112 lines
3.3 KiB
C++
112 lines
3.3 KiB
C++
#include "runtime/debugger.h"
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#include "runtime/helpers/spy_debugger.h"
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#include "runtime/runtime_spec_helper.h"
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extern "C" const TSLanguage * ts_language_json();
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START_TEST
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describe("Document", [&]() {
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TSDocument *doc;
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before_each([&]() {
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doc = ts_document_make();
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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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describe("set_input(TSInput)", [&]() {
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describe("when the language is set", [&]() {
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before_each([&]() {
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ts_document_set_language(doc, ts_language_json());
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});
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it("parses the document", [&]() {
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ts_document_set_input_string(doc, "{ \"key\": [1, 2] }");
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AssertThat(ts_node_string(ts_document_root_node(doc)), Equals(
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"(DOCUMENT (object (string) (array (number) (number))))"));
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});
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});
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describe("when the language is not set", [&]() {
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it("does not try to parse the document", [&]() {
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ts_document_set_input_string(doc, "{ \"key\": [1, 2] }");
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AssertThat(ts_document_root_node(doc), Equals<TSNode *>(nullptr));
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});
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});
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});
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describe("set_language(TSLanguage)", [&]() {
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describe("when the input is not set", [&]() {
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it("does not try to parse the document", [&]() {
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ts_document_set_language(doc, ts_language_json());
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AssertThat(ts_document_root_node(doc), Equals<TSNode *>(nullptr));
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});
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});
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describe("when the input is set", [&]() {
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before_each([&]() {
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ts_document_set_input_string(doc, "{ \"key\": [1, 2] }");
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});
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it("parses the document", [&]() {
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ts_document_set_language(doc, ts_language_json());
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AssertThat(ts_node_string(ts_document_root_node(doc)), Equals(
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"(DOCUMENT (object (string) (array (number) (number))))"));
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});
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});
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});
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describe("set_debugger(TSDebugger)", [&]() {
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SpyDebugger *debugger;
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before_each([&]() {
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debugger = new SpyDebugger();
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ts_document_set_language(doc, ts_language_json());
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ts_document_set_debugger(doc, debugger->debugger());
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});
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it("calls the debugger with a message for each lex action", [&]() {
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ts_document_set_input_string(doc, "[1, 2]");
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AssertThat(debugger->messages, Contains("lookahead char:'1'"));
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AssertThat(debugger->messages, Contains("advance state:1"));
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AssertThat(debugger->messages, Contains("accept_token sym:number"));
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});
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it("calls the debugger with a message for each parse action", [&]() {
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ts_document_set_input_string(doc, "[1, 2]");
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AssertThat(debugger->messages, Contains("shift state:1"));
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AssertThat(debugger->messages, Contains("reduce sym:value, count:1, state:0"));
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AssertThat(debugger->messages, Contains("accept"));
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});
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it("allows the debugger to be retrieved later", [&]() {
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AssertThat(ts_document_get_debugger(doc).data, Equals(debugger));
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});
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describe("disabling debugging", [&]() {
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before_each([&]() {
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ts_document_set_debugger(doc, ts_debugger_null());
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});
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it("does not call the debugger any more", [&]() {
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ts_document_set_input_string(doc, "[1, 2]");
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AssertThat(debugger->messages, IsEmpty());
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});
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it("releases the old debugger", [&]() {
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AssertThat(debugger->release_call_count, Equals<size_t>(1));
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});
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});
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});
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});
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END_TEST
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