src/content/public/android/javatests/src/org/chromium/content/browser/ContentCommandLineTest.java

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 package org.chromium.content.browser;
   6
   7 import android.test.InstrumentationTestCase;
   8 import android.test.suitebuilder.annotation.MediumTest;
   9
  10 import org.chromium.base.CommandLine;
  11 import org.chromium.base.library_loader.LibraryLoader;
  12 import org.chromium.base.library_loader.ProcessInitException;
  13 import org.chromium.base.test.util.Feature;
  14 import org.chromium.content_shell_apk.ContentShellApplication;
  15
  16 /**
  17  * Test class for command lines.
  18  */
  19 public class ContentCommandLineTest extends InstrumentationTestCase {
  20     // A reference command line. Note that switch2 is [brea\d], switch3 is [and "butter"],
  21     // and switch4 is [a "quoted" 'food'!]
  22     static final String INIT_SWITCHES[] = { "init_command", "--SWITCH", "Arg",
  23         "--switch2=brea\\d", "--switch3=and \"butter\"",
  24         "--switch4=a \"quoted\" 'food'!",
  25         "--", "--actually_an_arg" };
  26
  27     // The same command line, but in quoted string format.
  28     static final char INIT_SWITCHES_BUFFER[] =
  29         ("init_command --SWITCH Arg --switch2=brea\\d --switch3=\"and \\\"butt\"er\\\"   "
  30         + "--switch4='a \"quoted\" \\'food\\'!' "
  31         + "-- --actually_an_arg").toCharArray();
  32
  33     static final String CL_ADDED_SWITCH = "zappo-dappo-doggy-trainer";
  34     static final String CL_ADDED_SWITCH_2 = "username";
  35     static final String CL_ADDED_VALUE_2 = "bozo";
  36
  37     @Override
  38     public void setUp() throws Exception {
  39         CommandLine.reset();
  40     }
  41
  42     void loadJni() {
  43         assertFalse(CommandLine.getInstance().isNativeImplementation());
  44         getInstrumentation().runOnMainSync(new Runnable() {
  45             @Override
  46             public void run() {
  47                 ContentShellApplication.initializeApplicationParameters();
  48                 try {
  49                     LibraryLoader.ensureInitialized();
  50                 } catch (ProcessInitException e) {
  51                     throw new Error(e);
  52                 }
  53             }
  54         });
  55         assertTrue(CommandLine.getInstance().isNativeImplementation());
  56     }
  57
  58     void checkInitSwitches() {
  59         CommandLine cl = CommandLine.getInstance();
  60         assertFalse(cl.hasSwitch("init_command"));
  61         assertFalse(cl.hasSwitch("switch"));
  62         assertTrue(cl.hasSwitch("SWITCH"));
  63         assertFalse(cl.hasSwitch("--SWITCH"));
  64         assertFalse(cl.hasSwitch("Arg"));
  65         assertFalse(cl.hasSwitch("actually_an_arg"));
  66         assertEquals("brea\\d", cl.getSwitchValue("switch2"));
  67         assertEquals("and \"butter\"", cl.getSwitchValue("switch3"));
  68         assertEquals("a \"quoted\" 'food'!", cl.getSwitchValue("switch4"));
  69         assertNull(cl.getSwitchValue("SWITCH"));
  70         assertNull(cl.getSwitchValue("non-existant"));
  71     }
  72
  73     void checkSettingThenGetting() {
  74         CommandLine cl = CommandLine.getInstance();
  75
  76         // Add a plain switch.
  77         assertFalse(cl.hasSwitch(CL_ADDED_SWITCH));
  78         cl.appendSwitch(CL_ADDED_SWITCH);
  79         assertTrue(cl.hasSwitch(CL_ADDED_SWITCH));
  80
  81         // Add a switch paired with a value.
  82         assertFalse(cl.hasSwitch(CL_ADDED_SWITCH_2));
  83         assertNull(cl.getSwitchValue(CL_ADDED_SWITCH_2));
  84         cl.appendSwitchWithValue(CL_ADDED_SWITCH_2, CL_ADDED_VALUE_2);
  85         assertTrue(CL_ADDED_VALUE_2.equals(cl.getSwitchValue(CL_ADDED_SWITCH_2)));
  86
  87         // Append a few new things.
  88         final String switchesAndArgs[] = { "dummy", "--superfast", "--speed=turbo" };
  89         assertFalse(cl.hasSwitch("dummy"));
  90         assertFalse(cl.hasSwitch("superfast"));
  91         assertNull(cl.getSwitchValue("speed"));
  92         cl.appendSwitchesAndArguments(switchesAndArgs);
  93         assertFalse(cl.hasSwitch("dummy"));
  94         assertFalse(cl.hasSwitch("command"));
  95         assertTrue(cl.hasSwitch("superfast"));
  96         assertTrue("turbo".equals(cl.getSwitchValue("speed")));
  97     }
  98
  99     void checkAppendedSwitchesPassedThrough() {
 100         CommandLine cl = CommandLine.getInstance();
 101         assertTrue(cl.hasSwitch(CL_ADDED_SWITCH));
 102         assertTrue(cl.hasSwitch(CL_ADDED_SWITCH_2));
 103         assertTrue(CL_ADDED_VALUE_2.equals(cl.getSwitchValue(CL_ADDED_SWITCH_2)));
 104     }
 105
 106     @MediumTest
 107     @Feature({"Android-AppBase"})
 108     public void testJavaNativeTransition() {
 109         CommandLine.init(INIT_SWITCHES);
 110         checkInitSwitches();
 111         loadJni();
 112         checkInitSwitches();
 113         checkSettingThenGetting();
 114     }
 115
 116     @MediumTest
 117     @Feature({"Android-AppBase"})
 118     public void testJavaNativeTransitionAfterAppends() {
 119         CommandLine.init(INIT_SWITCHES);
 120         checkInitSwitches();
 121         checkSettingThenGetting();
 122         loadJni();
 123         checkInitSwitches();
 124         checkAppendedSwitchesPassedThrough();
 125     }
 126
 127     @MediumTest
 128     @Feature({"Android-AppBase"})
 129     public void testNativeInitialization() {
 130         CommandLine.init(null);
 131         loadJni();
 132         // Drop the program name for use with appendSwitchesAndArguments.
 133         String[] args = new String[INIT_SWITCHES.length - 1];
 134         System.arraycopy(INIT_SWITCHES, 1, args, 0, args.length);
 135         CommandLine.getInstance().appendSwitchesAndArguments(args);
 136         checkInitSwitches();
 137         checkSettingThenGetting();
 138     }
 139
 140     @MediumTest
 141     @Feature({"Android-AppBase"})
 142     public void testFileInitialization() {
 143         CommandLine.initFromFile(ContentShellApplication.COMMAND_LINE_FILE);
 144         loadJni();
 145         checkSettingThenGetting();
 146     }
 147 }