Golang Migration.SetRawSQLDB方法代碼示例

			initialMigrations = []migration.Migration{
				migrations.NewETCDToSQL(),
				migrations.NewIncreaseRunInfoColumnSize(),
			}

			for _, m := range initialMigrations {
				m.SetRawSQLDB(rawSQLDB)
				m.SetDBFlavor(flavor)
				m.SetClock(fakeClock)
				err := m.Up(logger)
				Expect(err).NotTo(HaveOccurred())
			}

			// Can't do this in the Describe BeforeEach
			// as the test on line 37 will cause ginkgo to panic
			mig.SetRawSQLDB(rawSQLDB)
			mig.SetDBFlavor(flavor)
		})

		JustBeforeEach(func() {
			migErr = mig.Up(logger)
		})

		It("does not error out", func() {
			Expect(migErr).NotTo(HaveOccurred())
		})

		It("should add a placement_tags column to desired lrps", func() {
			placementTags := []string{"tag-1"}

			jsonData, err := json.Marshal(placementTags)

		It("appends itself to the migration list", func() {
			Expect(migrations.Migrations).To(ContainElement(migration))
		})

		Describe("Version", func() {
			It("returns the timestamp from which it was created", func() {
				Expect(migration.Version()).To(BeEquivalentTo(1471030898))
			})
		})

		Describe("Up", func() {
			BeforeEach(func() {
				// Can't do this in the Describe BeforeEach
				// as the test on line 37 will cause ginkgo to panic
				migration.SetRawSQLDB(rawSQLDB)
				migration.SetDBFlavor(flavor)
			})

			JustBeforeEach(func() {
				migrationErr = migration.Up(logger)
			})

			BeforeEach(func() {
				createStatements := []string{
					`CREATE TABLE actual_lrps(
	net_info TEXT NOT NULL
);`,
					`CREATE TABLE tasks(
	result TEXT,
	task_definition TEXT NOT NULL