lix/src/libutil/tests/logging.cc
2020-06-24 18:31:28 -06:00

313 lines
12 KiB
C++

#include "logging.hh"
#include "nixexpr.hh"
#include "util.hh"
#include <fstream>
#include <gtest/gtest.h>
namespace nix {
/* ----------------------------------------------------------------------------
* logEI
* --------------------------------------------------------------------------*/
const char *test_file =
"previous line of code\n"
"this is the problem line of code\n"
"next line of code\n";
const char *one_liner =
"this is the other problem line of code";
TEST(logEI, catpuresBasicProperties) {
MakeError(TestError, Error);
ErrorInfo::programName = std::optional("error-unit-test");
try {
throw TestError("an error for testing purposes");
} catch (Error &e) {
testing::internal::CaptureStderr();
logger->logEI(e.info());
auto str = testing::internal::GetCapturedStderr();
ASSERT_STREQ(str.c_str(),"\x1B[31;1merror:\x1B[0m\x1B[34;1m --- TestError --- error-unit-test\x1B[0m\nan error for testing purposes\n");
}
}
TEST(logEI, appendingHintsToPreviousError) {
MakeError(TestError, Error);
ErrorInfo::programName = std::optional("error-unit-test");
try {
auto e = Error("initial error");
throw TestError(e.info());
} catch (Error &e) {
ErrorInfo ei = e.info();
ei.hint = hintfmt("%s; subsequent error message.", normaltxt(e.info().hint ? e.info().hint->str() : ""));
testing::internal::CaptureStderr();
logger->logEI(ei);
auto str = testing::internal::GetCapturedStderr();
ASSERT_STREQ(str.c_str(), "\x1B[31;1merror:\x1B[0m\x1B[34;1m --- TestError --- error-unit-test\x1B[0m\ninitial error; subsequent error message.\n");
}
}
TEST(logEI, picksUpSysErrorExitCode) {
MakeError(TestError, Error);
ErrorInfo::programName = std::optional("error-unit-test");
try {
auto x = readFile(-1);
}
catch (SysError &e) {
testing::internal::CaptureStderr();
logError(e.info());
auto str = testing::internal::GetCapturedStderr();
ASSERT_STREQ(str.c_str(), "\x1B[31;1merror:\x1B[0m\x1B[34;1m --- SysError --- error-unit-test\x1B[0m\nstatting file: \x1B[33;1mBad file descriptor\x1B[0m\n");
}
}
TEST(logEI, loggingErrorOnInfoLevel) {
testing::internal::CaptureStderr();
logger->logEI({ .level = lvlInfo,
.name = "Info name",
.description = "Info description",
});
auto str = testing::internal::GetCapturedStderr();
ASSERT_STREQ(str.c_str(), "\x1B[32;1minfo:\x1B[0m\x1B[34;1m --- Info name --- error-unit-test\x1B[0m\nInfo description\n");
}
TEST(logEI, loggingErrorOnTalkativeLevel) {
verbosity = lvlTalkative;
testing::internal::CaptureStderr();
logger->logEI({ .level = lvlTalkative,
.name = "Talkative name",
.description = "Talkative description",
});
auto str = testing::internal::GetCapturedStderr();
ASSERT_STREQ(str.c_str(), "\x1B[32;1mtalk:\x1B[0m\x1B[34;1m --- Talkative name --- error-unit-test\x1B[0m\nTalkative description\n");
}
TEST(logEI, loggingErrorOnChattyLevel) {
verbosity = lvlChatty;
testing::internal::CaptureStderr();
logger->logEI({ .level = lvlChatty,
.name = "Chatty name",
.description = "Talkative description",
});
auto str = testing::internal::GetCapturedStderr();
ASSERT_STREQ(str.c_str(), "\x1B[32;1mchat:\x1B[0m\x1B[34;1m --- Chatty name --- error-unit-test\x1B[0m\nTalkative description\n");
}
TEST(logEI, loggingErrorOnDebugLevel) {
verbosity = lvlDebug;
testing::internal::CaptureStderr();
logger->logEI({ .level = lvlDebug,
.name = "Debug name",
.description = "Debug description",
});
auto str = testing::internal::GetCapturedStderr();
ASSERT_STREQ(str.c_str(), "\x1B[33;1mdebug:\x1B[0m\x1B[34;1m --- Debug name --- error-unit-test\x1B[0m\nDebug description\n");
}
TEST(logEI, loggingErrorOnVomitLevel) {
verbosity = lvlVomit;
testing::internal::CaptureStderr();
logger->logEI({ .level = lvlVomit,
.name = "Vomit name",
.description = "Vomit description",
});
auto str = testing::internal::GetCapturedStderr();
ASSERT_STREQ(str.c_str(), "\x1B[32;1mvomit:\x1B[0m\x1B[34;1m --- Vomit name --- error-unit-test\x1B[0m\nVomit description\n");
}
/* ----------------------------------------------------------------------------
* logError
* --------------------------------------------------------------------------*/
TEST(logError, logErrorWithoutHintOrCode) {
testing::internal::CaptureStderr();
logError({
.name = "name",
.description = "error description",
});
auto str = testing::internal::GetCapturedStderr();
ASSERT_STREQ(str.c_str(), "\x1B[31;1merror:\x1B[0m\x1B[34;1m --- name --- error-unit-test\x1B[0m\nerror description\n");
}
TEST(logError, logErrorWithPreviousAndNextLinesOfCode) {
SymbolTable testTable;
auto problem_file = testTable.create(test_file);
testing::internal::CaptureStderr();
logError({
.name = "error name",
.description = "error with code lines",
.hint = hintfmt("this hint has %1% templated %2%!!",
"yellow",
"values"),
.errPos = Pos(foString, problem_file, 02, 13),
});
auto str = testing::internal::GetCapturedStderr();
ASSERT_STREQ(str.c_str(), "\x1B[31;1merror:\x1B[0m\x1B[34;1m --- error name --- error-unit-test\x1B[0m\n\x1B[34;1mat: \x1B[33;1m(2:13)\x1B[34;1m from command line argument\x1B[0m\n\nerror with code lines\n\n 1| previous line of code\n 2| this is the problem line of code\n | \x1B[31;1m^\x1B[0m\n 3| next line of code\n\nthis hint has \x1B[33;1myellow\x1B[0m templated \x1B[33;1mvalues\x1B[0m!!\n");
}
TEST(logError, logErrorWithInvalidFile) {
SymbolTable testTable;
auto problem_file = testTable.create("invalid filename");
testing::internal::CaptureStderr();
logError({
.name = "error name",
.description = "error without any code lines.",
.hint = hintfmt("this hint has %1% templated %2%!!",
"yellow",
"values"),
.errPos = Pos(foFile, problem_file, 02, 13)
});
auto str = testing::internal::GetCapturedStderr();
ASSERT_STREQ(str.c_str(), "\x1B[31;1merror:\x1B[0m\x1B[34;1m --- SysError --- error-unit-test\x1B[0m\nopening file '\x1B[33;1minvalid filename\x1B[0m': \x1B[33;1mNo such file or directory\x1B[0m\n\x1B[31;1merror:\x1B[0m\x1B[34;1m --- error name --- error-unit-test\x1B[0m\n\x1B[34;1mat: \x1B[33;1m(2:13)\x1B[34;1m in file: \x1B[0minvalid filename\n\nerror without any code lines.\n\nthis hint has \x1B[33;1myellow\x1B[0m templated \x1B[33;1mvalues\x1B[0m!!\n");
}
TEST(logError, logErrorWithOnlyHintAndName) {
testing::internal::CaptureStderr();
logError({
.name = "error name",
.hint = hintfmt("hint %1%", "only"),
});
auto str = testing::internal::GetCapturedStderr();
ASSERT_STREQ(str.c_str(), "\x1B[31;1merror:\x1B[0m\x1B[34;1m --- error name --- error-unit-test\x1B[0m\nhint \x1B[33;1monly\x1B[0m\n");
}
/* ----------------------------------------------------------------------------
* logWarning
* --------------------------------------------------------------------------*/
TEST(logWarning, logWarningWithNameDescriptionAndHint) {
testing::internal::CaptureStderr();
logWarning({
.name = "name",
.description = "warning description",
.hint = hintfmt("there was a %1%", "warning"),
});
auto str = testing::internal::GetCapturedStderr();
ASSERT_STREQ(str.c_str(), "\x1B[33;1mwarning:\x1B[0m\x1B[34;1m --- name --- error-unit-test\x1B[0m\nwarning description\n\nthere was a \x1B[33;1mwarning\x1B[0m\n");
}
TEST(logWarning, logWarningWithFileLineNumAndCode) {
SymbolTable testTable;
auto problem_file = testTable.create(test_file);
testing::internal::CaptureStderr();
logWarning({
.name = "warning name",
.description = "warning description",
.hint = hintfmt("this hint has %1% templated %2%!!",
"yellow",
"values"),
.errPos = Pos(foStdin, problem_file, 2, 13),
});
auto str = testing::internal::GetCapturedStderr();
ASSERT_STREQ(str.c_str(), "\x1B[33;1mwarning:\x1B[0m\x1B[34;1m --- warning name --- error-unit-test\x1B[0m\n\x1B[34;1mat: \x1B[33;1m(2:13)\x1B[34;1m from stdin\x1B[0m\n\nwarning description\n\n 1| previous line of code\n 2| this is the problem line of code\n | \x1B[31;1m^\x1B[0m\n 3| next line of code\n\nthis hint has \x1B[33;1myellow\x1B[0m templated \x1B[33;1mvalues\x1B[0m!!\n");
}
/* ----------------------------------------------------------------------------
* traces
* --------------------------------------------------------------------------*/
TEST(addTrace, showTracesWithShowTrace) {
SymbolTable testTable;
auto problem_file = testTable.create(test_file);
auto oneliner_file = testTable.create(one_liner);
auto e = AssertionError(ErrorInfo {
.name = "wat",
.description = "a well-known problem occurred",
.hint = hintfmt("it has been %1% days since our last error", "zero"),
.errPos = Pos(foString, problem_file, 2, 13),
});
e.addTrace(Pos(foStdin, oneliner_file, 1, 19), "while trying to compute %1%", 42);
testing::internal::CaptureStderr();
logError(e.info());
auto str = testing::internal::GetCapturedStderr();
ASSERT_STREQ(str.c_str(), "\x1B[31;1merror:\x1B[0m\x1B[34;1m --- AssertionError --- error-unit-test\x1B[0m\n\x1B[34;1mat: \x1B[33;1m(2:13)\x1B[34;1m from command line argument\x1B[0m\n\na well-known problem occurred\n\n 1| previous line of code\n 2| this is the problem line of code\n | \x1B[31;1m^\x1B[0m\n 3| next line of code\n\nit has been \x1B[33;1mzero\x1B[0m days since our last error\n\x1B[34;1m--- show-trace output ---\nwhile trying to compute \x1B[33;1m42\x1B[0m\n\x1B[34;1mat: \x1B[33;1m(1:19)\x1B[34;1m from stdin\x1B[0m\n 1| this is the other problem line of code\n | \x1B[31;1m^\x1B[0m\n");
}
/* ----------------------------------------------------------------------------
* hintfmt
* --------------------------------------------------------------------------*/
TEST(hintfmt, percentStringWithoutArgs) {
const char *teststr = "this is 100%s correct!";
ASSERT_STREQ(
hintfmt(teststr).str().c_str(),
teststr);
}
TEST(hintfmt, fmtToHintfmt) {
ASSERT_STREQ(
hintfmt(fmt("the color of this this text is %1%", "not yellow")).str().c_str(),
"the color of this this text is not yellow");
}
TEST(hintfmt, tooFewArguments) {
ASSERT_STREQ(
hintfmt("only one arg %1% %2%", "fulfilled").str().c_str(),
"only one arg " ANSI_YELLOW "fulfilled" ANSI_NORMAL " ");
}
TEST(hintfmt, tooManyArguments) {
ASSERT_STREQ(
hintfmt("what about this %1% %2%", "%3%", "one", "two").str().c_str(),
"what about this " ANSI_YELLOW "%3%" ANSI_NORMAL " " ANSI_YELLOW "one" ANSI_NORMAL);
}
}