| // Copyright 2014 Google Inc. 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.cmdline; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertSame; |
| import static org.junit.Assert.fail; |
| |
| import com.google.devtools.build.lib.cmdline.PackageIdentifier.RepositoryName; |
| import com.google.devtools.build.lib.vfs.PathFragment; |
| |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| import java.io.ByteArrayInputStream; |
| import java.io.ByteArrayOutputStream; |
| import java.io.ObjectInputStream; |
| import java.io.ObjectOutputStream; |
| |
| /** |
| * Unit tests for {@link PackageIdentifier}. |
| */ |
| @RunWith(JUnit4.class) |
| public class PackageIdentifierTest { |
| @Test |
| public void testParsing() throws Exception { |
| PackageIdentifier fooA = PackageIdentifier.parse("@foo//a"); |
| assertThat(fooA.getRepository().strippedName()).isEqualTo("foo"); |
| assertThat(fooA.getPackageFragment().getPathString()).isEqualTo("a"); |
| |
| PackageIdentifier absoluteA = PackageIdentifier.parse("//a"); |
| assertThat(absoluteA.getRepository().strippedName()).isEqualTo(""); |
| assertThat(fooA.getPackageFragment().getPathString()).isEqualTo("a"); |
| |
| PackageIdentifier plainA = PackageIdentifier.parse("a"); |
| assertThat(plainA.getRepository().strippedName()).isEqualTo(""); |
| assertThat(fooA.getPackageFragment().getPathString()).isEqualTo("a"); |
| |
| PackageIdentifier mainA = PackageIdentifier.parse("@//a"); |
| assertThat(mainA.getRepository()).isEqualTo(PackageIdentifier.MAIN_REPOSITORY_NAME); |
| } |
| |
| @Test |
| public void testValidateRepositoryName() throws Exception { |
| // OK: |
| assertEquals("@foo", RepositoryName.create("@foo").toString()); |
| assertThat(RepositoryName.create("").toString()).isEmpty(); |
| assertEquals("@foo/bar", RepositoryName.create("@foo/bar").toString()); |
| assertEquals("@foo.bar", RepositoryName.create("@foo.bar").toString()); |
| |
| try { |
| RepositoryName.create("@abc/"); |
| fail(); |
| } catch (LabelSyntaxException expected) { |
| assertThat(expected.getMessage()).contains( |
| "workspace names cannot start nor end with '/'"); |
| } |
| try { |
| RepositoryName.create("@/abc"); |
| fail(); |
| } catch (LabelSyntaxException expected) { |
| assertThat(expected.getMessage()).contains( |
| "workspace names cannot start nor end with '/'"); |
| } |
| try { |
| RepositoryName.create("@a//////b"); |
| fail(); |
| } catch (LabelSyntaxException expected) { |
| assertThat(expected.getMessage()).contains( |
| "workspace names cannot contain multiple '/'s in a row"); |
| } |
| try { |
| RepositoryName.create("@foo@"); |
| fail(); |
| } catch (LabelSyntaxException expected) { |
| assertThat(expected.getMessage()).contains( |
| "workspace names may contain only A-Z, a-z, 0-9, '-', '_', '.', and '/'"); |
| } |
| try { |
| RepositoryName.create("x"); |
| fail(); |
| } catch (LabelSyntaxException expected) { |
| assertThat(expected.getMessage()).contains("workspace name must start with '@'"); |
| } |
| } |
| |
| @Test |
| public void testToString() throws Exception { |
| PackageIdentifier local = new PackageIdentifier("", new PathFragment("bar/baz")); |
| assertEquals("bar/baz", local.toString()); |
| PackageIdentifier external = new PackageIdentifier("@foo", new PathFragment("bar/baz")); |
| assertEquals("@foo//bar/baz", external.toString()); |
| } |
| |
| @Test |
| public void testCompareTo() throws Exception { |
| PackageIdentifier foo1 = new PackageIdentifier("@foo", new PathFragment("bar/baz")); |
| PackageIdentifier foo2 = new PackageIdentifier("@foo", new PathFragment("bar/baz")); |
| PackageIdentifier foo3 = new PackageIdentifier("@foo", new PathFragment("bar/bz")); |
| PackageIdentifier bar = new PackageIdentifier("@bar", new PathFragment("bar/baz")); |
| assertEquals(0, foo1.compareTo(foo2)); |
| assertThat(foo1.compareTo(foo3)).isLessThan(0); |
| assertThat(foo1.compareTo(bar)).isGreaterThan(0); |
| } |
| |
| @Test |
| public void testInvalidPackageName() throws Exception { |
| // This shouldn't throw an exception, package names aren't validated. |
| new PackageIdentifier("@foo", new PathFragment("bar.baz")); |
| } |
| |
| @Test |
| public void testInvalidRepositoryName() throws Exception { |
| try { |
| new PackageIdentifier("foo", new PathFragment("bar/baz")); |
| fail("'foo' is not a legal repository name"); |
| } catch (LabelSyntaxException expected) { |
| assertThat(expected.getMessage()).contains("workspace name must start with '@'"); |
| } |
| } |
| |
| @Test |
| public void testSerialization() throws Exception { |
| PackageIdentifier inId = new PackageIdentifier("@foo", new PathFragment("bar/baz")); |
| ByteArrayOutputStream data = new ByteArrayOutputStream(); |
| ObjectOutputStream out = new ObjectOutputStream(data); |
| out.writeObject(inId); |
| ObjectInputStream in = new ObjectInputStream(new ByteArrayInputStream(data.toByteArray())); |
| PackageIdentifier outId = (PackageIdentifier) in.readObject(); |
| assertEquals(inId, outId); |
| } |
| |
| @Test |
| public void testPackageFragmentEquality() throws Exception { |
| // Make sure package fragments are canonicalized. |
| PackageIdentifier p1 = new PackageIdentifier("@whatever", new PathFragment("foo/bar")); |
| PackageIdentifier p2 = new PackageIdentifier("@whatever", new PathFragment("foo/bar")); |
| assertSame(p2.getPackageFragment(), p1.getPackageFragment()); |
| } |
| } |