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https://github.com/NoRedInk/noredink-ui.git
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72 lines
2.4 KiB
Python
72 lines
2.4 KiB
Python
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# Copyright 2017 The Bazel Authors. All rights reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# @lint-ignore-every LICENSELINT
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"""Testing support.
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This is a modified version of https://github.com/bazelbuild/bazel-skylib/blob/main/lib/unittest.bzl.
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Currently, if there are any failures, these are raised immediately by calling fail(),
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which trigger an analysis-time build error.
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"""
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def _assert_equals(expected, actual, msg = None):
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"""Asserts that the given `expected` and `actual` are equal.
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Args:
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expected: the expected value of some computation.
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actual: the actual value return by some computation.
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msg: An optional message that will be printed that describes the failure.
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If omitted, a default will be used.
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"""
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if expected != actual:
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expectation_msg = 'Expected "%s", but got "%s"' % (expected, actual)
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if msg:
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full_msg = "%s (%s)" % (msg, expectation_msg)
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else:
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full_msg = expectation_msg
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fail(full_msg)
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def _assert_true(
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condition,
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msg = "Expected condition to be true, but was false."):
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"""Asserts that the given `condition` is true.
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Args:
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condition: A value that will be evaluated in a Boolean context.
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msg: An optional message that will be printed that describes the failure.
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If omitted, a default will be used.
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"""
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if not condition:
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fail(msg)
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def _assert_false(
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condition,
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msg = "Expected condition to be false, but was true."):
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"""Asserts that the given `condition` is false.
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Args:
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condition: A value that will be evaluated in a Boolean context.
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msg: An optional message that will be printed that describes the failure.
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If omitted, a default will be used.
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"""
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if condition:
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fail(msg)
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asserts = struct(
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equals = _assert_equals,
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true = _assert_true,
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false = _assert_false,
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)
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