Method getPageData

test/simpledb/BTreeHeaderPageTest.java:145–169

Unit test for BTreeHeaderPage.getPageData()

()

	 * Unit test for BTreeHeaderPage.getPageData()
	 */
	@Test public void getPageData() throws Exception {
		BTreeHeaderPage page0 = new BTreeHeaderPage(pid, EXAMPLE_DATA);
		page0.init();
		for (int i = 0; i < 20; ++i) {
			page0.markSlotUsed(i, false);
		}

		for (int i = 0; i < 20; i += 2) {
			page0.markSlotUsed(i, true);
		}

		BTreeHeaderPage page = new BTreeHeaderPage(pid, page0.getPageData());

		for (int i = 0; i < 20; ++i) {
			if(i % 2 == 0)
				assertTrue(page.isSlotUsed(i));
			else
				assertFalse(page.isSlotUsed(i));
		}

		for (int i = 20; i < 32704; ++i)
			assertTrue(page.isSlotUsed(i));

		assertEquals(1, page.getEmptySlot());
	}

	/**
	 * Unit test for BTreeHeaderPage.isDirty()