test: migrate e2e/mint to system tests (#22294)

(cherry picked from commit 29ea9c8)

tests/systemtests/mint_test.go

@@ -0,0 +1,98 @@
+package systemtests
+
+import (
+	"fmt"
+	"net/http"
+	"testing"
+
+	"github.com/stretchr/testify/require"
+	"github.com/tidwall/sjson"
+)
+
+func TestMintQueries(t *testing.T) {
+	// scenario: test mint grpc queries
+	// given a running chain
+
+	sut.ResetChain(t)
+	cli := NewCLIWrapper(t, sut, verbose)
+
+	sut.ModifyGenesisJSON(t,
+		func(genesis []byte) []byte {
+			state, err := sjson.Set(string(genesis), "app_state.mint.minter.inflation", "1.00")
+			require.NoError(t, err)
+			return []byte(state)
+		},
+		func(genesis []byte) []byte {
+			state, err := sjson.Set(string(genesis), "app_state.mint.params.inflation_max", "1.00")
+			require.NoError(t, err)
+			return []byte(state)
+		},
+	)
+
+	sut.StartChain(t)
+
+	sut.AwaitNextBlock(t)
+
+	baseurl := sut.APIAddress()
+	blockHeightHeader := "x-cosmos-block-height"
+	queryAtHeight := "1"
+
+	// TODO: check why difference in values when querying with height between v1 and v2
+	// ref: https://github.com/cosmos/cosmos-sdk/issues/22302
+	if isV2() {
+		queryAtHeight = "2"
+	}
+
+	paramsResp := `{"params":{"mint_denom":"stake","inflation_rate_change":"0.130000000000000000","inflation_max":"1.000000000000000000","inflation_min":"0.000000000000000000","goal_bonded":"0.670000000000000000","blocks_per_year":"6311520","max_supply":"0"}}`
+	inflationResp := `{"inflation":"1.000000000000000000"}`
+	annualProvisionsResp := `{"annual_provisions":"2000000000.000000000000000000"}`
+
+	testCases := []struct {
+		name    string
+		url     string
+		headers map[string]string
+		expOut  string
+	}{
+		{
+			"gRPC request params",
+			fmt.Sprintf("%s/cosmos/mint/v1beta1/params", baseurl),
+			map[string]string{},
+			paramsResp,
+		},
+		{
+			"gRPC request inflation",
+			fmt.Sprintf("%s/cosmos/mint/v1beta1/inflation", baseurl),
+			map[string]string{},
+			inflationResp,
+		},
+		{
+			"gRPC request annual provisions",
+			fmt.Sprintf("%s/cosmos/mint/v1beta1/annual_provisions", baseurl),
+			map[string]string{
+				blockHeightHeader: queryAtHeight,
+			},
+			annualProvisionsResp,
+		},
+	}
+
+	for _, tc := range testCases {
+		t.Run(tc.name, func(t *testing.T) {
+			// TODO: remove below check once grpc gateway is implemented in v2
+			if isV2() {
+				return
+			}
+			resp := GetRequestWithHeaders(t, tc.url, tc.headers, http.StatusOK)
+			require.JSONEq(t, tc.expOut, string(resp))
+		})
+	}
+
+	// test cli queries
+	rsp := cli.CustomQuery("q", "mint", "params")
+	require.JSONEq(t, paramsResp, rsp)
+
+	rsp = cli.CustomQuery("q", "mint", "inflation")
+	require.JSONEq(t, inflationResp, rsp)
+
+	rsp = cli.CustomQuery("q", "mint", "annual-provisions", "--height="+queryAtHeight)
+	require.JSONEq(t, annualProvisionsResp, rsp)
+}