page_test.go

Documentation: go.etcd.io/bbolt

     1  package bbolt
     2  
     3  import (
     4  	"reflect"
     5  	"sort"
     6  	"testing"
     7  	"testing/quick"
     8  )
     9  
    10  // Ensure that the page type can be returned in human readable format.
    11  func TestPage_typ(t *testing.T) {
    12  	if typ := (&page{flags: branchPageFlag}).typ(); typ != "branch" {
    13  		t.Fatalf("exp=branch; got=%v", typ)
    14  	}
    15  	if typ := (&page{flags: leafPageFlag}).typ(); typ != "leaf" {
    16  		t.Fatalf("exp=leaf; got=%v", typ)
    17  	}
    18  	if typ := (&page{flags: metaPageFlag}).typ(); typ != "meta" {
    19  		t.Fatalf("exp=meta; got=%v", typ)
    20  	}
    21  	if typ := (&page{flags: freelistPageFlag}).typ(); typ != "freelist" {
    22  		t.Fatalf("exp=freelist; got=%v", typ)
    23  	}
    24  	if typ := (&page{flags: 20000}).typ(); typ != "unknown<4e20>" {
    25  		t.Fatalf("exp=unknown<4e20>; got=%v", typ)
    26  	}
    27  }
    28  
    29  // Ensure that the hexdump debugging function doesn't blow up.
    30  func TestPage_dump(t *testing.T) {
    31  	(&page{id: 256}).hexdump(16)
    32  }
    33  
    34  func TestPgids_merge(t *testing.T) {
    35  	a := pgids{4, 5, 6, 10, 11, 12, 13, 27}
    36  	b := pgids{1, 3, 8, 9, 25, 30}
    37  	c := a.merge(b)
    38  	if !reflect.DeepEqual(c, pgids{1, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 25, 27, 30}) {
    39  		t.Errorf("mismatch: %v", c)
    40  	}
    41  
    42  	a = pgids{4, 5, 6, 10, 11, 12, 13, 27, 35, 36}
    43  	b = pgids{8, 9, 25, 30}
    44  	c = a.merge(b)
    45  	if !reflect.DeepEqual(c, pgids{4, 5, 6, 8, 9, 10, 11, 12, 13, 25, 27, 30, 35, 36}) {
    46  		t.Errorf("mismatch: %v", c)
    47  	}
    48  }
    49  
    50  func TestPgids_merge_quick(t *testing.T) {
    51  	if err := quick.Check(func(a, b pgids) bool {
    52  		// Sort incoming lists.
    53  		sort.Sort(a)
    54  		sort.Sort(b)
    55  
    56  		// Merge the two lists together.
    57  		got := a.merge(b)
    58  
    59  		// The expected value should be the two lists combined and sorted.
    60  		exp := append(a, b...)
    61  		sort.Sort(exp)
    62  
    63  		if !reflect.DeepEqual(exp, got) {
    64  			t.Errorf("\nexp=%+v\ngot=%+v\n", exp, got)
    65  			return false
    66  		}
    67  
    68  		return true
    69  	}, nil); err != nil {
    70  		t.Fatal(err)
    71  	}
    72  }
    73
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