Examples with CompareControl liquibase.diff.compare.CompareControl used on opensource projects

Example 16 with CompareControl

use of liquibase.diff.compare.CompareControl in project liquibase by liquibase.

the class AbstractIntegrationTest method testRerunDiffChangeLog.

@Test
public void testRerunDiffChangeLog() throws Exception {
    if (database == null) {
        return;
    }
    for (int run = 0; run < 2; run++) {
        //run once outputting data as insert, once as csv
        boolean outputCsv = run == 1;
        runCompleteChangeLog();
        SnapshotControl snapshotControl = new SnapshotControl(database);
        //todo            compareControl.setDiffData(true);
        DatabaseSnapshot originalSnapshot = SnapshotGeneratorFactory.getInstance().createSnapshot(database.getDefaultSchema(), database, snapshotControl);
        CompareControl compareControl = new CompareControl();
        //database returns different data even if the same
        compareControl.addSuppressedField(Column.class, "defaultValue");
        //database returns different data even if the same
        compareControl.addSuppressedField(Column.class, "autoIncrementInformation");
        if (database instanceof OracleDatabase) {
            //database returns different nvarchar2 info even though they are the same
            compareControl.addSuppressedField(Column.class, "type");
        }
        DiffOutputControl diffOutputControl = new DiffOutputControl();
        File tempFile = File.createTempFile("liquibase-test", ".xml");
        deleteOnExit(tempFile);
        if (outputCsv) {
            diffOutputControl.setDataDir(new File(tempFile.getParentFile(), "liquibase-data").getCanonicalPath().replaceFirst("\\w:", ""));
        }
        DiffResult diffResult = DiffGeneratorFactory.getInstance().compare(database, null, compareControl);
        FileOutputStream output = new FileOutputStream(tempFile);
        try {
            new DiffToChangeLog(diffResult, new DiffOutputControl()).print(new PrintStream(output));
            output.flush();
        } finally {
            output.close();
        }
        Liquibase liquibase = createLiquibase(tempFile.getName());
        clearDatabase(liquibase);
        DatabaseSnapshot emptySnapshot = SnapshotGeneratorFactory.getInstance().createSnapshot(database.getDefaultSchema(), database, new SnapshotControl(database));
        //run again to test changelog testing logic
        liquibase = createLiquibase(tempFile.getName());
        try {
            liquibase.update(this.contexts);
        } catch (ValidationFailedException e) {
            e.printDescriptiveError(System.out);
            throw e;
        }
        //            tempFile.deleteOnExit();
        DatabaseSnapshot migratedSnapshot = SnapshotGeneratorFactory.getInstance().createSnapshot(database.getDefaultSchema(), database, new SnapshotControl(database));
        DiffResult finalDiffResult = DiffGeneratorFactory.getInstance().compare(originalSnapshot, migratedSnapshot, compareControl);
        try {
            assertTrue(finalDiffResult.areEqual());
        } catch (AssertionError e) {
            new DiffToReport(finalDiffResult, System.err).print();
            throw e;
        }
        //diff to empty and drop all
        DiffResult emptyDiffResult = DiffGeneratorFactory.getInstance().compare(emptySnapshot, migratedSnapshot, compareControl);
        output = new FileOutputStream(tempFile);
        try {
            new DiffToChangeLog(emptyDiffResult, new DiffOutputControl(true, true, true, null)).print(new PrintStream(output));
            output.flush();
        } finally {
            output.close();
        }
        liquibase = createLiquibase(tempFile.getName());
        System.out.println("updating from " + tempFile.getCanonicalPath());
        try {
            liquibase.update(this.contexts);
        } catch (LiquibaseException e) {
            throw e;
        }
        DatabaseSnapshot emptyAgainSnapshot = SnapshotGeneratorFactory.getInstance().createSnapshot(database.getDefaultSchema(), database, new SnapshotControl(database));
        assertEquals(2, emptyAgainSnapshot.get(Table.class).size());
        assertEquals(0, emptyAgainSnapshot.get(View.class).size());
    }
}

Example 17 with CompareControl

use of liquibase.diff.compare.CompareControl in project liquibase by liquibase.

the class AbstractIntegrationTest method generateChangeLog_noChanges.

@Test
public void generateChangeLog_noChanges() throws Exception {
    if (database == null) {
        return;
    }
    runCompleteChangeLog();
    DiffResult diffResult = DiffGeneratorFactory.getInstance().compare(database, database, new CompareControl());
    DiffToChangeLog changeLogWriter = new DiffToChangeLog(diffResult, new DiffOutputControl(false, false, false, null));
    List<ChangeSet> changeSets = changeLogWriter.generateChangeSets();
    assertEquals(0, changeSets.size());
}