mirror of
https://github.com/reactos/reactos.git
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94 lines
2.9 KiB
C
94 lines
2.9 KiB
C
/*
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* PROJECT: ReactOS kernel-mode tests
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* LICENSE: LGPLv2+ - See COPYING.LIB in the top level directory
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* PURPOSE: Kernel-Mode Test Suite RtlGenericTable
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* PROGRAMMER: arty
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*/
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#define KMT_EMULATE_KERNEL
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#include <kmt_test.h>
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#define NDEBUG
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#include <debug.h>
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static LIST_ENTRY Allocations;
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static RTL_GENERIC_COMPARE_RESULTS NTAPI
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CompareCharTable(PRTL_GENERIC_TABLE Table, PVOID A, PVOID B)
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{
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RTL_GENERIC_COMPARE_RESULTS Result = (*((PCHAR)A) < *((PCHAR)B)) ? GenericLessThan :
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(*((PCHAR)A) > *((PCHAR)B)) ? GenericGreaterThan :
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GenericEqual;
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return Result;
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}
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static PVOID NTAPI
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AllocRoutine(PRTL_GENERIC_TABLE Table, CLONG ByteSize)
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{
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PLIST_ENTRY Entry = ExAllocatePool
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(NonPagedPool, sizeof(LIST_ENTRY) + ByteSize);
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InsertTailList(&Allocations, Entry);
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return &Entry[1];
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}
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static VOID NTAPI
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FreeRoutine(PRTL_GENERIC_TABLE Table, PVOID Buffer)
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{
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PLIST_ENTRY Entry = (PLIST_ENTRY)(((PCHAR)Buffer) - sizeof(LIST_ENTRY));
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RemoveEntryList(Entry);
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ExFreePool(Entry);
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}
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static void RtlSplayTreeTest()
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{
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ULONG i, del;
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PCHAR Ch;
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CHAR Text[] = "the quick_brown!fOx-jUmp3d/0vER+THe^lazy.D@g";
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CHAR NewE[] = "11111111111111111111111111111111110111111111";
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RTL_GENERIC_TABLE Table;
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RtlInitializeGenericTable
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(&Table,
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CompareCharTable,
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AllocRoutine,
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FreeRoutine,
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NULL);
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for (i = 0; Text[i]; i++) {
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BOOLEAN WasNew;
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Ch = (PCHAR)RtlInsertElementGenericTable
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(&Table,
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&Text[i],
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sizeof(Text[i]),
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&WasNew);
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ok(Ch && *Ch == Text[i], "Copy character into node\n");
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ok(WasNew == (NewE[i] == '1'),
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"Character newness didn't match for char %u: '%c'\n",
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i, Text[i]);
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}
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for (Ch = (PCHAR)RtlEnumerateGenericTable(&Table, TRUE), i = 0;
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Ch;
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Ch = (PCHAR)RtlEnumerateGenericTable(&Table, FALSE), i++) {
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ok(strchr(Text, *Ch) != NULL, "Nonexistent character\n");
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}
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ok(RtlNumberGenericTableElements(&Table) == strlen(Text) - 1, "Not the right number of elements\n");
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ok(RtlLookupElementGenericTable(&Table, "q") != NULL, "Could not lookup q\n");
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ok(!RtlLookupElementGenericTable(&Table, "#"), "Found a character that shouldn't appear\n");
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ok(strlen(Text) == i + 1, "Didn't enumerate enough characters\n");
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del = 0;
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for (i = 0; Text[i]; i++) {
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if (NewE[i] == '1') {
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BOOLEAN WasDeleted;
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WasDeleted = RtlDeleteElementGenericTable(&Table, &Text[i]);
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del += WasDeleted;
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}
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}
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ok(!RtlNumberGenericTableElements(&Table), "Not zero elements\n");
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ok(!RtlGetElementGenericTable(&Table, 0), "Elements left when we removed them all\n");
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ok(strlen(Text) == del + 1, "Deleted too many times\n");
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ok(IsListEmpty(&Allocations), "Didn't free all memory\n");
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}
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START_TEST(RtlSplayTree)
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{
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InitializeListHead(&Allocations);
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RtlSplayTreeTest();
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}
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