fix(tests): put valid blocks

tests/block.go

 package tests
 
 import (
+	"bytes"
 	"context"
-	"github.com/ipfs/interface-go-ipfs-core/path"
+	"io"
 	"io/ioutil"
 	"strings"
 	"testing"
 
 	coreiface "github.com/ipfs/interface-go-ipfs-core"
 	opt "github.com/ipfs/interface-go-ipfs-core/options"
+	"github.com/ipfs/interface-go-ipfs-core/path"
 
 	mh "github.com/multiformats/go-multihash"
 )
 
+var (
+	pbCid    = "QmZULkCELmmk5XNfCgTnCyFgAVxBRBXyDHGGMVoLFLiXEN"
+	cborCid  = "bafyreicnga62zhxnmnlt6ymq5hcbsg7gdhqdu6z4ehu3wpjhvqnflfy6nm"
+	cborKCid = "bafyr2qgsohbwdlk7ajmmbb4lhoytmest4wdbe5xnexfvtxeatuyqqmwv3fgxp3pmhpc27gwey2cct56gloqefoqwcf3yqiqzsaqb7p4jefhcw"
+)
+
+func pbBlock() io.Reader {
+	return bytes.NewReader([]byte{10, 12, 8, 2, 18, 6, 104, 101, 108, 108, 111, 10, 24, 6})
+}
+
+func cborBlock() io.Reader {
+	return bytes.NewReader([]byte{101, 72, 101, 108, 108, 111})
+}
+
 func (tp *TestSuite) TestBlock(t *testing.T) {
 	tp.hasApi(t, func(api coreiface.CoreAPI) error {
 		if api.Block() == nil {
@@ -38,12 +54,12 @@ func (tp *TestSuite) TestBlockPut(t *testing.T) {
 		t.Fatal(err)
 	}
 
-	res, err := api.Block().Put(ctx, strings.NewReader(`Hello`))
+	res, err := api.Block().Put(ctx, pbBlock())
 	if err != nil {
 		t.Fatal(err)
 	}
 
-	if res.Path().Cid().String() != "QmPyo15ynbVrSTVdJL9th7JysHaAbXt9dM9tXk1bMHbRtk" {
+	if res.Path().Cid().String() != pbCid {
 		t.Errorf("got wrong cid: %s", res.Path().Cid().String())
 	}
 }
@@ -56,12 +72,12 @@ func (tp *TestSuite) TestBlockPutFormat(t *testing.T) {
 		t.Fatal(err)
 	}
 
-	res, err := api.Block().Put(ctx, strings.NewReader(`Hello`), opt.Block.Format("cbor"))
+	res, err := api.Block().Put(ctx, cborBlock(), opt.Block.Format("cbor"))
 	if err != nil {
 		t.Fatal(err)
 	}
 
-	if res.Path().Cid().String() != "bafyreiayl6g3gitr7ys7kyng7sjywlrgimdoymco3jiyab6rozecmoazne" {
+	if res.Path().Cid().String() != cborCid {
 		t.Errorf("got wrong cid: %s", res.Path().Cid().String())
 	}
 }
@@ -74,12 +90,17 @@ func (tp *TestSuite) TestBlockPutHash(t *testing.T) {
 		t.Fatal(err)
 	}
 
-	res, err := api.Block().Put(ctx, strings.NewReader(`Hello`), opt.Block.Hash(mh.KECCAK_512, -1))
+	res, err := api.Block().Put(
+		ctx,
+		cborBlock(),
+		opt.Block.Hash(mh.KECCAK_512, -1),
+		opt.Block.Format("cbor"),
+	)
 	if err != nil {
 		t.Fatal(err)
 	}
 
-	if res.Path().Cid().String() != "bafyb2qgdh7w6dcq24u65xbtdoehyavegnpvxcqce7ttvs6ielgmwdfxrahmu37d33atik57x5y6s7d7qz32aasuwgirh3ocn6ywswqdifvu6e" {
+	if res.Path().Cid().String() != cborKCid {
 		t.Errorf("got wrong cid: %s", res.Path().Cid().String())
 	}
 }
@@ -92,7 +113,7 @@ func (tp *TestSuite) TestBlockGet(t *testing.T) {
 		t.Fatal(err)
 	}
 
-	res, err := api.Block().Put(ctx, strings.NewReader(`Hello`), opt.Block.Hash(mh.KECCAK_512, -1))
+	res, err := api.Block().Put(ctx, strings.NewReader(`Hello`), opt.Block.Format("raw"))
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -130,7 +151,7 @@ func (tp *TestSuite) TestBlockRm(t *testing.T) {
 		t.Fatal(err)
 	}
 
-	res, err := api.Block().Put(ctx, strings.NewReader(`Hello`))
+	res, err := api.Block().Put(ctx, strings.NewReader(`Hello`), opt.Block.Format("raw"))
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -184,7 +205,7 @@ func (tp *TestSuite) TestBlockStat(t *testing.T) {
 		t.Fatal(err)
 	}
 
-	res, err := api.Block().Put(ctx, strings.NewReader(`Hello`))
+	res, err := api.Block().Put(ctx, strings.NewReader(`Hello`), opt.Block.Format("raw"))
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -211,7 +232,7 @@ func (tp *TestSuite) TestBlockPin(t *testing.T) {
 		t.Fatal(err)
 	}
 
-	_, err = api.Block().Put(ctx, strings.NewReader(`Hello`))
+	_, err = api.Block().Put(ctx, strings.NewReader(`Hello`), opt.Block.Format("raw"))
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -220,14 +241,19 @@ func (tp *TestSuite) TestBlockPin(t *testing.T) {
 		t.Fatal("expected 0 pins")
 	}
 
-	res, err := api.Block().Put(ctx, strings.NewReader(`Hello`), opt.Block.Pin(true))
+	res, err := api.Block().Put(
+		ctx,
+		strings.NewReader(`Hello`),
+		opt.Block.Pin(true),
+		opt.Block.Format("raw"),
+	)
 	if err != nil {
 		t.Fatal(err)
 	}
 
 	pins, err := accPins(api.Pin().Ls(ctx))
 	if err != nil {
-		t.Skip(err)
+		t.Fatal(err)
 	}
 	if len(pins) != 1 {
 		t.Fatal("expected 1 pin")