_transition('IDLE', 'IDLE', 'setTxPower', energy=10000, duration=120, param_update_function=lambda param, arg: {**param, 'txpower': arg[0]}) pta.add_transition('IDLE', 'TX', 'send', energy=3, duration=10) pta.add_transition('TX', 'IDLE', 'txComplete', timeout=2000, is_interrupt=True) trace = [ ['init'], ['setTxPower', 10] ] expected_energy = 510000 expected_duration = 50120 power, duration, state, parameters = pta.simulate(trace) self.assertEqual(power, expected_energy) self.assertEqual(duration, expected_duration) self.assertEqual(state.name, 'IDLE') self.assertEqual(parameters, { 'txpower': 10, 'length': None }) def test_simulation_arg_to_param_map(self): pta = PTA(parameters=['txpower', 'length']) pta.add_state('IDLE', power=5) pta.add_state('TX', power=100) pta.add_transition('UNINITIALIZED', 'IDLE', 'init', energy=500000, duration=50000) pta.add_transition('IDLE', 'IDLE', 'setTxPower', energy=10000, duration=120, arg_to_param_map={0: 'txpower'}) pta.add_transition('IDLE', 'TX', 'send', energy=3, duration=10) pta.add_transition('TX', 'IDLE', 'txComplete', timeout=2000, is_interrupt=True) trace = [ ['init'], ['setTxPower', 10] ] expected_energy = 510000 expected_duration = 50120 power, duration, state, parameters = pta.simulate(trace) self.assertEqual(power, expected_energy) self.assertEqual(duration, expected_duration) self.assertEqual(state.name, 'IDLE') self.assertEqual(parameters, { 'txpower': 10, 'length': None }) def test_simulation_set_param(self): pta = PTA(parameters=['txpower', 'length']) pta.add_state('IDLE', power=5) pta.add_state('TX', power=100) pta.add_transition('UNINITIALIZED', 'IDLE', 'init', energy=500000, duration=50000, set_param={'txpower': 10}) trace = [ ['init'], ] expected_energy = 500000 expected_duration = 50000 power, duration, state, parameters = pta.simulate(trace) self.assertEqual(power, expected_energy) self.assertEqual(duration, expected_duration) self.assertEqual(state.name, 'IDLE') self.assertEqual(parameters, { 'txpower': 10, 'length': None }) def test_simulation_arg_function(self): pta = PTA(parameters=['txpower', 'length']) pta.add_state('IDLE', power=5) pta.add_state('TX', power=100) pta.add_transition('UNINITIALIZED', 'IDLE', 'init', energy=500000, duration=50000) pta.add_transition('IDLE', 'IDLE', 'setTxPower', energy=10000, duration=120, param_update_function=lambda param, arg: {**param, 'txpower': arg[0]}) pta.add_transition('IDLE', 'TX', 'send', energy=3, duration=10, energy_function=lambda param, arg: 3 + 5 * arg[1], duration_function=lambda param, arg: 48 + 8 * arg[1]) pta.add_transition('TX', 'IDLE', 'txComplete', timeout=2000, is_interrupt=True) trace = [ ['init'], ['setTxPower', 10], ['send', 'foo', 3], ] expected_energy = 500000 + 10000 + (3 + 5 * 3) + (2000 * 100) expected_duration = 50000 + 120 + (48 + 8 * 3) + 2000 power, duration, state, parameters = pta.simulate(trace) self.assertEqual(power, expected_energy) self.assertEqual(duration, expected_duration) self.assertEqual(state.name, 'IDLE') self.assertEqual(parameters, { 'txpower': 10, 'length': None }) pta = PTA(parameters=['txpower', 'length']) pta.add_state('IDLE', power=5) pta.add_state('TX', power=100) pta.add_transition('UNINITIALIZED', 'IDLE', 'init', energy=500000, duration=50000) pta.add_transition('IDLE', 'IDLE', 'setTxPower', energy=10000, duration=120, param_update_function=lambda param, arg: {**param, 'txpower': arg[0]}) pta.add_transition('IDLE', 'TX', 'send', energy=3, duration=10, energy_function=lambda param, arg: 3 + 5 * arg[1], duration_function=lambda param, arg: 48 + 8 * arg[1]) pta.add_transition('TX', 'IDLE', 'txComplete', timeout=2000, is_interrupt=True) trace = [ ['init'], ['setTxPower', 10], ['send', 'foobar', 6], ] expected_energy = 500000 + 10000 + (3 + 5 * 6) + (2000 * 100) expected_duration = 50000 + 120 + (48 + 8 * 6) + 2000 power, duration, state, parameters = pta.simulate(trace) self.assertEqual(power, expected_energy) self.assertEqual(duration, expected_duration) self.assertEqual(state.name, 'IDLE') self.assertEqual(parameters, { 'txpower': 10, 'length': None }) def test_simulation_param_function(self): pta = PTA(parameters=['length', 'txpower']) pta.add_state('IDLE', power=5) pta.add_state('TX', power=100, power_function=lambda param, arg: 1000 + 2 * param[1]) pta.add_transition('UNINITIALIZED', 'IDLE', 'init', energy=500000, duration=50000) pta.add_transition('IDLE', 'IDLE', 'setTxPower', energy=10000, duration=120, param_update_function=lambda param, arg: {**param, 'txpower': arg[0]}) pta.add_transition('IDLE', 'TX', 'send', energy=3, duration=10, energy_function=lambda param, arg: 3 + 5 * arg[1], param_update_function=lambda param, arg: {**param, 'length': arg[1]}) pta.add_transition('TX', 'IDLE', 'txComplete', timeout=2000, is_interrupt=True, timeout_function=lambda param, arg: 500 + 16 * param[0]) trace = [ ['init'], ['setTxPower', 10], ['send', 'foo', 3], ] expected_energy = 500000 + 10000 + (3 + 5 * 3) + (1000 + 2 * 10) * (500 + 16 * 3) expected_duration = 50000 + 120 + 10 + (500 + 16 * 3) power, duration, state, parameters = pta.simulate(trace) self.assertEqual(power, expected_energy) self.assertEqual(duration, expected_duration) self.assertEqual(state.name, 'IDLE') self.assertEqual(parameters, { 'txpower': 10, 'length': 3 }) def test_get_X_expensive_state(self): pta = PTA.from_json(example_json_1) self.assertEqual(pta.get_least_expensive_state(), pta.state['IDLE']) self.assertEqual(pta.get_most_expensive_state(), pta.state['TX']) self.assertAlmostEqual(pta.min_duration_until_energy_overflow(), (2**32 - 1) * 1e-12 / 10e-3, places=9) self.assertAlmostEqual(pta.min_duration_until_energy_overflow(energy_granularity=1e-9), (2**32 - 1) * 1e-9 / 10e-3, places=9) self.assertAlmostEqual(pta.max_duration_until_energy_overflow(), (2**32 - 1) * 1e-12 / 5e-6, places=9) self.assertAlmostEqual(pta.max_duration_until_energy_overflow(energy_granularity=1e-9), (2**32 - 1) * 1e-9 / 5e-6, places=9) if __name__ == '__main__': unittest.main()