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Add failing test for issue #443

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This commit is contained in:
Jacob Dufault 2018-02-11 17:15:56 -08:00
parent 699cf4b506
commit a90dc25c5a
1 changed files with 131 additions and 0 deletions
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131
src/query.cc
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@ -1,6 +1,7 @@
#include "query.h" #include "query.h"
#include "indexer.h" #include "indexer.h"
#include "serializer.h"
#include "serializers/json.h" #include "serializers/json.h"
#include <doctest/doctest.h> #include <doctest/doctest.h>
@ -1110,4 +1111,134 @@ TEST_SUITE("query") {
REQUIRE(db.funcs[0].uses[0].range == Range(Position(4, 0))); REQUIRE(db.funcs[0].uses[0].range == Range(Position(4, 0)));
REQUIRE(db.funcs[0].uses[1].range == Range(Position(5, 0))); REQUIRE(db.funcs[0].uses[1].range == Range(Position(5, 0)));
} }
TEST_CASE("Remove variable with usage") {
auto load_index_from_json = [](const char* json) {
return Deserialize(SerializeFormat::Json, "foo.cc", json, "<empty>", nullopt);
};
auto previous = load_index_from_json(R"RAW(
{
"types": [
{
"id": 0,
"usr": 17,
"detailed_name": "",
"short_name_offset": 0,
"short_name_size": 0,
"kind": 0,
"hover": "",
"comments": "",
"parents": [],
"derived": [],
"types": [],
"funcs": [],
"vars": [],
"instances": [
0
],
"uses": []
}
],
"funcs": [
{
"id": 0,
"usr": 4259594751088586730,
"detailed_name": "void foo()",
"short_name_offset": 5,
"short_name_size": 3,
"kind": 12,
"storage": 1,
"hover": "",
"comments": "",
"declarations": [],
"spell": "1:6-1:9|-1|1|2",
"extent": "1:1-4:2|-1|1|0",
"base": [],
"derived": [],
"locals": [],
"uses": [],
"callees": []
}
],
"vars": [
{
"id": 0,
"usr": 16837348799350457167,
"detailed_name": "int a",
"short_name_offset": 4,
"short_name_size": 1,
"hover": "",
"comments": "",
"declarations": [],
"spell": "2:7-2:8|0|3|2",
"extent": "2:3-2:8|0|3|2",
"type": 0,
"uses": [
"3:3-3:4|0|3|4"
],
"kind": 13,
"storage": 1
}
]
}
)RAW");
auto current = load_index_from_json(R"RAW(
{
"types": [],
"funcs": [
{
"id": 0,
"usr": 4259594751088586730,
"detailed_name": "void foo()",
"short_name_offset": 5,
"short_name_size": 3,
"kind": 12,
"storage": 1,
"hover": "",
"comments": "",
"declarations": [],
"spell": "1:6-1:9|-1|1|2",
"extent": "1:1-5:2|-1|1|0",
"base": [],
"derived": [],
"locals": [],
"uses": [],
"callees": []
}
],
"vars": []
}
)RAW");
// Validate previous/current were parsed.
REQUIRE(previous->vars.size() == 1);
REQUIRE(current->vars.size() == 0);
QueryDatabase db;
// Apply initial file.
{
IdMap previous_map(&db, previous->id_cache);
IndexUpdate import_update =
IndexUpdate::CreateDelta(nullptr, &previous_map, nullptr, previous.get());
db.ApplyIndexUpdate(&import_update);
}
REQUIRE(db.vars.size() == 1);
REQUIRE(db.vars[0].uses.size() == 1);
// Apply change.
{
IdMap previous_map(&db, previous->id_cache);
IdMap current_map(&db, current->id_cache);
IndexUpdate delta_update = IndexUpdate::CreateDelta(
&previous_map, &current_map, previous.get(), current.get());
db.ApplyIndexUpdate(&delta_update);
}
REQUIRE(db.vars.size() == 1);
// FIXME/TODO: See https://github.com/cquery-project/cquery/issues/443.
// REQUIRE(db.vars[0].uses.size() == 0);
}
} }