asdctool/src/test/java/org/openecomp/sdc/asdctool/migration/resolver/SpringBeansMigrationResolverTest.java


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package org.openecomp.sdc.asdctool.migration.resolver;

import static org.mockito.Mockito.when;
import static org.testng.Assert.assertEquals;
import static org.testng.Assert.assertTrue;

import java.util.Arrays;
import java.util.Collections;
import java.util.List;

import org.mockito.InjectMocks;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import org.openecomp.sdc.asdctool.migration.core.DBVersion;
import org.openecomp.sdc.asdctool.migration.core.task.IMigrationStage;
import org.openecomp.sdc.asdctool.migration.core.task.Migration;
import org.openecomp.sdc.asdctool.migration.core.task.MigrationResult;
import org.openecomp.sdc.asdctool.migration.service.SdcRepoService;
import org.testng.annotations.BeforeMethod;
import org.testng.annotations.Test;

public class SpringBeansMigrationResolverTest {

    @InjectMocks
    private SpringBeansMigrationResolver testInstance;

    @Mock
    private SdcRepoService sdcRepoServiceMock;

    private List<Migration> migrations = Arrays.asList(createMigration("1710.1"), createMigration("1710.22"), createMigration("1707.12"), createMigration("1710.3"));


    @BeforeMethod
    public void setUp() throws Exception {
        MockitoAnnotations.initMocks(this);
        testInstance.setMigrations(migrations);
    }

    @Test
    public void testResolveMigrations_getMigrationsWithVersionGreaterThanLatest() throws Exception {
        when(sdcRepoServiceMock.getLatestDBVersion()).thenReturn(DBVersion.fromString("1710.2"));
        testInstance.setPostMigrations(Collections.emptyList());
        List<IMigrationStage> resolvedMigrations = testInstance.resolveMigrations();
        assertEquals(resolvedMigrations.size(), 2);
        assertEquals(resolvedMigrations.get(0).getVersion(), DBVersion.fromString("1710.3"));
        assertEquals(resolvedMigrations.get(1).getVersion(), DBVersion.fromString("1710.22"));
    }

    @Test
    public void testResolveMigration_noLatestVersionForCurrentMajorVersion() throws Exception {
        when(sdcRepoServiceMock.getLatestDBVersion()).thenReturn(DBVersion.fromString("1710.-1"));
        testInstance.setPostMigrations(Collections.emptyList());
        List<IMigrationStage> resolvedMigrations = testInstance.resolveMigrations();
        assertEquals(resolvedMigrations.size(), 3);
        assertEquals(resolvedMigrations.get(0).getVersion(), DBVersion.fromString("1710.1"));
        assertEquals(resolvedMigrations.get(1).getVersion(), DBVersion.fromString("1710.3"));
        assertEquals(resolvedMigrations.get(2).getVersion(), DBVersion.fromString("1710.22"));
    }

    @Test
    public void testResolveMigrations_emptyMigrationsList() throws Exception {
        testInstance.setMigrations(Collections.emptyList());
        testInstance.setPostMigrations(Collections.emptyList());
        when(sdcRepoServiceMock.getLatestDBVersion()).thenReturn(DBVersion.fromString("1710.-1"));
        List<IMigrationStage> resolvedMigrations = testInstance.resolveMigrations();
        assertTrue(resolvedMigrations.isEmpty());
    }

    private Migration createMigration(String version) {
        return new Migration() {
            @Override
            public String description() {
                return null;
            }

            @Override
            public DBVersion getVersion() {
                return DBVersion.fromString(version);
            }

            @Override
            public MigrationResult migrate() {
                return null;
            }
        };
    }

}