/* ********* LineStorage module---test driver ********* */



#include <stdio.h>

#include "kwic.h"

#include "LineStorage.h"



#define NUMLINES 5

#define MAXWORDS 6



struct {

	int numWords;

	char* wordList[MAXWORDS];

} lineList[NUMLINES] = {

	{5,"The","Cat","in","the","Hat"},

	{4,"The","C","Programming","Language"},

	{0},

	{1,"xxx"},

	{3,"","x","01234567890123456789012345678901234567890123456789"}

};



static int errorCount = 0;



static void runTest()

{

	int i,j,status;

	int rangeErr[4];

	const char* word;



	printf("check that LSAddWord properly signals KWRANGEERROR\n");

	status = LSAddWord("");

	if (status != KWRANGEERROR) {

		printf("Error in LSAddWord return value.");

		printf(" Actual: %d Expected: %d\n",status,KWRANGEERROR);

		errorCount++;

	}



	printf("load lineList into LineStorage\n");

	for (i = 0; i < NUMLINES; i++) {

		printf("\tline %d\n",i);

		status = LSAddLine();

		if (status != KWSUCCESS) {

			printf("Error in LSAddLine return value.");

			printf(" Actual: %d Expected: %d\n",status,KWSUCCESS);

			errorCount++;

		}

		for (j = 0; j < lineList[i].numWords; j++) {

			printf("\t\tword %d\n",j);

			status = LSAddWord(lineList[i].wordList[j]);

			if (status != KWSUCCESS) {

				printf("Error in LSAddWord return value.");

				printf(" Actual: %d Expected: %d\n",

					status,KWSUCCESS);

				errorCount++;

			}

		}

	}



	printf("check that the lines have been properly stored\n");

	if (LSNumLines() != NUMLINES) {

		printf("Error in LSNumLines. Actual: %d Expected: %d\n",

			LSNumLines(),NUMLINES);

		errorCount++;

	}

	for (i = 0; i < NUMLINES; i++) {

		printf("\tline %d\n",i);

		if (LSNumWords(i) != lineList[i].numWords) {

			printf("Error in LSNumWord. Actual: %d Expected: %d\n",

				LSNumWords(i),lineList[i].numWords);

			errorCount++;

		}

		for (j = 0; j < lineList[i].numWords; j++) {

			printf("\t\tword %d\n",j);

			if (strcmp(LSGetWord(i,j),lineList[i].wordList[j])) {

				printf("Error in LSGetWords(%d,%d).",i,j);

				printf(" Actual: !%s! Expected: !%s!\n",

					LSGetWord(i,j),lineList[i].wordList[j]);

				errorCount++;

			}

		}

	}



	printf("check that line number range errors are properly signaled\n");

	rangeErr[0] = -1000;

	rangeErr[1] = -1;

	rangeErr[2] = NUMLINES;

	rangeErr[3] = NUMLINES+1000;

	for (i = 0; i < 4; i++) {

		printf("\tline %d\n",rangeErr[i]);

		status = LSNumWords(rangeErr[i]);

		if (status != KWRANGEERROR) {

			printf("Error in LSNumWords return value.");

			printf(" Actual: %d Expected: %d\n",

				status,KWRANGEERROR);

			errorCount++;

		}

		word = LSGetWord(rangeErr[i],0);

		if (word != 0) {

			printf("Error in LSGetWord return value.");

			printf(" Actual: !%s! Expected: %d\n",word,0);

			errorCount++;

		}

	}



	printf("check that word number range errors are properly signaled\n");

	rangeErr[0] = -1000;

	rangeErr[1] = -1;

	rangeErr[2] = lineList[0].numWords;

	rangeErr[3] = lineList[0].numWords+1000;

	for (i = 0; i < 4; i++) {

		printf("\tword %d\n",rangeErr[i]);

		word = LSGetWord(0,rangeErr[i]);

		if (word != 0) {

			printf("Error in LSGetWord return value.");

			printf(" Actual: !%s! Expected: %d\n",word,0);

			errorCount++;

		}

	}

}



int main()

{

	LSInit();



	printf("run the tests once\n");

	runTest();



	printf("check that LSReset runs without crashing\n");

	LSReset();



	printf("run the tests again\n");

	runTest();



	if (errorCount == 0)

		printf("\n\nNo errors detected!\n");

	return errorCount;

}