46 lines
1.4 KiB
C++
46 lines
1.4 KiB
C++
#include "runtime/runtime_spec_helper.h"
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#include "runtime/tree.h"
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extern "C" TSParser * ts_parser_json();
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START_TEST
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describe("tracking the positions of AST nodes", []() {
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TSDocument *doc;
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before_each([&]() {
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doc = ts_document_make();
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ts_document_set_parser(doc, ts_parser_json());
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});
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after_each([&]() {
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ts_document_free(doc);
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});
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it("records the widths and offsets of nodes", [&]() {
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ts_document_set_input_string(doc, " [12, 5]");
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const TSTree *tree = ts_document_tree(doc);
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const TSTree *array = ts_tree_children(tree, NULL)[0];
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const TSTree *number1 = ts_tree_children(array, NULL)[0];
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const TSTree *number2 = ts_tree_children(array, NULL)[1];
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AssertThat(ts_document_symbol_name(doc, array), Equals("array"));
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AssertThat(ts_document_symbol_name(doc, number1), Equals("number"));
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AssertThat(ts_document_symbol_name(doc, number2), Equals("number"));
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AssertThat(number1->offset, Equals<size_t>(0));
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AssertThat(number1->size, Equals<size_t>(2));
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AssertThat(number2->offset, Equals<size_t>(1));
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AssertThat(number2->size, Equals<size_t>(1));
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AssertThat(array->offset, Equals<size_t>(2));
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AssertThat(array->size, Equals<size_t>(7));
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AssertThat(tree->offset, Equals<size_t>(2));
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AssertThat(tree->size, Equals<size_t>(7));
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});
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});
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END_TEST
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