How to use out method of main Package

Best Mock code snippet using main.out

imports_test.go

Source:imports_test.go Github

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...31 name string32 renamedPkg string33 pkg string34 in string35 out string36 broken bool // known broken37}38var addTests = []test{39 {40 name: "leave os alone",41 pkg: "os",42 in: `package main43import (44 "os"45)46`,47 out: `package main48import (49 "os"50)51`,52 },53 {54 name: "import.1",55 pkg: "os",56 in: `package main57`,58 out: `package main59import "os"60`,61 },62 {63 name: "import.2",64 pkg: "os",65 in: `package main66// Comment67import "C"68`,69 out: `package main70// Comment71import "C"72import "os"73`,74 },75 {76 name: "import.3",77 pkg: "os",78 in: `package main79// Comment80import "C"81import (82 "io"83 "utf8"84)85`,86 out: `package main87// Comment88import "C"89import (90 "io"91 "os"92 "utf8"93)94`,95 },96 {97 name: "import.17",98 pkg: "x/y/z",99 in: `package main100// Comment101import "C"102import (103 "a"104 "b"105 "x/w"106 "d/f"107)108`,109 out: `package main110// Comment111import "C"112import (113 "a"114 "b"115 "x/w"116 "x/y/z"117 "d/f"118)119`,120 },121 {122 name: "import into singular group",123 pkg: "bytes",124 in: `package main125import "os"126`,127 out: `package main128import (129 "bytes"130 "os"131)132`,133 },134 {135 name: "import into singular group with comment",136 pkg: "bytes",137 in: `package main138import /* why */ /* comment here? */ "os"139`,140 out: `package main141import /* why */ /* comment here? */ (142 "bytes"143 "os"144)145`,146 },147 {148 name: "import into group with leading comment",149 pkg: "strings",150 in: `package main151import (152 // comment before bytes153 "bytes"154 "os"155)156`,157 out: `package main158import (159 // comment before bytes160 "bytes"161 "os"162 "strings"163)164`,165 },166 {167 name: "",168 renamedPkg: "fmtpkg",169 pkg: "fmt",170 in: `package main171import "os"172`,173 out: `package main174import (175 fmtpkg "fmt"176 "os"177)178`,179 },180 {181 name: "struct comment",182 pkg: "time",183 in: `package main184// This is a comment before a struct.185type T struct {186 t time.Time187}188`,189 out: `package main190import "time"191// This is a comment before a struct.192type T struct {193 t time.Time194}195`,196 },197 {198 name: "issue 8729 import C",199 pkg: "time",200 in: `package main201import "C"202// comment203type T time.Time204`,205 out: `package main206import "C"207import "time"208// comment209type T time.Time210`,211 },212 {213 name: "issue 8729 empty import",214 pkg: "time",215 in: `package main216import ()217// comment218type T time.Time219`,220 out: `package main221import "time"222// comment223type T time.Time224`,225 },226 {227 name: "issue 8729 comment on package line",228 pkg: "time",229 in: `package main // comment230type T time.Time231`,232 out: `package main // comment233import "time"234type T time.Time235`,236 },237 {238 name: "issue 8729 comment after package",239 pkg: "time",240 in: `package main241// comment242type T time.Time243`,244 out: `package main245import "time"246// comment247type T time.Time248`,249 },250 {251 name: "issue 8729 comment before and on package line",252 pkg: "time",253 in: `// comment before254package main // comment on255type T time.Time256`,257 out: `// comment before258package main // comment on259import "time"260type T time.Time261`,262 },263 // Issue 9961: Match prefixes using path segments rather than bytes264 {265 name: "issue 9961",266 pkg: "regexp",267 in: `package main268import (269 "flag"270 "testing"271 "rsc.io/p"272)273`,274 out: `package main275import (276 "flag"277 "regexp"278 "testing"279 "rsc.io/p"280)281`,282 },283}284func TestAddImport(t *testing.T) {285 for _, test := range addTests {286 file := parse(t, test.name, test.in)287 var before bytes.Buffer288 ast.Fprint(&before, fset, file, nil)289 AddNamedImport(fset, file, test.renamedPkg, test.pkg)290 if got := print(t, test.name, file); got != test.out {291 if test.broken {292 t.Logf("%s is known broken:\ngot: %s\nwant: %s", test.name, got, test.out)293 } else {294 t.Errorf("%s:\ngot: %s\nwant: %s", test.name, got, test.out)295 }296 var after bytes.Buffer297 ast.Fprint(&after, fset, file, nil)298 t.Logf("AST before:\n%s\nAST after:\n%s\n", before.String(), after.String())299 }300 }301}302func TestDoubleAddImport(t *testing.T) {303 file := parse(t, "doubleimport", "package main\n")304 AddImport(fset, file, "os")305 AddImport(fset, file, "bytes")306 want := `package main307import (308 "bytes"309 "os"310)311`312 if got := print(t, "doubleimport", file); got != want {313 t.Errorf("got: %s\nwant: %s", got, want)314 }315}316// Part of issue 8729.317func TestDoubleAddImportWithDeclComment(t *testing.T) {318 file := parse(t, "doubleimport", `package main319import (320)321// comment322type I int323`)324 // The AddImport order here matters.325 AddImport(fset, file, "llvm.org/llgo/third_party/gotools/go/ast/astutil")326 AddImport(fset, file, "os")327 want := `package main328import (329 "llvm.org/llgo/third_party/gotools/go/ast/astutil"330 "os"331)332// comment333type I int334`335 if got := print(t, "doubleimport_with_decl_comment", file); got != want {336 t.Errorf("got: %s\nwant: %s", got, want)337 }338}339var deleteTests = []test{340 {341 name: "import.4",342 pkg: "os",343 in: `package main344import (345 "os"346)347`,348 out: `package main349`,350 },351 {352 name: "import.5",353 pkg: "os",354 in: `package main355// Comment356import "C"357import "os"358`,359 out: `package main360// Comment361import "C"362`,363 },364 {365 name: "import.6",366 pkg: "os",367 in: `package main368// Comment369import "C"370import (371 "io"372 "os"373 "utf8"374)375`,376 out: `package main377// Comment378import "C"379import (380 "io"381 "utf8"382)383`,384 },385 {386 name: "import.7",387 pkg: "io",388 in: `package main389import (390 "io" // a391 "os" // b392 "utf8" // c393)394`,395 out: `package main396import (397 // a398 "os" // b399 "utf8" // c400)401`,402 },403 {404 name: "import.8",405 pkg: "os",406 in: `package main407import (408 "io" // a409 "os" // b410 "utf8" // c411)412`,413 out: `package main414import (415 "io" // a416 // b417 "utf8" // c418)419`,420 },421 {422 name: "import.9",423 pkg: "utf8",424 in: `package main425import (426 "io" // a427 "os" // b428 "utf8" // c429)430`,431 out: `package main432import (433 "io" // a434 "os" // b435 // c436)437`,438 },439 {440 name: "import.10",441 pkg: "io",442 in: `package main443import (444 "io"445 "os"446 "utf8"447)448`,449 out: `package main450import (451 "os"452 "utf8"453)454`,455 },456 {457 name: "import.11",458 pkg: "os",459 in: `package main460import (461 "io"462 "os"463 "utf8"464)465`,466 out: `package main467import (468 "io"469 "utf8"470)471`,472 },473 {474 name: "import.12",475 pkg: "utf8",476 in: `package main477import (478 "io"479 "os"480 "utf8"481)482`,483 out: `package main484import (485 "io"486 "os"487)488`,489 },490 {491 name: "handle.raw.quote.imports",492 pkg: "os",493 in: "package main\n\nimport `os`",494 out: `package main495`,496 },497 {498 name: "import.13",499 pkg: "io",500 in: `package main501import (502 "fmt"503 "io"504 "os"505 "utf8"506 "go/format"507)508`,509 out: `package main510import (511 "fmt"512 "os"513 "utf8"514 "go/format"515)516`,517 },518 {519 name: "import.14",520 pkg: "io",521 in: `package main522import (523 "fmt" // a524 "io" // b525 "os" // c526 "utf8" // d527 "go/format" // e528)529`,530 out: `package main531import (532 "fmt" // a533 // b534 "os" // c535 "utf8" // d536 "go/format" // e537)538`,539 },540 {541 name: "import.15",542 pkg: "double",543 in: `package main544import (545 "double"546 "double"547)548`,549 out: `package main550`,551 },552 {553 name: "import.16",554 pkg: "bubble",555 in: `package main556import (557 "toil"558 "bubble"559 "bubble"560 "trouble"561)562`,563 out: `package main564import (565 "toil"566 "trouble"567)568`,569 },570 {571 name: "import.17",572 pkg: "quad",573 in: `package main574import (575 "quad"576 "quad"577)578import (579 "quad"580 "quad"581)582`,583 out: `package main584`,585 },586}587func TestDeleteImport(t *testing.T) {588 for _, test := range deleteTests {589 file := parse(t, test.name, test.in)590 DeleteImport(fset, file, test.pkg)591 if got := print(t, test.name, file); got != test.out {592 t.Errorf("%s:\ngot: %s\nwant: %s", test.name, got, test.out)593 }594 }595}596type rewriteTest struct {597 name string598 srcPkg string599 dstPkg string600 in string601 out string602}603var rewriteTests = []rewriteTest{604 {605 name: "import.13",606 srcPkg: "utf8",607 dstPkg: "encoding/utf8",608 in: `package main609import (610 "io"611 "os"612 "utf8" // thanks ken613)614`,615 out: `package main616import (617 "encoding/utf8" // thanks ken618 "io"619 "os"620)621`,622 },623 {624 name: "import.14",625 srcPkg: "asn1",626 dstPkg: "encoding/asn1",627 in: `package main628import (629 "asn1"630 "crypto"631 "crypto/rsa"632 _ "crypto/sha1"633 "crypto/x509"634 "crypto/x509/pkix"635 "time"636)637var x = 1638`,639 out: `package main640import (641 "crypto"642 "crypto/rsa"643 _ "crypto/sha1"644 "crypto/x509"645 "crypto/x509/pkix"646 "encoding/asn1"647 "time"648)649var x = 1650`,651 },652 {653 name: "import.15",654 srcPkg: "url",655 dstPkg: "net/url",656 in: `package main657import (658 "bufio"659 "net"660 "path"661 "url"662)663var x = 1 // comment on x, not on url664`,665 out: `package main666import (667 "bufio"668 "net"669 "net/url"670 "path"671)672var x = 1 // comment on x, not on url673`,674 },675 {676 name: "import.16",677 srcPkg: "http",678 dstPkg: "net/http",679 in: `package main680import (681 "flag"682 "http"683 "log"684 "text/template"685)686var addr = flag.String("addr", ":1718", "http service address") // Q=17, R=18687`,688 out: `package main689import (690 "flag"691 "log"692 "net/http"693 "text/template"694)695var addr = flag.String("addr", ":1718", "http service address") // Q=17, R=18696`,697 },698}699func TestRewriteImport(t *testing.T) {700 for _, test := range rewriteTests {701 file := parse(t, test.name, test.in)702 RewriteImport(fset, file, test.srcPkg, test.dstPkg)703 if got := print(t, test.name, file); got != test.out {704 t.Errorf("%s:\ngot: %s\nwant: %s", test.name, got, test.out)705 }706 }707}708var importsTests = []struct {709 name string710 in string711 want [][]string712}{713 {714 name: "no packages",715 in: `package foo716`,717 want: nil,718 },...

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1import "fmt"2func main() {3 fmt.Println("hello world")4}5import "fmt"6func main() {7 fmt.Println("hello world")8}9import "fmt"10func main() {11 fmt.Println("hello world")12}13import "fmt"14func main() {15 fmt.Println("hello world")16}17import "fmt"18func main() {19 fmt.Println("hello world")20}21import "fmt"22func main() {23 fmt.Println("hello world")24}25import "fmt"26func main() {27 fmt.Println("hello world")28}29import "fmt"30func main() {31 fmt.Println("hello world")32}33import "fmt"34func main() {35 fmt.Println("hello world")36}37import "fmt"38func main() {39 fmt.Println("hello world")40}41import "fmt"42func main() {43 fmt.Println("hello world")44}45import "fmt"46func main() {47 fmt.Println("hello world")48}49import "fmt"50func main() {51 fmt.Println("hello world")52}53import "fmt"54func main() {55 fmt.Println("hello world")56}

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out

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1import (2func main() {3 fmt.Println("hello world")4}5import (6func main() {7 fmt.Println("hello world")8}9import (10func main() {11 fmt.Println("hello world")12}13import (14func main() {15 fmt.Println("hello world")16}17import (18func main() {19 fmt.Println("hello world")20}21import (22func main() {23 fmt.Println("hello world")24}25import (26func main() {27 fmt.Println("hello world")28}29import (30func main() {31 fmt.Println("hello world")32}33import (34func main() {35 fmt.Println("hello world")36}37import (38func main() {39 fmt.Println("hello world")40}41import (42func main() {43 fmt.Println("hello world")44}45import (46func main() {47 fmt.Println("hello world")48}49import (50func main() {51 fmt.Println("hello world")52}53import (54func main() {55 fmt.Println("hello world")56}57import (58func main() {59 fmt.Println("hello world")60}61import (62func main() {63 fmt.Println("hello world")64}65import (66func main() {67 fmt.Println("hello world")68}69import (70func main() {71 fmt.Println("hello world")72}73import (74func main()

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