tree-sitter/spec/runtime/languages/language_specs.cc
2015-08-23 10:42:06 -07:00

92 lines
2.9 KiB
C++

#include "runtime/runtime_spec_helper.h"
#include "runtime/helpers/read_test_entries.h"
#include "runtime/helpers/spy_input.h"
#include "runtime/helpers/log_debugger.h"
#include <set>
extern "C" const TSLanguage *ts_language_javascript();
extern "C" const TSLanguage *ts_language_json();
extern "C" const TSLanguage *ts_language_arithmetic();
extern "C" const TSLanguage *ts_language_golang();
extern "C" const TSLanguage *ts_language_c();
START_TEST
describe("Languages", [&]() {
TSDocument *doc;
before_each([&]() {
doc = ts_document_make();
});
after_each([&]() {
ts_document_free(doc);
});
auto run_tests_for_language = [&](string language_name, const TSLanguage *language) {
describe((string("The ") + language_name + " parser").c_str(), [&]() {
before_each([&]() {
ts_document_set_language(doc, language);
// ts_document_set_debugger(doc, log_debugger_make());
});
for (auto &entry : test_entries_for_language(language_name)) {
auto expect_the_correct_tree = [&]() {
const char *node_string = ts_node_string(ts_document_root_node(doc), doc);
AssertThat(node_string, Equals(entry.tree_string.c_str()));
free((void *)node_string);
};
it(("parses " + entry.description).c_str(), [&]() {
ts_document_set_input_string(doc, entry.input.c_str());
expect_the_correct_tree();
});
set<string> skipped({});
if (skipped.find(entry.description) != skipped.end())
continue;
it(("handles random insertions in " + entry.description).c_str(), [&]() {
SpyInput reader(entry.input, 3);
ts_document_set_input(doc, reader.input());
string garbage("%^&*");
size_t position = entry.input.size() / 2;
reader.insert(position, garbage);
ts_document_edit(doc, { position, garbage.size(), 0 });
reader.erase(position, garbage.size());
ts_document_edit(doc, { position, 0, garbage.size() });
expect_the_correct_tree();
});
it(("handles random deletions in " + entry.description).c_str(), [&]() {
SpyInput reader(entry.input, 3);
ts_document_set_input(doc, reader.input());
size_t position = entry.input.size() / 2;
string removed = entry.input.substr(position);
reader.erase(position, removed.size());
ts_document_edit(doc, { position, 0, removed.size() });
reader.insert(position, removed);
ts_document_edit(doc, { position, removed.size(), 0 });
expect_the_correct_tree();
});
}
});
};
run_tests_for_language("json", ts_language_json());
run_tests_for_language("arithmetic", ts_language_arithmetic());
run_tests_for_language("javascript", ts_language_javascript());
run_tests_for_language("golang", ts_language_golang());
run_tests_for_language("c", ts_language_c());
});
END_TEST