[LLDB] Attempt to fix DumpDataExtractorTest

In 014c41d I tried to fix these tests,
but it seems that I needed to change TEST for TEST_F to make that work.
It's a pain that these failures don't repro on any of my machines, but I
verified thta the initialization code for the tests is invoked.

Author: Walter Erquinigo

lldb/unittests/Core/DumpDataExtractorTest.cpp

@@ -48,7 +48,7 @@ static void TestDumpWithAddress(uint64_t base_addr, size_t item_count,
   ASSERT_EQ(expected, result.GetString());
 }
 
-TEST(DumpDataExtractorTest, BaseAddress) {
+TEST_F(DumpDataExtractorTest, BaseAddress) {
   TestDumpWithAddress(0x12341234, 1, "0x12341234: 0x11");
   TestDumpWithAddress(LLDB_INVALID_ADDRESS, 1, "0x11");
   TestDumpWithAddress(0x12341234, 2, "0x12341234: 0x11\n0x12341235: 0x22");
@@ -69,7 +69,7 @@ static void TestDumpWithOffset(offset_t start_offset,
   ASSERT_EQ(expected, result.GetString());
 }
 
-TEST(DumpDataExtractorTest, StartOffset) {
+TEST_F(DumpDataExtractorTest, StartOffset) {
   TestDumpWithOffset(0, "0x00000000: 0x11 0x22 0x33");
   // The offset applies to the DataExtractor, not the address used when
   // formatting.
@@ -78,7 +78,7 @@ TEST(DumpDataExtractorTest, StartOffset) {
   TestDumpWithOffset(3, "");
 }
 
-TEST(DumpDataExtractorTest, NullStream) {
+TEST_F(DumpDataExtractorTest, NullStream) {
   // We don't do any work if there is no output stream.
   uint8_t c = 0x11;
   StreamString result;
@@ -128,7 +128,7 @@ static void TestDump(const std::vector<T> data, lldb::Format format,
                LLDB_INVALID_ADDRESS, format, expected);
 }
 
-TEST(DumpDataExtractorTest, Formats) {
+TEST_F(DumpDataExtractorTest, Formats) {
   TestDump<uint8_t>(1, lldb::eFormatDefault, "0x01");
   TestDump<uint8_t>(1, lldb::eFormatBoolean, "true");
   TestDump<uint8_t>(0xAA, lldb::eFormatBinary, "0b10101010");
@@ -274,7 +274,7 @@ TEST(DumpDataExtractorTest, Formats) {
   TestDump<int>(99, lldb::Format::eFormatVoid, "0x00000063");
 }
 
-TEST(DumpDataExtractorTest, FormatCharArray) {
+TEST_F(DumpDataExtractorTest, FormatCharArray) {
   // Unlike the other formats, charArray isn't 1 array of N chars.
   // It must be passed as N chars of 1 byte each.
   // (eFormatVectorOfChar does this swap for you)
@@ -315,7 +315,7 @@ void TestDumpMultiLine(const T *data, size_t num_items, lldb::Format format,
                0x80000000, format, expected);
 }
 
-TEST(DumpDataExtractorTest, MultiLine) {
+TEST_F(DumpDataExtractorTest, MultiLine) {
   // A vector counts as 1 item regardless of size.
   TestDumpMultiLine(std::vector<uint8_t>{0x11},
                     lldb::Format::eFormatVectorOfUInt8, 1,
@@ -370,7 +370,7 @@ void TestDumpWithItemByteSize(size_t item_byte_size, lldb::Format format,
                expected);
 }
 
-TEST(DumpDataExtractorTest, ItemByteSizeErrors) {
+TEST_F(DumpDataExtractorTest, ItemByteSizeErrors) {
   TestDumpWithItemByteSize(
       16, lldb::Format::eFormatBoolean,
       "error: unsupported byte size (16) for boolean format");