73 lines
2.3 KiB
C++
73 lines
2.3 KiB
C++
#include "runtime/runtime_spec_helper.h"
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extern "C" TSParser * ts_parser_json();
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START_TEST
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describe("Node", []() {
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TSDocument *document;
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TSNode *root;
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before_each([&]() {
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document = ts_document_make();
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ts_document_set_parser(document, ts_parser_json());
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ts_document_set_input_string(document, " [12, 5, 345]");
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root = ts_document_root_node(document);
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AssertThat(ts_node_string(root), Equals("(array (number) (number) (number))"));
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});
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after_each([&]() {
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ts_document_free(document);
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ts_node_release(root);
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});
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it("knows its position and size", [&]() {
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TSNode *number1 = ts_node_child(root, 0);
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TSNode *number2 = ts_node_child(root, 1);
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TSNode *number3 = ts_node_child(root, 2);
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AssertThat(ts_node_name(root), Equals("array"));
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AssertThat(ts_node_name(number1), Equals("number"));
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AssertThat(ts_node_name(number2), Equals("number"));
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AssertThat(ts_node_name(number3), Equals("number"));
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AssertThat(ts_node_pos(root), Equals<size_t>(2));
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AssertThat(ts_node_size(root), Equals<size_t>(12));
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AssertThat(ts_node_pos(number1), Equals<size_t>(3));
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AssertThat(ts_node_size(number1), Equals<size_t>(2));
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AssertThat(ts_node_pos(number2), Equals<size_t>(7));
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AssertThat(ts_node_size(number2), Equals<size_t>(1));
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AssertThat(ts_node_pos(number3), Equals<size_t>(10));
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AssertThat(ts_node_size(number3), Equals<size_t>(3));
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ts_node_release(number1);
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ts_node_release(number2);
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ts_node_release(number3);
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});
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it("can retrieve its parent node", [&]() {
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TSNode *number2 = ts_node_child(root, 1);
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AssertThat(ts_node_parent(number2), Equals(root));
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ts_node_release(number2);
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});
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it("can retrieve its sibling nodes", [&]() {
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TSNode *number1 = ts_node_child(root, 0);
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TSNode *number2 = ts_node_child(root, 1);
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TSNode *number3 = ts_node_child(root, 2);
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AssertThat(ts_node_eq(ts_node_next_sibling(number2), number3), IsTrue());
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AssertThat(ts_node_eq(ts_node_prev_sibling(number2), number1), IsTrue());
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ts_node_release(number1);
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ts_node_release(number2);
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ts_node_release(number3);
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});
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});
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END_TEST
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