neovim/test/symbolic/klee/viml_expressions_parser.c

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#ifdef USE_KLEE
# include <klee/klee.h>
#else
# include <string.h>
#endif
#include <stddef.h>
#include <stdint.h>
#include <assert.h>
#include "nvim/viml/parser/expressions.h"
#include "nvim/viml/parser/parser.h"
#include "nvim/mbyte.h"
#include "nvim/memory.c"
#include "nvim/mbyte.c"
#include "nvim/charset.c"
#include "nvim/garray.c"
#include "nvim/gettext.c"
#include "nvim/viml/parser/expressions.c"
#include "nvim/keymap.c"
#define INPUT_SIZE 50
uint8_t avoid_optimizing_out;
void simple_get_line(void *cookie, ParserLine *ret_pline)
{
ParserLine **plines_p = (ParserLine **)cookie;
*ret_pline = **plines_p;
(*plines_p)++;
}
int main(const int argc, const char *const *const argv,
const char *const *const environ)
{
char input[INPUT_SIZE];
uint8_t shift;
unsigned flags;
const bool peek = false;
avoid_optimizing_out = argc;
#ifndef USE_KLEE
sscanf(argv[2], "%d", &flags);
#endif
#ifdef USE_KLEE
klee_make_symbolic(input, sizeof(input), "input");
klee_make_symbolic(&shift, sizeof(shift), "shift");
klee_make_symbolic(&flags, sizeof(flags), "flags");
klee_assume(shift < INPUT_SIZE);
klee_assume(
flags <= (kExprFlagsMulti|kExprFlagsDisallowEOC|kExprFlagsParseLet));
#endif
ParserLine plines[] = {
{
#ifdef USE_KLEE
.data = &input[shift],
.size = sizeof(input) - shift,
#else
.data = argv[1],
.size = strlen(argv[1]),
#endif
.allocated = false,
},
{
.data = NULL,
.size = 0,
.allocated = false,
},
};
#ifdef USE_KLEE
assert(plines[0].size <= INPUT_SIZE);
assert((plines[0].data[0] != 5) | (plines[0].data[0] != argc));
#endif
ParserLine *cur_pline = &plines[0];
ParserHighlight colors;
kvi_init(colors);
ParserState pstate = {
.reader = {
.get_line = simple_get_line,
.cookie = &cur_pline,
.lines = KV_INITIAL_VALUE,
.conv.vc_type = CONV_NONE,
},
.pos = { 0, 0 },
.colors = &colors,
.can_continuate = false,
};
kvi_init(pstate.reader.lines);
const ExprAST ast = viml_pexpr_parse(&pstate, (int)flags);
assert(ast.root != NULL || ast.err.msg);
if (flags & kExprFlagsParseLet) {
assert(ast.err.msg != NULL
|| ast.root->type == kExprNodeAssignment
|| (ast.root->type == kExprNodeListLiteral
&& ast.root->children != NULL)
|| ast.root->type == kExprNodeComplexIdentifier
|| ast.root->type == kExprNodeCurlyBracesIdentifier
|| ast.root->type == kExprNodePlainIdentifier
|| ast.root->type == kExprNodeRegister
|| ast.root->type == kExprNodeEnvironment
|| ast.root->type == kExprNodeOption
|| ast.root->type == kExprNodeSubscript
|| ast.root->type == kExprNodeConcatOrSubscript);
}
// Cant possibly have more highlight tokens then there are bytes in string.
assert(kv_size(colors) <= INPUT_SIZE - shift);
kvi_destroy(colors);
// Not destroying pstate.reader.lines because there is no way it could exceed
// its limits in the current circumstances.
viml_pexpr_free_ast(ast);
assert(allocated_memory == 0);
}