github.com/scottcagno/storage@v1.8.0/pkg/_se/engine_test.go (about) 1 package _se 2 3 import ( 4 "fmt" 5 "testing" 6 ) 7 8 var testingPath = "se-testing/dangfile.txt" 9 10 func TestEngine_Open(t *testing.T) { 11 12 e, err := openEngine(testingPath) 13 if err != nil { 14 t.Error(err) 15 } 16 17 r1 := makeRecord(1, []byte("this record will fit in one (64b) page, not two")) 18 _, err = e.write(r1) 19 if err != nil { 20 t.Error(err) 21 } 22 r2 := makeRecord(2, []byte("this record is a little bit longer than the first one--it should end up occupying two pages but not three")) 23 _, err = e.write(r2) 24 if err != nil { 25 t.Error(err) 26 } 27 r3 := makeRecord(3, []byte("and this record is going to be a bit longer than the second one and ideally we should aim to fill three pages, but not four. this one should suffice.")) 28 _, err = e.write(r3) 29 if err != nil { 30 t.Error(err) 31 } 32 33 err = e.close() 34 if err != nil { 35 t.Error(err) 36 } 37 38 e, err = openEngine(testingPath) 39 if err != nil { 40 t.Error(err) 41 } 42 fmt.Printf("engine.index=%d\n", e.index) 43 err = e.close() 44 if err != nil { 45 t.Error(err) 46 } 47 }