xref: /llvm-project/llvm/unittests/Option/OptionMarshallingTest.cpp (revision cd5694ecea2da1990365f46f9737be1b29d94f0c)
1 //===- OptionMarshallingTest.cpp - OptionParserEmitter tests -================//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 #include "llvm/ADT/StringRef.h"
10 #include "llvm/ADT/StringTable.h"
11 #include "gtest/gtest.h"
12 
13 #define OPTTABLE_STR_TABLE_CODE
14 #include "Opts.inc"
15 #undef OPTTABLE_STR_TABLE_CODE
16 
17 struct OptionWithMarshallingInfo {
18   int PrefixedNameOffset;
19   const char *KeyPath;
20   const char *ImpliedCheck;
21   const char *ImpliedValue;
22 
23   llvm::StringRef getPrefixedName() const {
24     return OptionStrTable[PrefixedNameOffset];
25   }
26 };
27 
28 static const OptionWithMarshallingInfo MarshallingTable[] = {
29 #define OPTION_WITH_MARSHALLING(                                               \
30     PREFIX_TYPE, PREFIXED_NAME_OFFSET, ID, KIND, GROUP, ALIAS, ALIASARGS,      \
31     FLAGS, VISIBILITY, PARAM, HELPTEXT, HELPTEXTSFORVARIANTS, METAVAR, VALUES, \
32     SHOULD_PARSE, ALWAYS_EMIT, KEYPATH, DEFAULT_VALUE, IMPLIED_CHECK,          \
33     IMPLIED_VALUE, NORMALIZER, DENORMALIZER, MERGER, EXTRACTOR, TABLE_INDEX)   \
34   {PREFIXED_NAME_OFFSET, #KEYPATH, #IMPLIED_CHECK, #IMPLIED_VALUE},
35 #include "Opts.inc"
36 #undef OPTION_WITH_MARSHALLING
37 };
38 
39 TEST(OptionMarshalling, EmittedOrderSameAsDefinitionOrder) {
40   ASSERT_EQ(MarshallingTable[0].getPrefixedName(), "-marshalled-flag-d");
41   ASSERT_EQ(MarshallingTable[1].getPrefixedName(), "-marshalled-flag-c");
42   ASSERT_EQ(MarshallingTable[2].getPrefixedName(), "-marshalled-flag-b");
43   ASSERT_EQ(MarshallingTable[3].getPrefixedName(), "-marshalled-flag-a");
44 }
45 
46 TEST(OptionMarshalling, EmittedSpecifiedKeyPath) {
47   ASSERT_STREQ(MarshallingTable[0].KeyPath, "X->MarshalledFlagD");
48   ASSERT_STREQ(MarshallingTable[1].KeyPath, "X->MarshalledFlagC");
49   ASSERT_STREQ(MarshallingTable[2].KeyPath, "X->MarshalledFlagB");
50   ASSERT_STREQ(MarshallingTable[3].KeyPath, "X->MarshalledFlagA");
51 }
52 
53 TEST(OptionMarshalling, ImpliedCheckContainsDisjunctionOfKeypaths) {
54   ASSERT_STREQ(MarshallingTable[0].ImpliedCheck, "false");
55 
56   ASSERT_STREQ(MarshallingTable[1].ImpliedCheck, "false || X->MarshalledFlagD");
57   ASSERT_STREQ(MarshallingTable[1].ImpliedValue, "true");
58 
59   ASSERT_STREQ(MarshallingTable[2].ImpliedCheck, "false || X->MarshalledFlagD");
60   ASSERT_STREQ(MarshallingTable[2].ImpliedValue, "true");
61 
62   ASSERT_STREQ(MarshallingTable[3].ImpliedCheck,
63                "false || X->MarshalledFlagC || X->MarshalledFlagB");
64   ASSERT_STREQ(MarshallingTable[3].ImpliedValue, "true");
65 }
66