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Allow callbacks to be specified for debug output

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This commit is contained in:
Max Brunsfeld 2014-10-13 01:02:12 -07:00
parent 71cc7a2dc2
commit c594208ab8
9 changed files with 226 additions and 69 deletions
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68
spec/runtime/document_spec.cc
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@ -1,4 +1,5 @@
#include "runtime/runtime_spec_helper.h"
#include "runtime/helpers/spy_debugger.h"
extern "C" const TSLanguage * ts_language_json();
@ -60,6 +61,73 @@ describe("Document", [&]() {
});
});
});
describe("debugging", [&]() {
SpyDebugger *debugger;
before_each([&]() {
ts_document_set_language(doc, ts_language_json());
debugger = new SpyDebugger();
});
describe("debug_lex(TSDebugger)", [&]() {
before_each([&]() {
ts_document_debug_lex(doc, debugger->debugger());
});
it("calls the debugger with a message for each lex action", [&]() {
ts_document_set_input_string(doc, "[1, 2]");
AssertThat(debugger->messages, Contains("lookahead char:'1'"));
AssertThat(debugger->messages, Contains("accept_token sym:number"));
AssertThat(debugger->messages, Contains("advance state:1"));
});
describe("disabling debugging", [&]() {
before_each([&]() {
ts_document_debug_lex(doc, {});
});
it("does not call the debugger any more", [&]() {
ts_document_set_input_string(doc, "[1, 2]");
AssertThat(debugger->messages, IsEmpty());
});
it("releases the old debugger", [&]() {
AssertThat(debugger->release_call_count, Equals<size_t>(1));
});
});
});
describe("debug_parse(TSDebugger)", [&]() {
before_each([&]() {
ts_document_debug_parse(doc, debugger->debugger());
});
it("calls the debugger with a message for each parse action", [&]() {
ts_document_set_input_string(doc, "[1, 2]");
AssertThat(debugger->messages, Contains("lex sym:number"));
AssertThat(debugger->messages, Contains("shift state:1"));
AssertThat(debugger->messages, Contains("reduce sym:value count:1"));
});
describe("disabling debugging", [&]() {
before_each([&]() {
ts_document_debug_parse(doc, {});
});
it("does not call the debugger any more", [&]() {
ts_document_set_input_string(doc, "[1, 2]");
AssertThat(debugger->messages, IsEmpty());
});
it("releases the old debugger", [&]() {
AssertThat(debugger->release_call_count, Equals<size_t>(1));
});
});
});
});
});
END_TEST