Function TestGetBlock

protocol/block_test.go:22–55

(t *testing.T)

)

func TestGetBlock(t *testing.T) {
	ctx := context.Background()

	b1 := &bc.Block{UnsignedBlock: &bc.UnsignedBlock{BlockHeader: &bc.BlockHeader{Height: 1, NextPredicate: &bc.Predicate{}}}}
	noBlocks := memstore.New()
	oneBlock := memstore.New()
	oneBlock.SaveBlock(ctx, b1)
	snapshot := state.Empty()
	snapshot.ApplyBlock(b1.UnsignedBlock)
	oneBlock.SaveSnapshot(ctx, snapshot)

	cases := []struct {
		store   Store
		want    *bc.Block
		wantErr bool
	}{
		{noBlocks, nil, true},
		{oneBlock, b1, false},
	}

	for _, test := range cases {
		c, err := NewChain(ctx, b1, test.store, nil)
		if err != nil {
			testutil.FatalErr(t, err)
		}
		got, gotErr := c.GetBlock(ctx, c.Height())
		if !testutil.DeepEqual(got, test.want) {
			t.Errorf("got latest = %+v want %+v", got, test.want)
		}
		if (gotErr != nil) != test.wantErr {
			t.Errorf("got latest err = %q want err?: %t", gotErr, test.wantErr)
		}
	}
}

func TestNoTimeTravel(t *testing.T) {
	b1 := &bc.Block{UnsignedBlock: &bc.UnsignedBlock{BlockHeader: &bc.BlockHeader{Height: 1, NextPredicate: &bc.Predicate{}}}}