| // Copyright 2018 The Bazel Authors. All rights reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| package com.google.devtools.build.lib.bazel.rules.python; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| import static org.junit.Assert.assertThrows; |
| |
| import com.google.devtools.build.lib.analysis.config.InvalidConfigurationException; |
| import com.google.devtools.build.lib.analysis.util.ConfigurationTestCase; |
| import com.google.devtools.common.options.OptionsParsingException; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| /** Tests for {@link BazelPythonConfiguration}. */ |
| @RunWith(JUnit4.class) |
| public class BazelPythonConfigurationTest extends ConfigurationTestCase { |
| |
| @Test |
| public void pythonTop() throws Exception { |
| scratch.file( |
| "a/BUILD", |
| "py_runtime(name='b', files=[], interpreter='c')"); |
| BazelPythonConfiguration config = |
| create("--incompatible_use_python_toolchains=false", "--python_top=//a:b") |
| .getFragment(BazelPythonConfiguration.class); |
| assertThat(config.getPythonTop()).isNotNull(); |
| } |
| |
| @Test |
| public void pythonTop_malformedLabel() { |
| OptionsParsingException expected = |
| assertThrows( |
| OptionsParsingException.class, |
| () -> create("--incompatible_use_python_toolchains=false", "--python_top=//a:!b:")); |
| assertThat(expected).hasMessageThat().contains("While parsing option --python_top"); |
| } |
| |
| @Test |
| public void pythonPath() throws Exception { |
| BazelPythonConfiguration config = create("--python_path=/pajama") |
| .getFragment(BazelPythonConfiguration.class); |
| assertThat(config.getPythonPath()).isEqualTo("/pajama"); |
| } |
| |
| @Test |
| public void pythonPathMustBeAbsolute() { |
| InvalidConfigurationException expected = assertThrows( |
| InvalidConfigurationException.class, |
| () -> create("--python_path=pajama")); |
| assertThat(expected).hasMessageThat().contains("python_path must be an absolute path"); |
| } |
| |
| @Test |
| public void legacyFlagsDeprecatedByPythonToolchains() throws Exception { |
| checkError( |
| "`--python2_path` is disabled by `--incompatible_use_python_toolchains`", |
| "--incompatible_use_python_toolchains=true", |
| "--python2_path=/system/python2"); |
| checkError( |
| "`--python3_path` is disabled by `--incompatible_use_python_toolchains`", |
| "--incompatible_use_python_toolchains=true", |
| "--python3_path=/system/python3"); |
| checkError( |
| "`--python_top` is disabled by `--incompatible_use_python_toolchains`", |
| "--incompatible_use_python_toolchains=true", |
| "--python_top=//mypkg:my_py_runtime"); |
| // TODO(#7901): Also test that --python_path is disallowed (once implemented). Currently we |
| // still need it to communicate the location of python.exe on Windows from the client to the |
| // server. |
| } |
| } |