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// Copyright 2015 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.packages;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
import com.google.devtools.build.lib.events.Location.LineAndColumn;
import com.google.devtools.build.lib.events.util.EventCollectionApparatus;
import com.google.devtools.build.lib.packages.util.PackageFactoryApparatus;
import com.google.devtools.build.lib.testutil.Scratch;
import com.google.devtools.build.lib.vfs.Path;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
/**
* Tests for {@link Rule}.
*/
@RunWith(JUnit4.class)
public class RuleTest {
private Scratch scratch = new Scratch("/workspace");
private EventCollectionApparatus events = new EventCollectionApparatus();
private PackageFactoryApparatus packages = new PackageFactoryApparatus(events.reporter());
@Test
public void testAttributeLocation() throws Exception {
Path buildFile = scratch.file("x/BUILD",
"cc_binary(name = 'x',",
" srcs = ['a', 'b', 'c'],",
" defines = ['-Da', '-Db'])");
Package pkg = packages.createPackage("x", buildFile);
Rule rule = pkg.getRule("x");
assertEquals(new LineAndColumn(1, 1), rule.getLocation().getStartLineAndColumn());
// Special "name" attribute always has same location as rule:
assertEquals(new LineAndColumn(1, 1),
rule.getAttributeLocation("name").getStartLineAndColumn());
// User-provided attributes have precise locations:
assertEquals(new LineAndColumn(2, 18),
rule.getAttributeLocation("srcs").getStartLineAndColumn());
assertEquals(new LineAndColumn(3, 21),
rule.getAttributeLocation("defines").getStartLineAndColumn());
// Default attributes have same location as rule:
assertEquals(new LineAndColumn(1, 1),
rule.getAttributeLocation("malloc").getStartLineAndColumn());
// Attempts to locate non-existent attributes don't fail;
// the rule location is returned:
assertEquals(new LineAndColumn(1, 1),
rule.getAttributeLocation("no-such-attr").getStartLineAndColumn());
}
@Test
public void testOutputNameError() throws Exception {
events.setFailFast(false);
Path buildFile = scratch.file("namecollide/BUILD",
"genrule(name = 'hello_world',",
"srcs = ['ignore_me.txt'],",
"outs = ['message.txt', 'hello_world'],",
"cmd = 'echo \"Hello, world.\" >$(location message.txt)')");
Package pkg = packages.createPackage("namecollide", buildFile);
Rule genRule = pkg.getRule("hello_world");
assertFalse(genRule.containsErrors()); // TODO: assertTrue
events.assertContainsWarning("target 'hello_world' is both a rule and a file; please choose "
+ "another name for the rule");
}
@Test
public void testIsLocalTestRuleForLocalEquals1() throws Exception {
Path buildFile = scratch.file("x/BUILD",
"cc_test(name = 'y',",
" srcs = ['a'],",
" local = 0)",
"cc_test(name = 'z',",
" srcs = ['a'],",
" local = 1)");
Package pkg = packages.createPackage("x", buildFile);
Rule y = pkg.getRule("y");
assertFalse(TargetUtils.isLocalTestRule(y));
Rule z = pkg.getRule("z");
assertTrue(TargetUtils.isLocalTestRule(z));
}
@Test
public void testDeprecation() throws Exception {
Path buildFile = scratch.file("x/BUILD",
"cc_test(name = 'y')",
"cc_test(name = 'z', deprecation = 'Foo')");
Package pkg = packages.createPackage("x", buildFile);
Rule y = pkg.getRule("y");
assertNull(TargetUtils.getDeprecation(y));
Rule z = pkg.getRule("z");
assertEquals("Foo", TargetUtils.getDeprecation(z));
}
@Test
public void testVisibilityValid() throws Exception {
Package pkg = packages.createPackage("x", scratch.file("x/BUILD",
"cc_binary(name = 'pr',",
" visibility = ['//visibility:private'])",
"cc_binary(name = 'pu',",
" visibility = ['//visibility:public'])",
"cc_binary(name = 'cu',",
" visibility = ['//a:b'])"));
assertEquals(ConstantRuleVisibility.PUBLIC,
pkg.getRule("pu").getVisibility());
assertEquals(ConstantRuleVisibility.PRIVATE,
pkg.getRule("pr").getVisibility());
}
}
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