cosmos-sdk/types/rest/rest_test.go

242 lines
7.4 KiB
Go

// Package rest provides HTTP types and primitives for REST
// requests validation and responses handling.
package rest
import (
"io"
"io/ioutil"
"net/http"
"net/http/httptest"
"testing"
"github.com/stretchr/testify/require"
"github.com/tendermint/tendermint/crypto"
"github.com/tendermint/tendermint/crypto/secp256k1"
"github.com/cosmos/cosmos-sdk/client/context"
"github.com/cosmos/cosmos-sdk/codec"
"github.com/cosmos/cosmos-sdk/types"
)
type mockResponseWriter struct{}
func TestBaseReqValidateBasic(t *testing.T) {
fromAddr := "cosmos1cq0sxam6x4l0sv9yz3a2vlqhdhvt2k6jtgcse0"
tenstakes, err := types.ParseCoins("10stake")
require.NoError(t, err)
onestake, err := types.ParseDecCoins("1.0stake")
require.NoError(t, err)
req1 := NewBaseReq(
fromAddr, "", "nonempty", "", "", 0, 0, tenstakes, nil, false,
)
req2 := NewBaseReq(
"", "", "nonempty", "", "", 0, 0, tenstakes, nil, false,
)
req3 := NewBaseReq(
fromAddr, "", "", "", "", 0, 0, tenstakes, nil, false,
)
req4 := NewBaseReq(
fromAddr, "", "nonempty", "", "", 0, 0, tenstakes, onestake, false,
)
req5 := NewBaseReq(
fromAddr, "", "nonempty", "", "", 0, 0, types.Coins{}, types.DecCoins{}, false,
)
tests := []struct {
name string
req BaseReq
w http.ResponseWriter
want bool
}{
{"ok", req1, httptest.NewRecorder(), true},
{"neither fees nor gasprices provided", req5, httptest.NewRecorder(), true},
{"empty from", req2, httptest.NewRecorder(), false},
{"empty chain-id", req3, httptest.NewRecorder(), false},
{"fees and gasprices provided", req4, httptest.NewRecorder(), false},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
require.Equal(t, tt.want, tt.req.ValidateBasic(tt.w))
})
}
}
func TestParseHTTPArgs(t *testing.T) {
req0 := mustNewRequest(t, "", "/", nil)
req1 := mustNewRequest(t, "", "/?limit=5", nil)
req2 := mustNewRequest(t, "", "/?page=5", nil)
req3 := mustNewRequest(t, "", "/?page=5&limit=5", nil)
reqE1 := mustNewRequest(t, "", "/?page=-1", nil)
reqE2 := mustNewRequest(t, "", "/?limit=-1", nil)
req4 := mustNewRequest(t, "", "/?foo=faa", nil)
tests := []struct {
name string
req *http.Request
w http.ResponseWriter
tags []string
page int
limit int
err bool
}{
{"no params", req0, httptest.NewRecorder(), []string{}, DefaultPage, DefaultLimit, false},
{"Limit", req1, httptest.NewRecorder(), []string{}, DefaultPage, 5, false},
{"Page", req2, httptest.NewRecorder(), []string{}, 5, DefaultLimit, false},
{"Page and limit", req3, httptest.NewRecorder(), []string{}, 5, 5, false},
{"error page 0", reqE1, httptest.NewRecorder(), []string{}, DefaultPage, DefaultLimit, true},
{"error limit 0", reqE2, httptest.NewRecorder(), []string{}, DefaultPage, DefaultLimit, true},
{"tags", req4, httptest.NewRecorder(), []string{"foo='faa'"}, DefaultPage, DefaultLimit, false},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
tags, page, limit, err := ParseHTTPArgs(tt.req)
if tt.err {
require.NotNil(t, err)
} else {
require.Nil(t, err)
require.Equal(t, tt.tags, tags)
require.Equal(t, tt.page, page)
require.Equal(t, tt.limit, limit)
}
})
}
}
func TestParseQueryHeight(t *testing.T) {
var emptyHeight int64
height := int64(1256756)
req0 := mustNewRequest(t, "", "/", nil)
req1 := mustNewRequest(t, "", "/?height=1256756", nil)
req2 := mustNewRequest(t, "", "/?height=456yui4567", nil)
req3 := mustNewRequest(t, "", "/?height=-1", nil)
tests := []struct {
name string
req *http.Request
w http.ResponseWriter
cliCtx context.CLIContext
expectedHeight int64
expectedOk bool
}{
{"no height", req0, httptest.NewRecorder(), context.CLIContext{}, emptyHeight, true},
{"height", req1, httptest.NewRecorder(), context.CLIContext{}, height, true},
{"invalid height", req2, httptest.NewRecorder(), context.CLIContext{}, emptyHeight, false},
{"negative height", req3, httptest.NewRecorder(), context.CLIContext{}, emptyHeight, false},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
cliCtx, ok := ParseQueryHeightOrReturnBadRequest(tt.w, tt.cliCtx, tt.req)
if tt.expectedOk {
require.True(t, ok)
require.Equal(t, tt.expectedHeight, cliCtx.Height)
} else {
require.False(t, ok)
require.Empty(t, tt.expectedHeight, cliCtx.Height)
}
})
}
}
func TestProcessPostResponse(t *testing.T) {
// mock account
// PubKey field ensures amino encoding is used first since standard
// JSON encoding will panic on crypto.PubKey
type mockAccount struct {
Address types.AccAddress `json:"address"`
Coins types.Coins `json:"coins"`
PubKey crypto.PubKey `json:"public_key"`
AccountNumber uint64 `json:"account_number"`
Sequence uint64 `json:"sequence"`
}
// setup
ctx := context.NewCLIContext()
height := int64(194423)
privKey := secp256k1.GenPrivKey()
pubKey := privKey.PubKey()
addr := types.AccAddress(pubKey.Address())
coins := types.NewCoins(types.NewCoin("atom", types.NewInt(100)), types.NewCoin("tree", types.NewInt(125)))
accNumber := uint64(104)
sequence := uint64(32)
acc := mockAccount{addr, coins, pubKey, accNumber, sequence}
cdc := codec.New()
codec.RegisterCrypto(cdc)
cdc.RegisterConcrete(&mockAccount{}, "cosmos-sdk/mockAccount", nil)
ctx = ctx.WithCodec(cdc)
// setup expected results
jsonNoIndent, err := ctx.Codec.MarshalJSON(acc)
require.Nil(t, err)
jsonWithIndent, err := ctx.Codec.MarshalJSONIndent(acc, "", " ")
require.Nil(t, err)
respNoIndent := NewResponseWithHeight(height, jsonNoIndent)
respWithIndent := NewResponseWithHeight(height, jsonWithIndent)
expectedNoIndent, err := ctx.Codec.MarshalJSON(respNoIndent)
require.Nil(t, err)
expectedWithIndent, err := ctx.Codec.MarshalJSONIndent(respWithIndent, "", " ")
require.Nil(t, err)
// check that negative height writes an error
w := httptest.NewRecorder()
ctx = ctx.WithHeight(-1)
PostProcessResponse(w, ctx, acc)
require.Equal(t, http.StatusInternalServerError, w.Code)
// check that height returns expected response
ctx = ctx.WithHeight(height)
runPostProcessResponse(t, ctx, acc, expectedNoIndent, false)
// check height with indent
runPostProcessResponse(t, ctx, acc, expectedWithIndent, true)
}
// asserts that ResponseRecorder returns the expected code and body
// runs PostProcessResponse on the objects regular interface and on
// the marshalled struct.
func runPostProcessResponse(t *testing.T, ctx context.CLIContext, obj interface{}, expectedBody []byte, indent bool) {
if indent {
ctx.Indent = indent
}
// test using regular struct
w := httptest.NewRecorder()
PostProcessResponse(w, ctx, obj)
require.Equal(t, http.StatusOK, w.Code, w.Body)
resp := w.Result()
body, err := ioutil.ReadAll(resp.Body)
require.Nil(t, err)
require.Equal(t, expectedBody, body)
var marshalled []byte
if indent {
marshalled, err = ctx.Codec.MarshalJSONIndent(obj, "", " ")
} else {
marshalled, err = ctx.Codec.MarshalJSON(obj)
}
require.Nil(t, err)
// test using marshalled struct
w = httptest.NewRecorder()
PostProcessResponse(w, ctx, marshalled)
require.Equal(t, http.StatusOK, w.Code, w.Body)
resp = w.Result()
body, err = ioutil.ReadAll(resp.Body)
require.Nil(t, err)
require.Equal(t, expectedBody, body)
}
func mustNewRequest(t *testing.T, method, url string, body io.Reader) *http.Request {
req, err := http.NewRequest(method, url, body)
require.NoError(t, err)
err = req.ParseForm()
require.NoError(t, err)
return req
}