Test ART profile parse error diagnostics

Change-Id: I5856f8caefc92f0160fa687ad13aa72e14b9331b
diff --git a/src/main/java/com/android/tools/r8/experimental/startup/profile/art/HumanReadableARTProfileParser.java b/src/main/java/com/android/tools/r8/experimental/startup/profile/art/HumanReadableARTProfileParser.java
index 7aaff7c..29ffaa6 100644
--- a/src/main/java/com/android/tools/r8/experimental/startup/profile/art/HumanReadableARTProfileParser.java
+++ b/src/main/java/com/android/tools/r8/experimental/startup/profile/art/HumanReadableARTProfileParser.java
@@ -50,6 +50,9 @@
           lineNumber++;
         }
       }
+      if (reporter != null) {
+        reporter.failIfPendingErrors();
+      }
     } catch (IOException e) {
       throw new UncheckedIOException(e);
     }
@@ -57,7 +60,7 @@
 
   private void parseError(String rule, int lineNumber, Origin origin) {
     if (reporter != null) {
-      reporter.warning(new HumanReadableARTProfileParserErrorDiagnostic(rule, lineNumber, origin));
+      reporter.error(new HumanReadableARTProfileParserErrorDiagnostic(rule, lineNumber, origin));
     }
   }
 
diff --git a/src/test/java/com/android/tools/r8/TestDiagnosticMessages.java b/src/test/java/com/android/tools/r8/TestDiagnosticMessages.java
index c53ec8c..a15b915 100644
--- a/src/test/java/com/android/tools/r8/TestDiagnosticMessages.java
+++ b/src/test/java/com/android/tools/r8/TestDiagnosticMessages.java
@@ -126,8 +126,9 @@
   public abstract TestDiagnosticMessages assertWarningsMatch(
       Collection<Matcher<Diagnostic>> matchers);
 
-  public final TestDiagnosticMessages assertErrorsMatch(Matcher<Diagnostic> matcher) {
-    return assertErrorsMatch(Collections.singletonList(matcher));
+  @SafeVarargs
+  public final TestDiagnosticMessages assertErrorsMatch(Matcher<Diagnostic>... matchers) {
+    return assertErrorsMatch(Arrays.asList(matchers));
   }
 
   public abstract TestDiagnosticMessages assertErrorsMatch(
diff --git a/src/test/java/com/android/tools/r8/startup/diagnostic/HumanReadableARTProfileParserErrorDiagnosticTest.java b/src/test/java/com/android/tools/r8/startup/diagnostic/HumanReadableARTProfileParserErrorDiagnosticTest.java
new file mode 100644
index 0000000..63283b6
--- /dev/null
+++ b/src/test/java/com/android/tools/r8/startup/diagnostic/HumanReadableARTProfileParserErrorDiagnosticTest.java
@@ -0,0 +1,82 @@
+// Copyright (c) 2022, the R8 project authors. Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+package com.android.tools.r8.startup.diagnostic;
+
+import static com.android.tools.r8.DiagnosticsMatcher.diagnosticMessage;
+import static com.android.tools.r8.DiagnosticsMatcher.diagnosticType;
+import static org.hamcrest.CoreMatchers.allOf;
+import static org.hamcrest.CoreMatchers.equalTo;
+
+import com.android.tools.r8.CompilationFailedException;
+import com.android.tools.r8.TestBase;
+import com.android.tools.r8.TestDiagnosticMessages;
+import com.android.tools.r8.TestParameters;
+import com.android.tools.r8.TestParametersCollection;
+import com.android.tools.r8.origin.Origin;
+import com.android.tools.r8.startup.StartupProfileBuilder;
+import com.android.tools.r8.startup.StartupProfileProvider;
+import com.android.tools.r8.utils.AndroidApiLevel;
+import com.android.tools.r8.utils.ConsumerUtils;
+import com.android.tools.r8.utils.UTF8TextInputStream;
+import java.io.ByteArrayInputStream;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.Parameterized;
+import org.junit.runners.Parameterized.Parameter;
+import org.junit.runners.Parameterized.Parameters;
+
+@RunWith(Parameterized.class)
+public class HumanReadableARTProfileParserErrorDiagnosticTest extends TestBase {
+
+  @Parameter(0)
+  public TestParameters parameters;
+
+  @Parameters(name = "{0}")
+  public static TestParametersCollection data() {
+    return getTestParameters().withNoneRuntime().build();
+  }
+
+  @Test(expected = CompilationFailedException.class)
+  public void test() throws Exception {
+    testForD8()
+        .addProgramClasses(Main.class)
+        .addStartupProfileProviders(
+            new StartupProfileProvider() {
+              @Override
+              public void getStartupProfile(StartupProfileBuilder startupProfileBuilder) {
+
+                startupProfileBuilder.addHumanReadableARTProfile(
+                    new UTF8TextInputStream(
+                        new ByteArrayInputStream("INVALID1\nINVALID2".getBytes())),
+                    ConsumerUtils.emptyConsumer());
+              }
+
+              @Override
+              public Origin getOrigin() {
+                return Origin.unknown();
+              }
+            })
+        .release()
+        .setMinApi(AndroidApiLevel.LATEST)
+        .compileWithExpectedDiagnostics(this::inspectDiagnostics);
+  }
+
+  private void inspectDiagnostics(TestDiagnosticMessages diagnostics) {
+    diagnostics.assertErrorsMatch(
+        allOf(
+            diagnosticType(HumanReadableARTProfileParserErrorDiagnostic.class),
+            diagnosticMessage(
+                equalTo("Unable to parse rule at line 1 from ART profile: INVALID1"))),
+        allOf(
+            diagnosticType(HumanReadableARTProfileParserErrorDiagnostic.class),
+            diagnosticMessage(
+                equalTo("Unable to parse rule at line 2 from ART profile: INVALID2"))));
+  }
+
+  static class Main {
+
+    public static void main(String[] args) {}
+  }
+}