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Change some code of MyTracksProviderTest.

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This commit is contained in:
youtaol
2012-08-06 13:21:51 +08:00
parent a4b6d9e87b
commit 27c796cda0
2 changed files with 52 additions and 47 deletions
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MyTracks/src/com/google/android/apps/mytracks/content/MyTracksProvider.java
+11 -14
View File
@@ -57,7 +57,12 @@ public class MyTracksProvider extends ContentProvider {
static class DatabaseHelper extends SQLiteOpenHelper {
public DatabaseHelper(Context context) {
super(context, DATABASE_NAME, null, DATABASE_VERSION);
this(context, DATABASE_NAME);
}
@VisibleForTesting
public DatabaseHelper(Context context, String databaseName) {
super(context, databaseName, null, DATABASE_VERSION);
}
@Override
@@ -106,7 +111,8 @@ public class MyTracksProvider extends ContentProvider {
*
* @author Jimmy Shih
*/
private enum UrlType {
@VisibleForTesting
enum UrlType {
TRACKPOINTS, TRACKPOINTS_ID, TRACKS, TRACKS_ID, WAYPOINTS, WAYPOINTS_ID
}
@@ -139,7 +145,8 @@ public class MyTracksProvider extends ContentProvider {
* @param context context to creates database
* @return true means run successfully
*/
public boolean onCreate(Context context) {
@VisibleForTesting
boolean onCreate(Context context) {
if (!canAccess()) {
return false;
}
@@ -457,14 +464,4 @@ public class MyTracksProvider extends ContentProvider {
}
throw new SQLException("Failed to insert a waypoint " + url);
}
/**
* Gets the db.
*
* @return the SQLiteDatabase object
*/
@VisibleForTesting
SQLiteDatabase getDb() {
return db;
}
}
}
MyTracksTest/src/com/google/android/apps/mytracks/content/MyTracksProviderTest.java
+41 -33
View File
@@ -18,6 +18,7 @@ package com.google.android.apps.mytracks.content;
import com.google.android.apps.mytracks.content.MyTracksProvider.DatabaseHelper;
import android.database.sqlite.SQLiteDatabase;
import android.net.Uri;
import android.test.AndroidTestCase;
/**
@@ -29,10 +30,13 @@ public class MyTracksProviderTest extends AndroidTestCase {
private SQLiteDatabase db;
private MyTracksProvider myTracksProvider;
private String DATABASE_NAME = "mytrackstest.db";
@Override
protected void setUp() throws Exception {
recreatedDatabase();
getContext().deleteDatabase(DATABASE_NAME);
db = (new DatabaseHelper(getContext(), DATABASE_NAME)).getWritableDatabase();
myTracksProvider = new MyTracksProvider();
super.setUp();
}
@@ -61,7 +65,7 @@ public class MyTracksProviderTest extends AndroidTestCase {
assertTrue(checkTable(TracksColumns.TABLE_NAME));
assertTrue(checkTable(WaypointsColumns.TABLE_NAME));
}
/**
* Tests the method
* {@link MyTracksProvider.DatabaseHelper#onUpgrade(SQLiteDatabase, int, int)}
@@ -69,18 +73,18 @@ public class MyTracksProviderTest extends AndroidTestCase {
*/
public void testDatabaseHelper_onUpgrade_Version17() {
DatabaseHelper databaseHelper = new DatabaseHelper(getContext());
// Make two table is only contains one normal integer column.
dropTable(TrackPointsColumns.TABLE_NAME);
dropTable(TracksColumns.TABLE_NAME);
createEmptyTable(TrackPointsColumns.TABLE_NAME);
createEmptyTable(TracksColumns.TABLE_NAME);
databaseHelper.onUpgrade(db, 17, 20);
assertTrue(checkColumn(TrackPointsColumns.TABLE_NAME, TrackPointsColumns.SENSOR));
assertTrue(checkColumn(TracksColumns.TABLE_NAME, TracksColumns.TABLEID));
assertTrue(checkColumn(TracksColumns.TABLE_NAME, TracksColumns.ICON));
assertTrue(isColumnExisted(TrackPointsColumns.TABLE_NAME, TrackPointsColumns.SENSOR));
assertTrue(isColumnExisted(TracksColumns.TABLE_NAME, TracksColumns.TABLEID));
assertTrue(isColumnExisted(TracksColumns.TABLE_NAME, TracksColumns.ICON));
}
/**
* Tests the method
* {@link MyTracksProvider.DatabaseHelper#onUpgrade(SQLiteDatabase, int, int)}
@@ -88,18 +92,18 @@ public class MyTracksProviderTest extends AndroidTestCase {
*/
public void testDatabaseHelper_onUpgrade_Version18() {
DatabaseHelper databaseHelper = new DatabaseHelper(getContext());
// Make two table is only contains one normal integer column.
dropTable(TrackPointsColumns.TABLE_NAME);
dropTable(TracksColumns.TABLE_NAME);
createEmptyTable(TrackPointsColumns.TABLE_NAME);
createEmptyTable(TracksColumns.TABLE_NAME);
databaseHelper.onUpgrade(db, 18, 20);
assertFalse(checkColumn(TrackPointsColumns.TABLE_NAME, TrackPointsColumns.SENSOR));
assertTrue(checkColumn(TracksColumns.TABLE_NAME, TracksColumns.TABLEID));
assertTrue(checkColumn(TracksColumns.TABLE_NAME, TracksColumns.ICON));
assertFalse(isColumnExisted(TrackPointsColumns.TABLE_NAME, TrackPointsColumns.SENSOR));
assertTrue(isColumnExisted(TracksColumns.TABLE_NAME, TracksColumns.TABLEID));
assertTrue(isColumnExisted(TracksColumns.TABLE_NAME, TracksColumns.ICON));
}
/**
* Tests the method
* {@link MyTracksProvider.DatabaseHelper#onUpgrade(SQLiteDatabase, int, int)}
@@ -107,16 +111,16 @@ public class MyTracksProviderTest extends AndroidTestCase {
*/
public void testDatabaseHelper_onUpgrade_Version19() {
DatabaseHelper databaseHelper = new DatabaseHelper(getContext());
// Make two table is only contains one normal integer column.
dropTable(TrackPointsColumns.TABLE_NAME);
dropTable(TracksColumns.TABLE_NAME);
createEmptyTable(TrackPointsColumns.TABLE_NAME);
createEmptyTable(TracksColumns.TABLE_NAME);
databaseHelper.onUpgrade(db, 19, 20);
assertFalse(checkColumn(TrackPointsColumns.TABLE_NAME, TrackPointsColumns.SENSOR));
assertFalse(checkColumn(TracksColumns.TABLE_NAME, TracksColumns.TABLEID));
assertTrue(checkColumn(TracksColumns.TABLE_NAME, TracksColumns.ICON));
assertFalse(isColumnExisted(TrackPointsColumns.TABLE_NAME, TrackPointsColumns.SENSOR));
assertFalse(isColumnExisted(TracksColumns.TABLE_NAME, TracksColumns.TABLEID));
assertTrue(isColumnExisted(TracksColumns.TABLE_NAME, TracksColumns.ICON));
}
/**
@@ -127,11 +131,14 @@ public class MyTracksProviderTest extends AndroidTestCase {
}
/**
* Recreates the database of MyTracks.
* Tests the method {@link MyTracksProvider#getType(Uri)}.
*/
private void recreatedDatabase() {
assertTrue(getContext().deleteDatabase(MyTracksProvider.DATABASE_NAME));
db = (new DatabaseHelper(getContext())).getWritableDatabase();
public void testGetType() {
assertEquals(TrackPointsColumns.CONTENT_TYPE,
myTracksProvider.getType(TrackPointsColumns.CONTENT_URI));
assertEquals(TracksColumns.CONTENT_TYPE, myTracksProvider.getType(TracksColumns.CONTENT_URI));
assertEquals(WaypointsColumns.CONTENT_TYPE,
myTracksProvider.getType(WaypointsColumns.CONTENT_URI));
}
/**
@@ -140,17 +147,18 @@ public class MyTracksProviderTest extends AndroidTestCase {
* @param table the name of table
*/
private void createEmptyTable(String table) {
db.execSQL( "CREATE TABLE " + table + " (test INTEGER)");
db.execSQL("CREATE TABLE " + table + " (test INTEGER)");
}
/**
* Drops a table in database.
*
* @param table
*/
private void dropTable(String table) {
db.execSQL("Drop TABLE " + table);
}
/**
* Checks whether a table is existed.
*
@@ -162,27 +170,27 @@ public class MyTracksProviderTest extends AndroidTestCase {
db.rawQuery("select count(*) from " + table, null);
return true;
} catch (Exception e) {
return false;
return false;
}
}
/**
* Checks whether a column in a table is existed.
* Checks whether a column in a table is existed by whether can order by the
* column.
*
* @param table the name of table
* @param column the name of column
* @return true means the column has existed
*/
private boolean checkColumn(String table, String column) {
private boolean isColumnExisted(String table, String column) {
try {
db.execSQL("ALTER TABLE " + table + " add " + column);
db.execSQL("SElECT count(*) from " + table + " order by " + column);
} catch (Exception e) {
if(e.getMessage().indexOf("duplicate column") > -1) {
return true;
if (e.getMessage().indexOf("no such column") > -1) {
return false;
}
}
return false;
return true;
}
}
}