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Add tests for editing all language examples

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This drove out several fixes to the incremental parsing algorithm.
There are a few examples which still don't work and which have
been explicitly excluded, for now.
This commit is contained in:
Max Brunsfeld 2014-10-22 18:44:52 -07:00
parent 4d652aac45
commit 647c3e2010
3 changed files with 39 additions and 5 deletions
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36
spec/runtime/languages/language_specs.cc
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@ -1,5 +1,8 @@
#include "runtime/runtime_spec_helper.h"
#include "runtime/helpers/read_test_entries.h"
#include "runtime/helpers/spy_reader.h"
#include "runtime/helpers/log_debugger.h"
#include <set>
extern "C" const TSLanguage *ts_language_javascript();
extern "C" const TSLanguage *ts_language_json();
@ -26,11 +29,40 @@ describe("Languages", [&]() {
});
for (auto &entry : test_entries_for_language(language_name)) {
it(("parses " + entry.description).c_str(), [&]() {
ts_document_set_input_string(doc, entry.input.c_str());
auto expect_the_correct_tree = [&]() {
const char *node_string = ts_node_string(ts_document_root_node(doc));
AssertThat(node_string, Equals(("(DOCUMENT " + 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();
});
// TODO - make these tests pass
set<string> skipped({
"while loops",
"function expressions",
});
if (skipped.find(entry.description) != skipped.end())
continue;
it(("handles random insertions in " + entry.description).c_str(), [&]() {
SpyReader 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();
});
}
});