tests: path tweaks
The tests are written to assume you run them from the test directory. Relax the assumption with a quick hack. Signed-off-by: Martí Bolívar <marti.bolivar@nordicsemi.no>
This commit is contained in:
Martí Bolívar
parent
c75772855a
commit
7322777065
1 changed files with 51 additions and 21 deletions
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@ -1,6 +1,7 @@
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# Copyright (c) 2019 Nordic Semiconductor ASA
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# SPDX-License-Identifier: BSD-3-Clause
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import contextlib
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import io
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from logging import WARNING
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import os
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@ -22,6 +23,18 @@ from devicetree import edtlib
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# bindings. The tests mostly use string comparisons via the various __repr__()
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# methods.
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HERE = os.path.dirname(__file__)
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@contextlib.contextmanager
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def from_here():
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# Convenience hack to minimize diff from zephyr.
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cwd = os.getcwd()
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try:
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os.chdir(HERE)
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yield
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finally:
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os.chdir(cwd)
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def hpath(filename):
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'''Convert 'filename' to the host path syntax.'''
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return os.fspath(Path(filename))
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@ -29,7 +42,7 @@ def hpath(filename):
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def test_warnings(caplog):
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'''Tests for situations that should cause warnings.'''
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edtlib.EDT("test.dts", ["test-bindings"])
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with from_here(): edtlib.EDT("test.dts", ["test-bindings"])
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enums_hpath = hpath('test-bindings/enums.yaml')
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expected_warnings = [
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@ -45,7 +58,8 @@ def test_warnings(caplog):
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def test_interrupts():
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'''Tests for the interrupts property.'''
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edt = edtlib.EDT("test.dts", ["test-bindings"])
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with from_here():
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edt = edtlib.EDT("test.dts", ["test-bindings"])
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filenames = {i: hpath(f'test-bindings/interrupt-{i}-cell.yaml')
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for i in range(1, 4)}
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@ -66,7 +80,8 @@ def test_interrupts():
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def test_reg():
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'''Tests for the regs property'''
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edt = edtlib.EDT("test.dts", ["test-bindings"])
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with from_here():
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edt = edtlib.EDT("test.dts", ["test-bindings"])
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assert str(edt.get_node("/reg-zero-address-cells/node").regs) == \
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"[<Register, size: 0x1>, <Register, size: 0x2>]"
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@ -82,14 +97,16 @@ def test_reg():
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def test_pinctrl():
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'''Test 'pinctrl-<index>'.'''
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edt = edtlib.EDT("test.dts", ["test-bindings"])
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with from_here():
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edt = edtlib.EDT("test.dts", ["test-bindings"])
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assert str(edt.get_node("/pinctrl/dev").pinctrls) == \
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"[<PinCtrl, name: zero, configuration nodes: []>, <PinCtrl, name: one, configuration nodes: [<Node /pinctrl/pincontroller/state-1 in 'test.dts', no binding>]>, <PinCtrl, name: two, configuration nodes: [<Node /pinctrl/pincontroller/state-1 in 'test.dts', no binding>, <Node /pinctrl/pincontroller/state-2 in 'test.dts', no binding>]>]"
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def test_hierarchy():
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'''Test Node.parent and Node.children'''
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edt = edtlib.EDT("test.dts", ["test-bindings"])
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with from_here():
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edt = edtlib.EDT("test.dts", ["test-bindings"])
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assert edt.get_node("/").parent is None
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@ -106,7 +123,8 @@ def test_hierarchy():
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def test_include():
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'''Test 'include:' and the legacy 'inherits: !include ...' in bindings'''
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edt = edtlib.EDT("test.dts", ["test-bindings"])
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with from_here():
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edt = edtlib.EDT("test.dts", ["test-bindings"])
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assert str(edt.get_node("/binding-include").description) == \
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"Parent binding"
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@ -116,7 +134,8 @@ def test_include():
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def test_bus():
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'''Test 'bus:' and 'on-bus:' in bindings'''
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edt = edtlib.EDT("test.dts", ["test-bindings"])
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with from_here():
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edt = edtlib.EDT("test.dts", ["test-bindings"])
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assert edt.get_node("/buses/foo-bus").bus == "foo"
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@ -159,7 +178,8 @@ def test_bus():
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def test_child_binding():
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'''Test 'child-binding:' in bindings'''
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edt = edtlib.EDT("test.dts", ["test-bindings"])
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with from_here():
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edt = edtlib.EDT("test.dts", ["test-bindings"])
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child1 = edt.get_node("/child-binding/child-1")
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child2 = edt.get_node("/child-binding/child-2")
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grandchild = edt.get_node("/child-binding/child-1/grandchild")
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@ -176,16 +196,18 @@ def test_child_binding():
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assert str(grandchild.description) == "grandchild node"
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assert str(grandchild.props) == "OrderedDict([('grandchild-prop', <Property, name: grandchild-prop, type: int, value: 2>)])"
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binding_file = Path("test-bindings/child-binding.yaml").resolve()
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top = edtlib.Binding(binding_file, {})
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with from_here():
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binding_file = Path("test-bindings/child-binding.yaml").resolve()
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top = edtlib.Binding(binding_file, {})
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child = top.child_binding
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assert Path(top.path) == binding_file
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assert Path(child.path) == binding_file
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assert top.compatible == 'top-binding'
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assert child.compatible is None
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binding_file = Path("test-bindings/child-binding-with-compat.yaml").resolve()
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top = edtlib.Binding(binding_file, {})
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with from_here():
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binding_file = Path("test-bindings/child-binding-with-compat.yaml").resolve()
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top = edtlib.Binding(binding_file, {})
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child = top.child_binding
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assert Path(top.path) == binding_file
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assert Path(child.path) == binding_file
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@ -194,7 +216,8 @@ def test_child_binding():
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def test_props():
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'''Test Node.props (derived from DT and 'properties:' in the binding)'''
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edt = edtlib.EDT("test.dts", ["test-bindings"])
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with from_here():
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edt = edtlib.EDT("test.dts", ["test-bindings"])
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filenames = {i: hpath(f'test-bindings/phandle-array-controller-{i}.yaml')
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for i in range(0, 4)}
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@ -242,7 +265,8 @@ def test_props():
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def test_nexus():
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'''Test <prefix>-map via gpio-map (the most common case).'''
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edt = edtlib.EDT("test.dts", ["test-bindings"])
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with from_here():
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edt = edtlib.EDT("test.dts", ["test-bindings"])
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filename = hpath('test-bindings/gpio-dst.yaml')
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assert str(edt.get_node("/gpio-map/source").props["foo-gpios"]) == \
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@ -250,7 +274,8 @@ def test_nexus():
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def test_prop_defaults():
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'''Test property default values given in bindings'''
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edt = edtlib.EDT("test.dts", ["test-bindings"])
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with from_here():
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edt = edtlib.EDT("test.dts", ["test-bindings"])
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assert str(edt.get_node("/defaults").props) == \
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r"OrderedDict([('int', <Property, name: int, type: int, value: 123>), ('array', <Property, name: array, type: array, value: [1, 2, 3]>), ('uint8-array', <Property, name: uint8-array, type: uint8-array, value: b'\x89\xab\xcd'>), ('string', <Property, name: string, type: string, value: 'hello'>), ('string-array', <Property, name: string-array, type: string-array, value: ['hello', 'there']>), ('default-not-used', <Property, name: default-not-used, type: int, value: 234>)])"
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@ -258,7 +283,8 @@ def test_prop_defaults():
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def test_prop_enums():
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'''test properties with enum: in the binding'''
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edt = edtlib.EDT("test.dts", ["test-bindings"])
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with from_here():
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edt = edtlib.EDT("test.dts", ["test-bindings"])
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props = edt.get_node('/enums').props
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int_enum = props['int-enum']
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string_enum = props['string-enum']
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@ -295,12 +321,14 @@ def test_prop_enums():
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def test_binding_inference():
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'''Test inferred bindings for special zephyr-specific nodes.'''
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warnings = io.StringIO()
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edt = edtlib.EDT("test.dts", ["test-bindings"], warnings)
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with from_here():
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edt = edtlib.EDT("test.dts", ["test-bindings"], warnings)
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assert str(edt.get_node("/zephyr,user").props) == r"OrderedDict()"
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edt = edtlib.EDT("test.dts", ["test-bindings"], warnings,
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infer_binding_for_paths=["/zephyr,user"])
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with from_here():
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edt = edtlib.EDT("test.dts", ["test-bindings"], warnings,
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infer_binding_for_paths=["/zephyr,user"])
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filenames = {i: hpath(f'test-bindings/phandle-array-controller-{i}.yaml')
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for i in range(1, 3)}
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@ -309,7 +337,8 @@ def test_binding_inference():
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def test_multi_bindings():
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'''Test having multiple directories with bindings'''
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edt = edtlib.EDT("test-multidir.dts", ["test-bindings", "test-bindings-2"])
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with from_here():
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edt = edtlib.EDT("test-multidir.dts", ["test-bindings", "test-bindings-2"])
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assert str(edt.get_node("/in-dir-1").binding_path) == \
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hpath("test-bindings/multidir.yaml")
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@ -319,7 +348,8 @@ def test_multi_bindings():
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def test_dependencies():
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''''Test dependency relations'''
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edt = edtlib.EDT("test-multidir.dts", ["test-bindings", "test-bindings-2"])
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with from_here():
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edt = edtlib.EDT("test-multidir.dts", ["test-bindings", "test-bindings-2"])
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assert edt.get_node("/").dep_ordinal == 0
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assert edt.get_node("/in-dir-1").dep_ordinal == 1
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