[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"me":3,"catalog:en:backend\u002Fgo-testing-tooling":4,"config":254},null,{"field_key":5,"field_name":6,"seniority":7,"topic_key":8,"topic_name":9,"spec_key":7,"spec_name":7,"locale":10,"cell_total":11,"field_total":12,"seniorities":13,"topics":17,"specs":148,"samples":168},"backend","Backend","","go-testing-tooling","Go Testing Tooling","en",75,3300,[14,15,16],"junior","mid","senior",[18,21,24,27,30,33,36,39,42,45,48,51,54,57,60,63,64,67,70,73,76,79,82,85,88,91,94,97,100,103,106,109,112,115,118,121,124,127,130,133,136,139,142,145],{"key":19,"name":20,"count":11},"api-design","API Design",{"key":22,"name":23,"count":11},"caching","Caching",{"key":25,"name":26,"count":11},"concurrency","Concurrency",{"key":28,"name":29,"count":11},"csharp-concurrency-async","Csharp Concurrency Async",{"key":31,"name":32,"count":11},"csharp-exceptions","Csharp Exceptions",{"key":34,"name":35,"count":11},"csharp-generics-interfaces","Csharp Generics Interfaces",{"key":37,"name":38,"count":11},"csharp-memory-performance","Csharp Memory Performance",{"key":40,"name":41,"count":11},"csharp-stdlib-http","Csharp Stdlib Http",{"key":43,"name":44,"count":11},"csharp-testing-tooling","Csharp Testing Tooling",{"key":46,"name":47,"count":11},"databases-sql","Databases \u002F SQL",{"key":49,"name":50,"count":11},"go-concurrency","Go Concurrency",{"key":52,"name":53,"count":11},"go-errors","Go Errors",{"key":55,"name":56,"count":11},"go-interfaces-generics","Go Interfaces Generics",{"key":58,"name":59,"count":11},"go-memory-performance","Go Memory Performance",{"key":61,"name":62,"count":11},"go-stdlib-http","Go Stdlib Http",{"key":8,"name":9,"count":11},{"key":65,"name":66,"count":11},"java-concurrency","Java Concurrency",{"key":68,"name":69,"count":11},"java-exceptions","Java Exceptions",{"key":71,"name":72,"count":11},"java-generics-interfaces","Java Generics Interfaces",{"key":74,"name":75,"count":11},"java-memory-jvm","Java Memory Jvm",{"key":77,"name":78,"count":11},"java-stdlib-http","Java Stdlib Http",{"key":80,"name":81,"count":11},"java-testing-tooling","Java Testing Tooling",{"key":83,"name":84,"count":11},"messaging-queues","Messaging \u002F Queues",{"key":86,"name":87,"count":11},"networking-http","Networking \u002F HTTP",{"key":89,"name":90,"count":11},"nodejs-error-handling","Nodejs Error Handling",{"key":92,"name":93,"count":11},"nodejs-event-loop-async","Nodejs Event Loop Async",{"key":95,"name":96,"count":11},"nodejs-memory-performance","Nodejs Memory Performance",{"key":98,"name":99,"count":11},"nodejs-modules-streams","Nodejs Modules Streams",{"key":101,"name":102,"count":11},"nodejs-stdlib-http","Nodejs Stdlib Http",{"key":104,"name":105,"count":11},"nodejs-testing-tooling","Nodejs Testing Tooling",{"key":107,"name":108,"count":11},"php-concurrency-async","Php Concurrency Async",{"key":110,"name":111,"count":11},"php-exceptions","Php Exceptions",{"key":113,"name":114,"count":11},"php-generics-interfaces","Php Generics Interfaces",{"key":116,"name":117,"count":11},"php-memory-performance","Php Memory Performance",{"key":119,"name":120,"count":11},"php-stdlib-http","Php Stdlib Http",{"key":122,"name":123,"count":11},"php-testing-tooling","Php Testing Tooling",{"key":125,"name":126,"count":11},"python-concurrency-async","Python Concurrency Async",{"key":128,"name":129,"count":11},"python-errors-context","Python Errors Context",{"key":131,"name":132,"count":11},"python-memory-performance","Python Memory Performance",{"key":134,"name":135,"count":11},"python-stdlib-http","Python Stdlib Http",{"key":137,"name":138,"count":11},"python-testing-tooling","Python Testing Tooling",{"key":140,"name":141,"count":11},"python-typing-oop","Python Typing Oop",{"key":143,"name":144,"count":11},"security","Security",{"key":146,"name":147,"count":11},"testing","Testing",[149,153,156,159,162,165],{"key":150,"name":151,"count":152},"csharp","C#\u002F.NET",450,{"key":154,"name":155,"count":152},"go","Go",{"key":157,"name":158,"count":152},"java","Java",{"key":160,"name":161,"count":152},"nodejs","Node.js",{"key":163,"name":164,"count":152},"php","PHP",{"key":166,"name":167,"count":152},"python","Python",[169,187,201,214,227,240],{"id":170,"topic":9,"difficulty":171,"body":172,"options":173,"correct_key":178,"explanation":186},"019f5b0c-5b81-7809-9468-3767ff2be526",1,"Which naming rule causes a Go source file to be treated as a test file, compiled only when running `go test`, and normally excluded from `go build`?",[174,177,180,183],{"key":175,"text":176},"a","The package must be declared as `package test`.",{"key":178,"text":179},"b","The filename must end with `_test.go`.",{"key":181,"text":182},"c","The filename must start with `test_`.",{"key":184,"text":185},"d","The file must use a `.test` extension instead of `.go`.","`go build` ignores any file whose name ends in `_test.go`; `go test` compiles those files separately into a test binary. The package name and any filename prefix don't affect this rule.",{"id":188,"topic":9,"difficulty":189,"body":190,"options":191,"correct_key":184,"explanation":200},"019f5b0c-5b82-7a5e-af23-562bd5aa7aa9",2,"```go\npackage calc\n\nimport \"testing\"\n\nfunc TestSum(t testing.T) {\n    if Sum(2, 3) != 5 {\n        t.Error(\"wrong sum\")\n    }\n}\n```\nWhat happens when `go test` is run on this file?",[192,194,196,198],{"key":175,"text":193},"It fails to compile.",{"key":178,"text":195},"It runs and reports PASS or FAIL like any other test.",{"key":181,"text":197},"`go test` rewrites the signature automatically before compiling.",{"key":184,"text":199},"It compiles, but `go test` never runs it as a test.","`go test` only invokes functions whose signature is exactly `func TestXxx(t *testing.T)`. Here `t` is `testing.T` by value, not `*testing.T`. The function still compiles — Go can auto-address a local variable to call a pointer-receiver method like `t.Error` — but the test runner doesn't recognize this signature as a test, so it's silently skipped. `go vet` typically flags this as a malformed test signature.",{"id":202,"topic":9,"difficulty":171,"body":203,"options":204,"correct_key":175,"explanation":213},"019f5b0c-5b83-79a1-aff2-676127eea5c6","What is the key difference between calling `t.Error(...)` and `t.Fatal(...)` inside a test function?",[205,207,209,211],{"key":175,"text":206},"`t.Error` fails the test and continues; `t.Fatal` fails it and stops the goroutine.",{"key":178,"text":208},"`t.Fatal` fails the test and lets it continue; `t.Error` stops the goroutine immediately.",{"key":181,"text":210},"`t.Fatal` can only be called from `TestMain`, never from a `TestXxx` function.",{"key":184,"text":212},"They behave identically, except `t.Fatal` also prints a stack trace.","`t.Error` (log + mark failed) returns control to the caller, so following statements still run. `t.Fatal` marks the test failed and calls `runtime.Goexit`, stopping that goroutine's execution — statements after `t.Fatal` in the same function never run, though registered `t.Cleanup` functions still fire.",{"id":215,"topic":9,"difficulty":189,"body":216,"options":217,"correct_key":181,"explanation":226},"019f5b0c-5b84-7a53-84a8-dfcf9020b364","```go\nfunc TestAdd(t *testing.T) {\n    cases := []struct {\n        name       string\n        a, b, want int\n    }{\n        {\"positive\", 2, 3, 5},\n        {\"negative\", -1, -1, -2},\n    }\n    for _, c := range cases {\n        t.Run(c.name, func(t *testing.T) {\n            if Add(c.a, c.b) != c.want {\n                t.Errorf(\"Add(%d,%d): want %d\", c.a, c.b, c.want)\n            }\n        })\n    }\n}\n```\nCompared to looping over `cases` without `t.Run`, what does wrapping each case in `t.Run(c.name, ...)` give you?",[218,220,222,224],{"key":175,"text":219},"The loop is automatically parallelized across CPU cores.",{"key":178,"text":221},"It's required syntactically; a table-driven test won't compile without it.",{"key":181,"text":223},"Each case gets its own named result, selectable via `-run`.",{"key":184,"text":225},"The cases run in a randomized order each time.","`t.Run` creates a subtest with its own name (`TestAdd\u002Fpositive`, `TestAdd\u002Fnegative`) and its own pass\u002Ffail status, shown separately with `-v` and selectable through `-run TestAdd\u002Fnegative`. It doesn't parallelize anything by itself — that requires calling `t.Parallel()` inside the subtest body.",{"id":228,"topic":9,"difficulty":189,"body":229,"options":230,"correct_key":178,"explanation":239},"019f5b0c-5b86-74c9-a497-6872c776a862","Given a subtest created as `t.Run(\"negative\", ...)` inside `TestAdd`, which command runs only that one subtest?",[231,233,235,237],{"key":175,"text":232},"`go test -run TestAdd -sub negative`",{"key":178,"text":234},"`go test -run TestAdd\u002Fnegative`",{"key":181,"text":236},"`go test -subtest negative`",{"key":184,"text":238},"`go test TestAdd\u002Fnegative`","`-run` takes a regular expression matched against the slash-separated path of test and subtest names, so `TestAdd\u002Fnegative` selects only that subtest. `-sub` and `-subtest` aren't real `go test` flags, and test names aren't passed as bare positional arguments.",{"id":241,"topic":9,"difficulty":242,"body":243,"options":244,"correct_key":175,"explanation":253},"019f5b0c-5b87-741b-81f3-19979cdb0a64",3,"Inside a subtest created with `t.Run`, the very first line is `t.Parallel()`. What does that call actually do?",[245,247,249,251],{"key":175,"text":246},"It marks the subtest to run alongside parallel siblings, after serial ones finish.",{"key":178,"text":248},"It spawns the subtest onto a separate OS thread outside the normal test scheduler.",{"key":181,"text":250},"It's a no-op unless `go test` is also given an explicit `-parallel` flag.",{"key":184,"text":252},"It disables `t.Error` and `t.Fatal` for that subtest.","`t.Parallel()` signals the test runner that this subtest may run alongside its parallel siblings once the parent function has finished running its non-parallel (serial) subtests. `t.Error`\u002F`t.Fatal` still work normally inside a parallel subtest; `go test -parallel` only controls the maximum concurrency, not whether `t.Parallel()` takes effect at all.",{"fields":255,"seniorities":424,"interview_shapes":425,"locales":430,"oauth":432,"question_count":435,"coach_enabled":436,"jd_match_enabled":436},[256,267,287,303,327,340,359,378,398,405,411,418],{"key":5,"name_tr":6,"name_en":6,"sort":171,"specializations":257},[258,261,262,263,264,265,266],{"key":259,"name":260,"field":5},"general","Genel",{"key":154,"name":155,"field":5},{"key":166,"name":167,"field":5},{"key":157,"name":158,"field":5},{"key":150,"name":151,"field":5},{"key":160,"name":161,"field":5},{"key":163,"name":164,"field":5},{"key":268,"name_tr":269,"name_en":269,"sort":189,"specializations":270},"frontend","Frontend",[271,272,275,278,281,284],{"key":259,"name":260,"field":268},{"key":273,"name":274,"field":268},"javascript","JavaScript",{"key":276,"name":277,"field":268},"typescript","TypeScript",{"key":279,"name":280,"field":268},"react","React",{"key":282,"name":283,"field":268},"vue","Vue",{"key":285,"name":286,"field":268},"angular","Angular",{"key":288,"name_tr":289,"name_en":289,"sort":242,"specializations":290},"fullstack","Fullstack",[291,292,293,294,295,296,297,298,299,300,301,302],{"key":259,"name":260,"field":288},{"key":154,"name":155,"field":5},{"key":166,"name":167,"field":5},{"key":157,"name":158,"field":5},{"key":150,"name":151,"field":5},{"key":160,"name":161,"field":5},{"key":163,"name":164,"field":5},{"key":273,"name":274,"field":268},{"key":276,"name":277,"field":268},{"key":279,"name":280,"field":268},{"key":282,"name":283,"field":268},{"key":285,"name":286,"field":268},{"key":304,"name_tr":305,"name_en":305,"sort":306,"specializations":307},"devops-cloud","DevOps \u002F Cloud",4,[308,309,312,315,318,321,324],{"key":259,"name":260,"field":304},{"key":310,"name":311,"field":304},"aws","AWS",{"key":313,"name":314,"field":304},"gcp","GCP",{"key":316,"name":317,"field":304},"azure","Azure",{"key":319,"name":320,"field":304},"kubernetes","Kubernetes",{"key":322,"name":323,"field":304},"terraform","Terraform",{"key":325,"name":326,"field":304},"linux","Linux",{"key":328,"name_tr":329,"name_en":329,"sort":330,"specializations":331},"ai-engineer","AI Engineer",5,[332,333,334,337],{"key":259,"name":260,"field":328},{"key":166,"name":167,"field":328},{"key":335,"name":336,"field":328},"llm-rag","LLM\u002FRAG",{"key":338,"name":339,"field":328},"mlops","MLOps",{"key":341,"name_tr":342,"name_en":343,"sort":344,"specializations":345},"database","Veritabanı","Database",6,[346,347,350,353,356],{"key":259,"name":260,"field":341},{"key":348,"name":349,"field":341},"postgresql","PostgreSQL",{"key":351,"name":352,"field":341},"mysql","MySQL",{"key":354,"name":355,"field":341},"mongodb","MongoDB",{"key":357,"name":358,"field":341},"redis","Redis",{"key":360,"name_tr":361,"name_en":362,"sort":363,"specializations":364},"mobile","Mobil","Mobile",7,[365,366,369,372,375],{"key":259,"name":260,"field":360},{"key":367,"name":368,"field":360},"ios-swift","iOS (Swift)",{"key":370,"name":371,"field":360},"android-kotlin","Android (Kotlin)",{"key":373,"name":374,"field":360},"flutter","Flutter",{"key":376,"name":377,"field":360},"react-native","React Native",{"key":143,"name_tr":379,"name_en":144,"sort":380,"specializations":381},"Güvenlik",8,[382,383,386,389,392,395],{"key":259,"name":260,"field":143},{"key":384,"name":385,"field":143},"appsec","AppSec",{"key":387,"name":388,"field":143},"offensive-pentest","Offensive \u002F Pentest",{"key":390,"name":391,"field":143},"cloud-security","Cloud Security",{"key":393,"name":394,"field":143},"devsecops","DevSecOps",{"key":396,"name":397,"field":143},"blue-team-incident","Blue Team \u002F Incident",{"key":399,"name_tr":400,"name_en":401,"sort":402,"specializations":403},"qa-test-automation","QA \u002F Test Otomasyonu","QA \u002F Test Automation",9,[404],{"key":259,"name":260,"field":399},{"key":406,"name_tr":407,"name_en":407,"sort":408,"specializations":409},"data-engineer","Data Engineer",10,[410],{"key":259,"name":260,"field":406},{"key":412,"name_tr":413,"name_en":414,"sort":415,"specializations":416},"game-dev","Oyun Geliştirme","Game Development",11,[417],{"key":259,"name":260,"field":412},{"key":419,"name_tr":420,"name_en":420,"sort":421,"specializations":422},"ml-engineer","ML Engineer",12,[423],{"key":259,"name":260,"field":419},[14,15,16],{"junior":426,"mid":428,"senior":429},{"questions":427,"median_sec":3},20,{"questions":427,"median_sec":3},{"questions":427,"median_sec":3},[431,10],"tr",[433,434],"google","github",21750,true]