The Tor Browser: mobile/android/base/tests/testJarReader.java@b8a032363ba2

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

     1 package org.mozilla.gecko.tests;

     3 import java.io.InputStream;

     5 import org.mozilla.gecko.AppConstants;

     6 import org.mozilla.gecko.util.GeckoJarReader;

     8 /**

     9  * A basic jar reader test. Tests reading a png from fennec's apk, as well

    10  * as loading some invalid jar urls.

    11  */

    12 public class testJarReader extends BaseTest {

    13     public void testJarReader() {

    14         String appPath = getActivity().getApplication().getPackageResourcePath();

    15         mAsserter.isnot(appPath, null, "getPackageResourcePath is non-null");

    17         // Test reading a file from a jar url that looks correct.

    18         String url = "jar:file://" + appPath + "!/" + AppConstants.OMNIJAR_NAME;

    19         InputStream stream = GeckoJarReader.getStream("jar:" + url + "!/chrome/chrome/content/branding/favicon32.png");

    20         mAsserter.isnot(stream, null, "JarReader returned non-null for valid file in valid jar");

    22         // Test looking for an non-existent file in a jar.

    23         url = "jar:file://" + appPath + "!/" + AppConstants.OMNIJAR_NAME;

    24         stream = GeckoJarReader.getStream("jar:" + url + "!/chrome/chrome/content/branding/nonexistent_file.png");

    25         mAsserter.is(stream, null, "JarReader returned null for non-existent file in valid jar");

    27         // Test looking for a file that doesn't exist in the APK.

    28         url = "jar:file://" + appPath + "!/" + "BAD" + AppConstants.OMNIJAR_NAME;

    29         stream = GeckoJarReader.getStream("jar:" + url + "!/chrome/chrome/content/branding/favicon32.png");

    30         mAsserter.is(stream, null, "JarReader returned null for valid file in invalid jar file");

    32         // Test looking for an jar with an invalid url.

    33         url = "jar:file://" + appPath + "!" + "!/" + AppConstants.OMNIJAR_NAME;

    34         stream = GeckoJarReader.getStream("jar:" + url + "!/chrome/chrome/content/branding/nonexistent_file.png");

    35         mAsserter.is(stream, null, "JarReader returned null for bad jar url");

    37         // Test looking for a file that doesn't exist on disk.

    38         url = "jar:file://" + appPath + "BAD" + "!/" + AppConstants.OMNIJAR_NAME;

    39         stream = GeckoJarReader.getStream("jar:" + url + "!/chrome/chrome/content/branding/favicon32.png");

    40         mAsserter.is(stream, null, "JarReader returned null for a non-existent APK");

    42         // This test completes very quickly. If it completes too soon, the

    43         // minidumps directory may not be created before the process is

    44         // taken down, causing bug 722166.

    45         blockForGeckoReady();

    46     }

    48     private String getData(InputStream stream) {

    49         return new java.util.Scanner(stream).useDelimiter("\\A").next();

    50     }

    52 }

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