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author | Bas van Kervel <basvankervel@gmail.com> | 2017-04-10 19:50:42 +0800 |
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committer | Bas van Kervel <basvankervel@gmail.com> | 2017-04-13 19:20:19 +0800 |
commit | 7d0ac94809e79b9d1aadb1899738595da6ff6103 (patch) | |
tree | cedcb0c9bfc3cd4fa23406eec622c6cfc4882340 /rpc/types_test.go | |
parent | feeccdf4ec1084b38dac112ff4f86809efd7c0e5 (diff) | |
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rpc: improve BlockNumber unmarshal parsing
Diffstat (limited to 'rpc/types_test.go')
-rw-r--r-- | rpc/types_test.go | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/rpc/types_test.go b/rpc/types_test.go new file mode 100644 index 000000000..30cef9b22 --- /dev/null +++ b/rpc/types_test.go @@ -0,0 +1,66 @@ +// Copyright 2017 The go-ethereum Authors +// This file is part of the go-ethereum library. +// +// The go-ethereum library is free software: you can redistribute it and/or modify +// it under the terms of the GNU Lesser General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// The go-ethereum library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU Lesser General Public License for more details. +// +// You should have received a copy of the GNU Lesser General Public License +// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>. + +package rpc + +import ( + "encoding/json" + "testing" + + "github.com/ethereum/go-ethereum/common/math" +) + +func TestBlockNumberJSONUnmarshal(t *testing.T) { + tests := []struct { + input string + mustFail bool + expected BlockNumber + }{ + 0: {`"0x"`, true, BlockNumber(0)}, + 1: {`"0x0"`, false, BlockNumber(0)}, + 2: {`"0X1"`, false, BlockNumber(1)}, + 3: {`"0x00"`, true, BlockNumber(0)}, + 4: {`"0x01"`, true, BlockNumber(0)}, + 5: {`"0x1"`, false, BlockNumber(1)}, + 6: {`"0x12"`, false, BlockNumber(18)}, + 7: {`"0x7fffffffffffffff"`, false, BlockNumber(math.MaxInt64)}, + 8: {`"0x8000000000000000"`, true, BlockNumber(0)}, + 9: {"0", true, BlockNumber(0)}, + 10: {`"ff"`, true, BlockNumber(0)}, + 11: {`"pending"`, false, PendingBlockNumber}, + 12: {`"latest"`, false, LatestBlockNumber}, + 13: {`"earliest"`, false, EarliestBlockNumber}, + 14: {`someString`, true, BlockNumber(0)}, + 15: {`""`, true, BlockNumber(0)}, + 16: {``, true, BlockNumber(0)}, + } + + for i, test := range tests { + var num BlockNumber + err := json.Unmarshal([]byte(test.input), &num) + if test.mustFail && err == nil { + t.Errorf("Test %d should fail", i) + continue + } + if !test.mustFail && err != nil { + t.Errorf("Test %d should pass but got err: %v", i, err) + continue + } + if num != test.expected { + t.Errorf("Test %d got unexpected value, want %d, got %d", i, test.expected, num) + } + } +} |