Handle invalid URIs in summaries.

pkg/analyzer/test/src/summary/summarize_ast_test.dart

Index: pkg/analyzer/test/src/summary/summarize_ast_test.dart
diff --git a/pkg/analyzer/test/src/summary/summarize_ast_test.dart b/pkg/analyzer/test/src/summary/summarize_ast_test.dart
index 932e1fcddbe809f5bae3dfbb86b0fdd5dede0e24..59323372f541d90f9f76e218f86f921251b547f7 100644
--- a/pkg/analyzer/test/src/summary/summarize_ast_test.dart
+++ b/pkg/analyzer/test/src/summary/summarize_ast_test.dart
@@ -153,18 +153,22 @@ abstract class LinkedSummarizeAstTest extends SummaryLinkerTest
     expect(linked, isNotNull);
     validateLinkedLibrary(linked);
     unlinkedUnits = <UnlinkedUnit>[linkerInputs.unlinkedDefiningUnit];
-    for (String relativeUri
+    for (String relativeUriStr
         in linkerInputs.unlinkedDefiningUnit.publicNamespace.parts) {
-      UnlinkedUnit unit = uriToUnit[
-          resolveRelativeUri(linkerInputs.testDartUri, Uri.parse(relativeUri))
-              .toString()];
-      if (unit == null) {
-        if (!allowMissingFiles) {
-          fail('Test referred to unknown unit $relativeUri');
+      UnlinkedUnit unit;
+      try {
+        Uri relativeUri = Uri.parse(relativeUriStr);
+        unit = uriToUnit[
+            resolveRelativeUri(linkerInputs.testDartUri, relativeUri)
+                .toString()];
+        if (unit == null) {
+          if (!allowMissingFiles) {
+            fail('Test referred to unknown unit $relativeUriStr');
+          }
+        } else {
+          unlinkedUnits.add(unit);
         }
-      } else {
-        unlinkedUnits.add(unit);
-      }
+      } on FormatException {}

[Brian Wilkerson, 2017/02/01 21:02:10]

Comment explaining why we don't care about the exception?

[scheglov, 2017/02/01 21:08:48]

I made a tweak - we now store an empty unlinked unit.

     }
   }