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// Copyright 2017 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 com.google.devtools.build.lib.actions.util.ActionsTestUtil;
import com.google.devtools.build.lib.analysis.ConfiguredTarget;
import com.google.devtools.build.lib.analysis.util.BuildViewTestCase;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
/**
* Unit tests for {@link BazelPyRuntime}.
*/
@RunWith(JUnit4.class)
public final class BazelPyRuntimeTest extends BuildViewTestCase {
@Rule
public ExpectedException thrown = ExpectedException.none();
@Before
public final void setup() throws Exception {
scratch.file(
"py/BUILD",
"py_runtime(",
" name='py-2.7',",
" files = [",
" 'py-2.7/bin/python',",
" 'py-2.7/lib/libpython2.7.a',",
" ],",
" interpreter='py-2.7/bin/python',",
")",
"",
"py_runtime(",
" name='py-3.6',",
" files = [],",
" interpreter_path='/opt/pyenv/versions/3.6.0/bin/python',",
")",
"",
"py_runtime(",
" name='err-interpreter-and-path-both-set',",
" files = [],",
" interpreter='py-2.7/bin/python',",
" interpreter_path='/opt/pyenv/versions/3.6.0/bin/python',",
")",
"",
"py_runtime(",
" name='err-interpreter-and-path-both-unset',",
" files = [],",
")",
"",
"py_runtime(",
" name='err-path-not-absolute',",
" files = [],",
" interpreter_path='py-2.7/bin/python',",
")",
"",
"py_runtime(",
" name='err-non-empty-files-with-path-absolute',",
" files = [",
" 'py-err/bin/python',",
" 'py-err/lib/libpython2.7.a',",
" ],",
" interpreter_path='/opt/pyenv/versions/3.6.0/bin/python',",
")"
);
}
@Test
public void testCheckedInPyRuntime() throws Exception {
useConfiguration("--python_top=//py:py-2.7");
ConfiguredTarget target = getConfiguredTarget("//py:py-2.7");
assertThat(
ActionsTestUtil.prettyArtifactNames(
target.getProvider(BazelPyRuntimeProvider.class).files()))
.containsExactly("py/py-2.7/bin/python", "py/py-2.7/lib/libpython2.7.a");
assertThat(
target.getProvider(BazelPyRuntimeProvider.class).interpreter().getExecPathString())
.isEqualTo("py/py-2.7/bin/python");
assertThat(target.getProvider(BazelPyRuntimeProvider.class).interpreterPath())
.isEqualTo("");
}
@Test
public void testAbsolutePathPyRuntime() throws Exception {
useConfiguration("--python_top=//py:py-3.6");
ConfiguredTarget target = getConfiguredTarget("//py:py-3.6");
assertThat(
ActionsTestUtil.prettyArtifactNames(
target.getProvider(BazelPyRuntimeProvider.class).files()))
.isEmpty();
assertThat(
target.getProvider(BazelPyRuntimeProvider.class).interpreter())
.isNull();
assertThat(target.getProvider(BazelPyRuntimeProvider.class).interpreterPath())
.isEqualTo("/opt/pyenv/versions/3.6.0/bin/python");
}
@Test
public void testErrorWithInterpreterAndPathBothSet() throws Exception {
useConfiguration("--python_top=//py:err-interpreter-and-path-both-set");
try {
getConfiguredTarget("//py:err-interpreter-and-path-both-set");
} catch (Error e) {
assertThat(e.getMessage())
.contains("interpreter and interpreter_path cannot be set at the same time.");
}
}
@Test
public void testErrorWithInterpreterAndPathBothUnset() throws Exception {
useConfiguration("--python_top=//py:err-interpreter-and-path-both-unset");
try {
getConfiguredTarget("//py:err-interpreter-and-path-both-unset");
} catch (Error e) {
assertThat(e.getMessage())
.contains("interpreter and interpreter_path cannot be empty at the same time.");
}
}
@Test
public void testErrorWithPathNotAbsolute() throws Exception {
useConfiguration("--python_top=//py:err-path-not-absolute");
try {
getConfiguredTarget("//py:err-path-not-absolute");
} catch (Error e) {
assertThat(e.getMessage())
.contains("must be an absolute path.");
}
}
@Test
public void testPyRuntimeWithError() throws Exception {
useConfiguration("--python_top=//py:err-non-empty-files-with-path-absolute");
try {
getConfiguredTarget("//py:err-non-empty-files-with-path-absolute");
} catch (Error e) {
assertThat(e.getMessage())
.contains("interpreter with an absolute path requires files to be empty.");
}
}
}
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