[Android] Support conditional test disabling based on android.os.Build values.

base/test/android/javatests/src/org/chromium/base/test/util/DisableIfSkipCheck.java

+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+package org.chromium.base.test.util;
+
+import android.os.Build;
+
+import junit.framework.TestCase;
+
+import org.chromium.base.Log;
+
+import java.lang.reflect.Method;
+import java.util.Arrays;
+
+/**
+ * Checks for conditional disables.
+ *
+ * Currently, this only includes checks against a few {@link android.os.Build} values.
+ */
+public class DisableIfSkipCheck extends SkipCheck {
+
+    private static final String TAG = "cr_base_test";
+
+    @Override
+    public boolean shouldSkip(TestCase testCase) {
+        Method method = getTestMethod(testCase);
+        if (method == null) return true;
+
+        if (method.isAnnotationPresent(DisableIf.Build.class)) {
+            DisableIf.Build v = method.getAnnotation(DisableIf.Build.class);
+
+            if (abi(v) && hardware(v) && sdk(v)) {
+                if (!v.message().isEmpty()) {
+                    Log.i(TAG, "%s is disabled: %s", testCase.toString(), v.message());
+                }
+                return true;
+            } else {
+                return false;
+            }
+        }
+
+        return false;
+    }
+
+    private boolean abi(DisableIf.Build v) {
+        if (v.supported_abis_includes().isEmpty()) return true;
+
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
+            return Arrays.asList(Build.SUPPORTED_ABIS).contains(
+                    v.supported_abis_includes());
+        } else {
+            return Build.CPU_ABI.equals(v.supported_abis_includes())
+                    || Build.CPU_ABI2.equals(v.supported_abis_includes());
+        }
+    }
+
+    private boolean hardware(DisableIf.Build v) {
+        return v.hardware_is().isEmpty() || Build.HARDWARE.equals(v.hardware_is());
+    }
+
+    private boolean sdk(DisableIf.Build v) {
+        return Build.VERSION.SDK_INT > v.sdk_is_greater_than()
+                && Build.VERSION.SDK_INT < v.sdk_is_less_than();
+    }
+
+}
+