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# This workflow will build a golang project | ||
# For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-go | ||
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name: lab02 | ||
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on: | ||
push: | ||
paths: | ||
- "lab02/**" | ||
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jobs: | ||
build: | ||
runs-on: ubuntu-latest | ||
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steps: | ||
- uses: actions/checkout@v4 | ||
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- uses: actions/setup-go@v4 | ||
with: | ||
go-version-file: "lab02/go.mod" | ||
cache: false | ||
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- name: Run | ||
working-directory: "lab02" | ||
run: go test |
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module lab02 | ||
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go 1.21.1 | ||
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require github.com/stretchr/testify v1.8.4 | ||
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require ( | ||
github.com/davecgh/go-spew v1.1.1 // indirect | ||
github.com/pmezard/go-difflib v1.0.0 // indirect | ||
gopkg.in/yaml.v3 v3.0.1 // indirect | ||
) |
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github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c= | ||
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= | ||
github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM= | ||
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4= | ||
github.com/stretchr/testify v1.8.4 h1:CcVxjf3Q8PM0mHUKJCdn+eZZtm5yQwehR5yeSVQQcUk= | ||
github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo= | ||
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM= | ||
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= | ||
gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA= | ||
gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM= |
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package main | ||
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import "fmt" | ||
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func main() { | ||
var n int64 | ||
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fmt.Print("Enter a number: ") | ||
fmt.Scanln(&n) | ||
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result := Sum(n) | ||
fmt.Println(result) | ||
} | ||
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func Sum(n int64) string { | ||
// TODO: Finish this function | ||
ans := 0 | ||
str := "" | ||
last := n | ||
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if n%7 == 0 { | ||
last-- | ||
} | ||
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for i := 1; i < int(last); i++ { | ||
if i%7 == 0 { | ||
continue | ||
} | ||
str += fmt.Sprintf("%d+", i) | ||
ans += i | ||
} | ||
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return fmt.Sprintf("%s%d=%d", str, last, ans+int(last)) | ||
} |
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package main | ||
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import ( | ||
"fmt" | ||
"os" | ||
"testing" | ||
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"github.com/stretchr/testify/assert" | ||
) | ||
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// input and output | ||
var testData = []struct { | ||
int64 | ||
string | ||
}{ | ||
{2, "1+2=3"}, | ||
{7, "1+2+3+4+5+6=21"}, | ||
{19, "1+2+3+4+5+6+8+9+10+11+12+13+15+16+17+18+19=169"}, | ||
{37, "1+2+3+4+5+6+8+9+10+11+12+13+15+16+17+18+19+20+22+23+24+25+26+27+29+30+31+32+33+34+36+37=598"}, | ||
{439, "1+2+3+4+5+6+8+9+10+11+12+13+15+16+17+18+19+20+22+23+24+25+26+27+29+30+31+32+33+34+36+37+38+39+40+41+43+44+45+46+47+48+50+51+52+53+54+55+57+58+59+60+61+62+64+65+66+67+68+69+71+72+73+74+75+76+78+79+80+81+82+83+85+86+87+88+89+90+92+93+94+95+96+97+99+100+101+102+103+104+106+107+108+109+110+111+113+114+115+116+117+118+120+121+122+123+124+125+127+128+129+130+131+132+134+135+136+137+138+139+141+142+143+144+145+146+148+149+150+151+152+153+155+156+157+158+159+160+162+163+164+165+166+167+169+170+171+172+173+174+176+177+178+179+180+181+183+184+185+186+187+188+190+191+192+193+194+195+197+198+199+200+201+202+204+205+206+207+208+209+211+212+213+214+215+216+218+219+220+221+222+223+225+226+227+228+229+230+232+233+234+235+236+237+239+240+241+242+243+244+246+247+248+249+250+251+253+254+255+256+257+258+260+261+262+263+264+265+267+268+269+270+271+272+274+275+276+277+278+279+281+282+283+284+285+286+288+289+290+291+292+293+295+296+297+298+299+300+302+303+304+305+306+307+309+310+311+312+313+314+316+317+318+319+320+321+323+324+325+326+327+328+330+331+332+333+334+335+337+338+339+340+341+342+344+345+346+347+348+349+351+352+353+354+355+356+358+359+360+361+362+363+365+366+367+368+369+370+372+373+374+375+376+377+379+380+381+382+383+384+386+387+388+389+390+391+393+394+395+396+397+398+400+401+402+403+404+405+407+408+409+410+411+412+414+415+416+417+418+419+421+422+423+424+425+426+428+429+430+431+432+433+435+436+437+438+439=82909"}, | ||
{1021, "1+2+3+4+5+6+8+9+10+11+12+13+15+16+17+18+19+20+22+23+24+25+26+27+29+30+31+32+33+34+36+37+38+39+40+41+43+44+45+46+47+48+50+51+52+53+54+55+57+58+59+60+61+62+64+65+66+67+68+69+71+72+73+74+75+76+78+79+80+81+82+83+85+86+87+88+89+90+92+93+94+95+96+97+99+100+101+102+103+104+106+107+108+109+110+111+113+114+115+116+117+118+120+121+122+123+124+125+127+128+129+130+131+132+134+135+136+137+138+139+141+142+143+144+145+146+148+149+150+151+152+153+155+156+157+158+159+160+162+163+164+165+166+167+169+170+171+172+173+174+176+177+178+179+180+181+183+184+185+186+187+188+190+191+192+193+194+195+197+198+199+200+201+202+204+205+206+207+208+209+211+212+213+214+215+216+218+219+220+221+222+223+225+226+227+228+229+230+232+233+234+235+236+237+239+240+241+242+243+244+246+247+248+249+250+251+253+254+255+256+257+258+260+261+262+263+264+265+267+268+269+270+271+272+274+275+276+277+278+279+281+282+283+284+285+286+288+289+290+291+292+293+295+296+297+298+299+300+302+303+304+305+306+307+309+310+311+312+313+314+316+317+318+319+320+321+323+324+325+326+327+328+330+331+332+333+334+335+337+338+339+340+341+342+344+345+346+347+348+349+351+352+353+354+355+356+358+359+360+361+362+363+365+366+367+368+369+370+372+373+374+375+376+377+379+380+381+382+383+384+386+387+388+389+390+391+393+394+395+396+397+398+400+401+402+403+404+405+407+408+409+410+411+412+414+415+416+417+418+419+421+422+423+424+425+426+428+429+430+431+432+433+435+436+437+438+439+440+442+443+444+445+446+447+449+450+451+452+453+454+456+457+458+459+460+461+463+464+465+466+467+468+470+471+472+473+474+475+477+478+479+480+481+482+484+485+486+487+488+489+491+492+493+494+495+496+498+499+500+501+502+503+505+506+507+508+509+510+512+513+514+515+516+517+519+520+521+522+523+524+526+527+528+529+530+531+533+534+535+536+537+538+540+541+542+543+544+545+547+548+549+550+551+552+554+555+556+557+558+559+561+562+563+564+565+566+568+569+570+571+572+573+575+576+577+578+579+580+582+583+584+585+586+587+589+590+591+592+593+594+596+597+598+599+600+601+603+604+605+606+607+608+610+611+612+613+614+615+617+618+619+620+621+622+624+625+626+627+628+629+631+632+633+634+635+636+638+639+640+641+642+643+645+646+647+648+649+650+652+653+654+655+656+657+659+660+661+662+663+664+666+667+668+669+670+671+673+674+675+676+677+678+680+681+682+683+684+685+687+688+689+690+691+692+694+695+696+697+698+699+701+702+703+704+705+706+708+709+710+711+712+713+715+716+717+718+719+720+722+723+724+725+726+727+729+730+731+732+733+734+736+737+738+739+740+741+743+744+745+746+747+748+750+751+752+753+754+755+757+758+759+760+761+762+764+765+766+767+768+769+771+772+773+774+775+776+778+779+780+781+782+783+785+786+787+788+789+790+792+793+794+795+796+797+799+800+801+802+803+804+806+807+808+809+810+811+813+814+815+816+817+818+820+821+822+823+824+825+827+828+829+830+831+832+834+835+836+837+838+839+841+842+843+844+845+846+848+849+850+851+852+853+855+856+857+858+859+860+862+863+864+865+866+867+869+870+871+872+873+874+876+877+878+879+880+881+883+884+885+886+887+888+890+891+892+893+894+895+897+898+899+900+901+902+904+905+906+907+908+909+911+912+913+914+915+916+918+919+920+921+922+923+925+926+927+928+929+930+932+933+934+935+936+937+939+940+941+942+943+944+946+947+948+949+950+951+953+954+955+956+957+958+960+961+962+963+964+965+967+968+969+970+971+972+974+975+976+977+978+979+981+982+983+984+985+986+988+989+990+991+992+993+995+996+997+998+999+1000+1002+1003+1004+1005+1006+1007+1009+1010+1011+1012+1013+1014+1016+1017+1018+1019+1020+1021=447636"}, | ||
} | ||
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func TestSum(t *testing.T) { | ||
for _, tc := range testData { | ||
assert.Equal(t, tc.string, Sum(tc.int64)) | ||
} | ||
} | ||
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func TestE2E(t *testing.T) { | ||
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var err error | ||
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r1, w1, _ := os.Pipe() | ||
r2, w2, _ := os.Pipe() | ||
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stdin := os.Stdin | ||
stdout := os.Stdout | ||
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defer func() { | ||
os.Stdin = stdin | ||
os.Stdout = stdout | ||
}() | ||
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os.Stdin = r1 | ||
os.Stdout = w2 | ||
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buf := make([]byte, 10240) | ||
var n int | ||
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for _, tc := range testData { | ||
input := fmt.Sprintf("%d\n", tc.int64) | ||
w1.Write([]byte(input)) | ||
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main() | ||
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n, err = r2.Read(buf) | ||
if err != nil { | ||
t.Fatal(err) | ||
} | ||
if n < 16 { | ||
t.Fatal("Error") | ||
} | ||
assert.Equal(t, tc.string+"\n", string(buf[16:n])) | ||
} | ||
} |