#include <stdio.h>

#include <stdlib.h>

#include <string.h>

#include <unistd.h>

#include "storage_mgr.h"

#include "dberror.h"

#include "test_helper.h"

// test name

char *testName;

/* test output files */

#define TESTPF "test_pagefile.bin"

/* prototypes for test functions */

static void myTestAssign1(void);

/* main function running all tests */

int

main (void)

{

testName = "";

initStorageManager();

myTestAssign1();

return 0;

}

/****************************************************************

* Function Name: myTestAssign1

*

* Description: Additional tests for Storage Manager.

*

* Parameter: void

*

* Return: void

*

* Author: Dhruvit Modi (dmodi2@hawk.iit.edu)

* Monika Priyadarshani (mpriyad1@hawk.iit.edu)

****************************************************************/

void

myTestAssign1(void)

{

SM_FileHandle fh;

SM_PageHandle ph;

int i;

ph = (SM_PageHandle) malloc(PAGE_SIZE);

// create a new page file

TEST_CHECK(createPageFile (TESTPF));

TEST_CHECK(openPageFile (TESTPF, &fh));

printf("created and opened file\n");

for (i=0; i < PAGE_SIZE; i++)

ph[i] = (i % 10) + '0';

// write on the first block

TEST_CHECK(writeCurrentBlock (&fh, ph));

printf("writing first block\n");

// append empty block

TEST_CHECK(appendEmptyBlock(&fh));

printf("append Empty block\n");

// write on the second block

TEST_CHECK(writeBlock (1, &fh, ph));

printf("writing second block\n");

TEST_CHECK(appendEmptyBlock(&fh));

printf("append Empty block\n");

// write to the third block

TEST_CHECK(writeBlock (2, &fh, ph));

printf("writing third block\n");

// read back the page containing the string and check that it is correct

printf("reading first block\n");

TEST_CHECK(readFirstBlock (&fh, ph));

for (i=0; i < PAGE_SIZE; i++)

ASSERT_TRUE((ph[i] == (i % 10) + '0'), "character in page read from disk is the one we expected.");

// read back the page containing the string and check that it is correct

printf("reading last block\n");

TEST_CHECK(readLastBlock (&fh, ph));

for (i=0; i < PAGE_SIZE; i++)

ASSERT_TRUE((ph[i] == (i % 10) + '0'), "character in page read from disk is the one we expected.");

// read back the page containing the string and check that it is correct

printf("reading previous block\n");

TEST_CHECK(readPreviousBlock (&fh, ph));

for (i=0; i < PAGE_SIZE; i++)

ASSERT_TRUE((ph[i] == (i % 10) + '0'), "character in page read from disk is the one we expected.");

// read back the page containing the string and check that it is correct

printf("reading current block\n");

TEST_CHECK(readCurrentBlock (&fh, ph));

for (i=0; i < PAGE_SIZE; i++)

ASSERT_TRUE((ph[i] == (i % 10) + '0'), "character in page read from disk is the one we expected.");

// read back the page containing the string and check that it is correct

printf("reading next block\n");

TEST_CHECK(readNextBlock (&fh, ph));

for (i=0; i < PAGE_SIZE; i++)

ASSERT_TRUE((ph[i] == (i % 10) + '0'), "character in page read from disk is the one we expected.");

// append empty block

TEST_CHECK(appendEmptyBlock(&fh));

printf("append Empty block\n");

// ensure capacity

TEST_CHECK(ensureCapacity(6, &fh));

printf("ensure capacity\n");

// destroy new page file

TEST_CHECK(destroyPageFile (TESTPF));

TEST_DONE();

}