| #!/usr/bin/env python3 |
| |
| # Copyright (c) 2019 Nordic Semiconductor ASA |
| # SPDX-License-Identifier: BSD-3-Clause |
| |
| import edtlib |
| |
| # Test suite for edtlib.py. Mostly uses string comparisons via the various |
| # __repr__() methods. Can be run directly as an executable. |
| # |
| # This script expects to be run from the directory its in. This simplifies |
| # things, as paths in the output can be assumed below. |
| # |
| # test.dts is the test file, and test-bindings/ has bindings. |
| |
| |
| def run(): |
| """ |
| Runs all edtlib tests. Immediately exits with status 1 and a message on |
| stderr on test suite failures. |
| """ |
| |
| def fail(msg): |
| raise Exception("test failed: " + msg) |
| |
| def verify_streq(actual, expected): |
| actual = str(actual) |
| if actual != expected: |
| # Put values on separate lines to make it easy to spot differences |
| fail("not equal (expected value last):\n'{}'\n'{}'" |
| .format(actual, expected)) |
| |
| edt = edtlib.EDT("test.dts", ["test-bindings"]) |
| |
| # |
| # Test interrupts |
| # |
| |
| verify_streq(edt.get_dev("/interrupt-parent-test/node").interrupts, |
| "[<Interrupt, name: foo, target: <Device /interrupt-parent-test/controller in 'test.dts', binding test-bindings/interrupt-3-cell.yaml>, specifier: {'one': 1, 'two': 2, 'three': 3}>, <Interrupt, name: bar, target: <Device /interrupt-parent-test/controller in 'test.dts', binding test-bindings/interrupt-3-cell.yaml>, specifier: {'one': 4, 'two': 5, 'three': 6}>]") |
| |
| verify_streq(edt.get_dev("/interrupts-extended-test/node").interrupts, |
| "[<Interrupt, target: <Device /interrupts-extended-test/controller-0 in 'test.dts', binding test-bindings/interrupt-1-cell.yaml>, specifier: {'one': 1}>, <Interrupt, target: <Device /interrupts-extended-test/controller-1 in 'test.dts', binding test-bindings/interrupt-2-cell.yaml>, specifier: {'one': 2, 'two': 3}>, <Interrupt, target: <Device /interrupts-extended-test/controller-2 in 'test.dts', binding test-bindings/interrupt-3-cell.yaml>, specifier: {'one': 4, 'two': 5, 'three': 6}>]") |
| |
| verify_streq(edt.get_dev("/interrupt-map-test/node@0").interrupts, |
| "[<Interrupt, target: <Device /interrupt-map-test/controller-0 in 'test.dts', binding test-bindings/interrupt-1-cell.yaml>, specifier: {'one': 0}>, <Interrupt, target: <Device /interrupt-map-test/controller-1 in 'test.dts', binding test-bindings/interrupt-2-cell.yaml>, specifier: {'one': 0, 'two': 1}>, <Interrupt, target: <Device /interrupt-map-test/controller-2 in 'test.dts', binding test-bindings/interrupt-3-cell.yaml>, specifier: {'one': 0, 'two': 0, 'three': 2}>]") |
| |
| verify_streq(edt.get_dev("/interrupt-map-test/node@1").interrupts, |
| "[<Interrupt, target: <Device /interrupt-map-test/controller-0 in 'test.dts', binding test-bindings/interrupt-1-cell.yaml>, specifier: {'one': 3}>, <Interrupt, target: <Device /interrupt-map-test/controller-1 in 'test.dts', binding test-bindings/interrupt-2-cell.yaml>, specifier: {'one': 0, 'two': 4}>, <Interrupt, target: <Device /interrupt-map-test/controller-2 in 'test.dts', binding test-bindings/interrupt-3-cell.yaml>, specifier: {'one': 0, 'two': 0, 'three': 5}>]") |
| |
| verify_streq(edt.get_dev("/interrupt-map-bitops-test/node@70000000E").interrupts, |
| "[<Interrupt, target: <Device /interrupt-map-bitops-test/controller in 'test.dts', binding test-bindings/interrupt-2-cell.yaml>, specifier: {'one': 3, 'two': 2}>]") |
| |
| # |
| # Test GPIOs |
| # |
| |
| verify_streq(edt.get_dev("/gpio-test/node").gpios, |
| "{'': [<GPIO, name: , target: <Device /gpio-test/controller-0 in 'test.dts', binding test-bindings/gpio-1-cell.yaml>, specifier: {'one': 1}>, <GPIO, name: , target: <Device /gpio-test/controller-1 in 'test.dts', binding test-bindings/gpio-2-cell.yaml>, specifier: {'one': 2, 'two': 3}>], 'foo': [<GPIO, name: foo, target: <Device /gpio-test/controller-1 in 'test.dts', binding test-bindings/gpio-2-cell.yaml>, specifier: {'one': 4, 'two': 5}>], 'bar': [<GPIO, name: bar, target: <Device /gpio-test/controller-1 in 'test.dts', binding test-bindings/gpio-2-cell.yaml>, specifier: {'one': 6, 'two': 7}>]}") |
| |
| # |
| # Test clocks |
| # |
| |
| verify_streq(edt.get_dev("/clock-test/node").clocks, |
| "[<Clock, name: fixed, frequency: 123, target: <Device /clock-test/fixed-clock in 'test.dts', binding test-bindings/fixed-clock.yaml>, specifier: {}>, <Clock, name: one-cell, target: <Device /clock-test/clock-1 in 'test.dts', binding test-bindings/clock-1-cell.yaml>, specifier: {'one': 1}>, <Clock, name: two-cell, target: <Device /clock-test/clock-2 in 'test.dts', binding test-bindings/clock-2-cell.yaml>, specifier: {'one': 1, 'two': 2}>]") |
| |
| # |
| # Test PWMs |
| # |
| |
| verify_streq(edt.get_dev("/pwm-test/node").pwms, |
| "[<PWM, name: zero-cell, target: <Device /pwm-test/pwm-0 in 'test.dts', binding test-bindings/pwm-0-cell.yaml>, specifier: {}>, <PWM, name: one-cell, target: <Device /pwm-test/pwm-1 in 'test.dts', binding test-bindings/pwm-1-cell.yaml>, specifier: {'one': 1}>]") |
| |
| # |
| # Test IO channels |
| # |
| |
| verify_streq(edt.get_dev("/io-channel-test/node").iochannels, |
| "[<IOChannel, name: io-channel, target: <Device /io-channel-test/io-channel in 'test.dts', binding test-bindings/io-channel.yaml>, specifier: {'one': 1}>]") |
| |
| # |
| # Test 'reg' |
| # |
| |
| verify_streq(edt.get_dev("/reg-zero-address-cells/node").regs, |
| "[<Register, addr: 0x0, size: 0x1>, <Register, addr: 0x0, size: 0x2>]") |
| |
| verify_streq(edt.get_dev("/reg-zero-size-cells/node").regs, |
| "[<Register, addr: 0x1, size: 0x0>, <Register, addr: 0x2, size: 0x0>]") |
| |
| verify_streq(edt.get_dev("/reg-ranges/parent/node").regs, |
| "[<Register, addr: 0x5, size: 0x1>, <Register, addr: 0xe0000000f, size: 0x1>, <Register, addr: 0xc0000000e, size: 0x1>, <Register, addr: 0xc0000000d, size: 0x1>, <Register, addr: 0xa0000000b, size: 0x1>, <Register, addr: 0x0, size: 0x1>]") |
| |
| verify_streq(edt.get_dev("/reg-nested-ranges/grandparent/parent/node").regs, |
| "[<Register, addr: 0x30000000200000001, size: 0x1>]") |
| |
| # |
| # Test !include in bindings |
| # |
| |
| verify_streq(edt.get_dev("/binding-include").description, |
| "Parent binding") |
| |
| verify_streq(edt.get_dev("/binding-include").props, |
| "{'compatible': <Property, name: compatible, value: ['binding-include-test']>, 'foo': <Property, name: foo, value: 0>, 'bar': <Property, name: bar, value: 1>, 'baz': <Property, name: baz, value: 2>}") |
| |
| # |
| # Test 'sub-node:' in binding |
| # |
| |
| verify_streq(edt.get_dev("/parent-with-sub-node/node").description, |
| "Sub-node test") |
| |
| verify_streq(edt.get_dev("/parent-with-sub-node/node").props, |
| "{'foo': <Property, name: foo, value: 1>, 'bar': <Property, name: bar, value: 2>}") |
| |
| # |
| # Test Device.property (derived from DT and 'properties:' in the binding) |
| # |
| |
| verify_streq(edt.get_dev("/props").props, |
| r"{'compatible': <Property, name: compatible, value: ['props']>, 'nonexistent-boolean': <Property, name: nonexistent-boolean, value: False>, 'existent-boolean': <Property, name: existent-boolean, value: True>, 'int': <Property, name: int, value: 1>, 'array': <Property, name: array, value: [1, 2, 3]>, 'uint8-array': <Property, name: uint8-array, value: b'\x124'>, 'string': <Property, name: string, value: 'foo'>, 'string-array': <Property, name: string-array, value: ['foo', 'bar', 'baz']>, 'phandle-ref': <Property, name: phandle-ref, value: <Device /props/node in 'test.dts', no binding>>}") |
| |
| # |
| # Test having multiple directories with bindings, with a different .dts file |
| # |
| |
| edt = edtlib.EDT("test-multidir.dts", ["test-bindings", "test-bindings-2"]) |
| |
| verify_streq(edt.get_dev("/in-dir-1").binding_path, |
| "test-bindings/multidir.yaml") |
| |
| verify_streq(edt.get_dev("/in-dir-2").binding_path, |
| "test-bindings-2/multidir.yaml") |
| |
| |
| print("all tests passed") |
| |
| |
| if __name__ == "__main__": |
| run() |
