#include "utilities/ReverseIndexLookup.h"
#include "unittest/TestSuite.h"
#include <limits.h>

static void testBasicOperations(void) {
	ReverseIndexLookup * lookup = ReverseIndexLookup_create();
	TestCase_assertPointerNonNULL(lookup);
	TestCase_assertPointerNULL(ReverseIndexLookup_get(lookup, 0));
	TestCase_assertUIntEqual(ReverseIndexLookup_getCount(lookup, 0), 0);
	TestCase_assertUIntEqual(ReverseIndexLookup_getValue(lookup, 0, 0), UINT_MAX);
	
	ReverseIndexLookup_set(lookup, 0, 1);
	struct ReverseIndexLookup_entry * entry = ReverseIndexLookup_get(lookup, 0);
	TestCase_assertPointerNonNULL(entry);
	TestCase_assertUIntEqual(entry->count, 1);
	TestCase_assertPointerNonNULL(entry->values);
	TestCase_assertUIntEqual(entry->values[0], 1);
	TestCase_assertUIntEqual(ReverseIndexLookup_getCount(lookup, 0), 1);
	TestCase_assertUIntEqual(ReverseIndexLookup_getValue(lookup, 0, 0), 1);
	TestCase_assertUIntEqual(ReverseIndexLookup_getValue(lookup, 0, 1), UINT_MAX);
	
	ReverseIndexLookup_set(lookup, 0, 2);
	entry = ReverseIndexLookup_get(lookup, 0);
	TestCase_assertPointerNonNULL(entry);
	TestCase_assertUIntEqual(entry->count, 2);
	TestCase_assertPointerNonNULL(entry->values);
	TestCase_assertUIntEqual(entry->values[0], 1);
	TestCase_assertUIntEqual(entry->values[1], 2);
	TestCase_assertUIntEqual(ReverseIndexLookup_getCount(lookup, 0), 2);
	TestCase_assertUIntEqual(ReverseIndexLookup_getValue(lookup, 0, 0), 1);
	TestCase_assertUIntEqual(ReverseIndexLookup_getValue(lookup, 0, 1), 2);
	TestCase_assertUIntEqual(ReverseIndexLookup_getValue(lookup, 0, 2), UINT_MAX);
	
	ReverseIndexLookup_set(lookup, 1, 1);
	entry = ReverseIndexLookup_get(lookup, 1);
	TestCase_assertPointerNonNULL(entry);
	TestCase_assertUIntEqual(entry->count, 1);
	TestCase_assertPointerNonNULL(entry->values);
	TestCase_assertUIntEqual(entry->values[0], 1);
	TestCase_assertUIntEqual(ReverseIndexLookup_getCount(lookup, 1), 1);
	TestCase_assertUIntEqual(ReverseIndexLookup_getValue(lookup, 1, 0), 1);
	TestCase_assertUIntEqual(ReverseIndexLookup_getValue(lookup, 1, 1), UINT_MAX);
	
	ReverseIndexLookup_unset(lookup, 0, 1);
	entry = ReverseIndexLookup_get(lookup, 0);
	TestCase_assertPointerNonNULL(entry);
	TestCase_assertUIntEqual(entry->count, 1);
	TestCase_assertPointerNonNULL(entry->values);
	TestCase_assertUIntEqual(entry->values[0], 2);
	TestCase_assertUIntEqual(ReverseIndexLookup_getCount(lookup, 0), 1);
	TestCase_assertUIntEqual(ReverseIndexLookup_getValue(lookup, 0, 0), 2);
	TestCase_assertUIntEqual(ReverseIndexLookup_getValue(lookup, 0, 1), UINT_MAX);
	
	ReverseIndexLookup_empty(lookup);
	TestCase_assertUIntEqual(ReverseIndexLookup_getCount(lookup, 0), 0);
	TestCase_assertUIntEqual(ReverseIndexLookup_getCount(lookup, 1), 0);
	ReverseIndexLookup_dispose(lookup);
}

TEST_SUITE(ReverseIndexLookupTest,
           testBasicOperations)