Rename Root to ArtifactRoot.

This is slightly more descriptive, and we will potentially want to use the name Root for a broader concept shared between ArtifactRoot and RootedPath.

PiperOrigin-RevId: 182082367
diff --git a/src/test/java/com/google/devtools/build/lib/exec/SpawnInputExpanderTest.java b/src/test/java/com/google/devtools/build/lib/exec/SpawnInputExpanderTest.java
index 71359fd..9e14fac 100644
--- a/src/test/java/com/google/devtools/build/lib/exec/SpawnInputExpanderTest.java
+++ b/src/test/java/com/google/devtools/build/lib/exec/SpawnInputExpanderTest.java
@@ -20,8 +20,8 @@
 import com.google.devtools.build.lib.actions.ActionInput;
 import com.google.devtools.build.lib.actions.ActionInputHelper;
 import com.google.devtools.build.lib.actions.Artifact;
+import com.google.devtools.build.lib.actions.ArtifactRoot;
 import com.google.devtools.build.lib.actions.EmptyRunfilesSupplier;
-import com.google.devtools.build.lib.actions.Root;
 import com.google.devtools.build.lib.actions.RunfilesSupplier;
 import com.google.devtools.build.lib.analysis.Runfiles;
 import com.google.devtools.build.lib.analysis.RunfilesSupplierImpl;
@@ -76,7 +76,7 @@
   @Test
   public void testRunfilesSingleFile() throws Exception {
     Artifact artifact =
-        new Artifact(fs.getPath("/root/dir/file"), Root.asSourceRoot(fs.getPath("/root")));
+        new Artifact(fs.getPath("/root/dir/file"), ArtifactRoot.asSourceRoot(fs.getPath("/root")));
     Runfiles runfiles = new Runfiles.Builder("workspace").addArtifact(artifact).build();
     RunfilesSupplier supplier = new RunfilesSupplierImpl(PathFragment.create("runfiles"), runfiles);
     FakeActionInputFileCache mockCache = new FakeActionInputFileCache();
@@ -91,7 +91,7 @@
   @Test
   public void testRunfilesDirectoryStrict() throws Exception {
     Artifact artifact =
-        new Artifact(fs.getPath("/root/dir/file"), Root.asSourceRoot(fs.getPath("/root")));
+        new Artifact(fs.getPath("/root/dir/file"), ArtifactRoot.asSourceRoot(fs.getPath("/root")));
     Runfiles runfiles = new Runfiles.Builder("workspace").addArtifact(artifact).build();
     RunfilesSupplier supplier = new RunfilesSupplierImpl(PathFragment.create("runfiles"), runfiles);
     FakeActionInputFileCache mockCache = new FakeActionInputFileCache();
@@ -108,7 +108,7 @@
   @Test
   public void testRunfilesDirectoryNonStrict() throws Exception {
     Artifact artifact =
-        new Artifact(fs.getPath("/root/dir/file"), Root.asSourceRoot(fs.getPath("/root")));
+        new Artifact(fs.getPath("/root/dir/file"), ArtifactRoot.asSourceRoot(fs.getPath("/root")));
     Runfiles runfiles = new Runfiles.Builder("workspace").addArtifact(artifact).build();
     RunfilesSupplier supplier = new RunfilesSupplierImpl(PathFragment.create("runfiles"), runfiles);
     FakeActionInputFileCache mockCache = new FakeActionInputFileCache();
@@ -124,9 +124,9 @@
   @Test
   public void testRunfilesTwoFiles() throws Exception {
     Artifact artifact1 =
-        new Artifact(fs.getPath("/root/dir/file"), Root.asSourceRoot(fs.getPath("/root")));
+        new Artifact(fs.getPath("/root/dir/file"), ArtifactRoot.asSourceRoot(fs.getPath("/root")));
     Artifact artifact2 =
-        new Artifact(fs.getPath("/root/dir/baz"), Root.asSourceRoot(fs.getPath("/root")));
+        new Artifact(fs.getPath("/root/dir/baz"), ArtifactRoot.asSourceRoot(fs.getPath("/root")));
     Runfiles runfiles = new Runfiles.Builder("workspace")
         .addArtifact(artifact1)
         .addArtifact(artifact2)
@@ -147,7 +147,7 @@
   @Test
   public void testRunfilesSymlink() throws Exception {
     Artifact artifact =
-        new Artifact(fs.getPath("/root/dir/file"), Root.asSourceRoot(fs.getPath("/root")));
+        new Artifact(fs.getPath("/root/dir/file"), ArtifactRoot.asSourceRoot(fs.getPath("/root")));
     Runfiles runfiles = new Runfiles.Builder("workspace")
         .addSymlink(PathFragment.create("symlink"), artifact).build();
     RunfilesSupplier supplier = new RunfilesSupplierImpl(PathFragment.create("runfiles"), runfiles);
@@ -163,7 +163,7 @@
   @Test
   public void testRunfilesRootSymlink() throws Exception {
     Artifact artifact =
-        new Artifact(fs.getPath("/root/dir/file"), Root.asSourceRoot(fs.getPath("/root")));
+        new Artifact(fs.getPath("/root/dir/file"), ArtifactRoot.asSourceRoot(fs.getPath("/root")));
     Runfiles runfiles = new Runfiles.Builder("workspace")
         .addRootSymlink(PathFragment.create("symlink"), artifact).build();
     RunfilesSupplier supplier = new RunfilesSupplierImpl(PathFragment.create("runfiles"), runfiles);
@@ -185,7 +185,8 @@
     // See AnalysisUtils for the mapping from "foo" to "_foo/MANIFEST".
     scratchFile("/root/out/_foo/MANIFEST");
 
-    Root outputRoot = Root.asDerivedRoot(fs.getPath("/root"), fs.getPath("/root/out"));
+    ArtifactRoot outputRoot =
+        ArtifactRoot.asDerivedRoot(fs.getPath("/root"), fs.getPath("/root/out"));
     Artifact artifact = new Artifact(fs.getPath("/root/out/foo"), outputRoot);
     expander.parseFilesetManifest(inputMappings, artifact, "workspace");
     assertThat(inputMappings).isEmpty();
@@ -199,7 +200,8 @@
         "workspace/bar /dir/file",
         "<some digest>");
 
-    Root outputRoot = Root.asDerivedRoot(fs.getPath("/root"), fs.getPath("/root/out"));
+    ArtifactRoot outputRoot =
+        ArtifactRoot.asDerivedRoot(fs.getPath("/root"), fs.getPath("/root/out"));
     Artifact artifact = new Artifact(fs.getPath("/root/out/foo"), outputRoot);
     expander.parseFilesetManifest(inputMappings, artifact, "workspace");
     assertThat(inputMappings).hasSize(1);
@@ -217,7 +219,8 @@
         "workspace/baz /dir/file",
         "<some digest>");
 
-    Root outputRoot = Root.asDerivedRoot(fs.getPath("/root"), fs.getPath("/root/out"));
+    ArtifactRoot outputRoot =
+        ArtifactRoot.asDerivedRoot(fs.getPath("/root"), fs.getPath("/root/out"));
     Artifact artifact = new Artifact(fs.getPath("/root/out/foo"), outputRoot);
     expander.parseFilesetManifest(inputMappings, artifact, "workspace");
     assertThat(inputMappings).hasSize(2);
@@ -235,7 +238,8 @@
         "workspace/bar /some",
         "<some digest>");
 
-    Root outputRoot = Root.asDerivedRoot(fs.getPath("/root"), fs.getPath("/root/out"));
+    ArtifactRoot outputRoot =
+        ArtifactRoot.asDerivedRoot(fs.getPath("/root"), fs.getPath("/root/out"));
     Artifact artifact = new Artifact(fs.getPath("/root/out/foo"), outputRoot);
     expander.parseFilesetManifest(inputMappings, artifact, "workspace");
     assertThat(inputMappings).hasSize(1);