1/*
2 * Copyright (C) 2016 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.settings.fingerprint;
18
19
20import static org.mockito.Matchers.anyInt;
21import static org.mockito.Mockito.doReturn;
22
23import android.content.Context;
24import android.content.ContextWrapper;
25import android.content.Intent;
26import android.hardware.fingerprint.Fingerprint;
27import android.hardware.fingerprint.FingerprintManager;
28import android.test.ActivityUnitTestCase;
29import android.view.View;
30import android.widget.Button;
31import android.widget.TextView;
32
33import com.android.settings.R;
34
35import org.mockito.Mock;
36import org.mockito.MockitoAnnotations;
37
38import java.util.ArrayList;
39import java.util.List;
40
41public class FingerprintEnrollIntroductionTest
42        extends ActivityUnitTestCase<FingerprintEnrollIntroduction> {
43
44    private TestContext mContext;
45
46    @Mock
47    private FingerprintManager mFingerprintManager;
48
49    private FingerprintEnrollIntroduction mActivity;
50
51    public FingerprintEnrollIntroductionTest() {
52        super(FingerprintEnrollIntroduction.class);
53    }
54
55    @Override
56    protected void setUp() throws Exception {
57        super.setUp();
58        MockitoAnnotations.initMocks(this);
59        mContext = new TestContext(getInstrumentation().getTargetContext());
60        setActivityContext(mContext);
61
62        getInstrumentation().runOnMainSync(() -> {
63            final Intent intent = new Intent();
64            mActivity = startActivity(intent,
65                    null /* savedInstanceState */, null /* lastNonConfigurationInstance */);
66        });
67    }
68
69    public void testMaxFingerprint_shouldShowErrorMessage() {
70        final int max = mContext.getResources().getInteger(
71                com.android.internal.R.integer.config_fingerprintMaxTemplatesPerUser);
72        doReturn(generateFingerprintList(max)).when(mFingerprintManager)
73                .getEnrolledFingerprints(anyInt());
74
75        getInstrumentation().runOnMainSync(() -> {
76            getInstrumentation().callActivityOnCreate(mActivity, null);
77            getInstrumentation().callActivityOnResume(mActivity);
78        });
79
80        final TextView errorTextView = (TextView) mActivity.findViewById(R.id.error_text);
81        assertNotNull(errorTextView.getText().toString());
82
83        final Button nextButton = (Button) mActivity.findViewById(R.id.fingerprint_next_button);
84        assertEquals(View.GONE, nextButton.getVisibility());
85    }
86
87    private List<Fingerprint> generateFingerprintList(int num) {
88        ArrayList<Fingerprint> list = new ArrayList<>();
89        for (int i = 0; i < num; i++) {
90            list.add(new Fingerprint("Fingerprint " + i, 0, i, 0));
91        }
92        return list;
93    }
94
95    public class TestContext extends ContextWrapper {
96
97        public TestContext(Context base) {
98            super(base);
99        }
100
101        @Override
102        public Object getSystemService(String name) {
103            if (Context.FINGERPRINT_SERVICE.equals(name)) {
104                return mFingerprintManager;
105            }
106            return super.getSystemService(name);
107        }
108    }
109}
110