adjust to the position of estimate transaction gas file and add illustration for...

* adjust to file position

* add document

diff --git a/api/api_test.go b/api/api_test.go
index 26b8df6..004baf6 100644 (file)
--- a/api/api_test.go
+++ b/api/api_test.go
@@ -2,14 +2,12 @@ package api
 
 import (
        "context"
-       "encoding/json"
        "net/http/httptest"
        "os"
        "testing"
 
        "github.com/bytom/accesstoken"
        "github.com/bytom/blockchain/rpc"
-       "github.com/bytom/blockchain/txbuilder"
        dbm "github.com/bytom/database/leveldb"
        "github.com/bytom/testutil"
 )
@@ -97,64 +95,3 @@ func TestAPIHandler(t *testing.T) {
                }
        }
 }
-
-func TestEstimateTxGas(t *testing.T) {
-       cases := []struct {
-               txTemplateStr   string
-               wantTotalNeu    int64
-               wantFlexibleNeu int64
-       }{
-               {
-                       txTemplateStr:   `{"raw_transaction":"070100010160015e9a4e2bbae57dd71b6a827fb50aaeb744ce3ae6f45c4aec7494ad097213220e8affffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe0cea1bc5800011600144a6322008c5424251c7502c7d7d55f6389c3c358010001013dffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe086f29b3301160014fa61b0629e5f2da2bb8b08e7fc948dbd265234f700","signing_instructions":[{"position":0,"witness_components":[{"type":"raw_tx_signature","quorum":1,"keys":[{"xpub":"19204fe9172cb0eeae86b39ec7a61ddc556656c8df08fd43ef6074296f32b347349722316972e382c339b79b7e1d83a565c6b3e7cf46847733a47044ae493257","derivation_path":["010100000000000000","0700000000000000"]}],"signatures":null},{"type":"data","value":"a527a92a7488c010bc42b39d6b50f0822183e51efab228af8ca8ca81ca459237"}]}],"allow_additional_actions":false}`,
-                       wantTotalNeu:    671800,
-                       wantFlexibleNeu: 336600,
-               },
-               {
-                       txTemplateStr:   `{"raw_transaction":"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","signing_instructions":[{"position":0,"witness_components":[{"type":"raw_tx_signature","quorum":1,"keys":[{"xpub":"5ff7f79f0fd4eb9ccb17191b0a1ac9bed5b4a03320a06d2ff8170dd51f9ad9089c4038ec7280b5eb6745ef3d36284e67f5cf2ed2a0177d462d24abf53c0399ed","derivationPath":["010200000000000000","0400000000000000"]},{"xpub":"d0e7607bec7f68ea9135fbb9e3e94ef05a034d28be847070740fcba9454a749f6e21942cfef90f1437184cb70775beb290c13852c1497631dbcb137f74788e4f","derivationPath":["010200000000000000","0400000000000000"]}],"signatures":["","844b99bab9f393e89ca3bb272b1ba146852124f13a2d37fc47da6a7320f5ae1a4b6df1322750906ad480796db663e35ef7fd9544718eea08e51c5388f9813d04"]},{"type":"data","value":"ae20bd609e953918ab2ce120c43486894ff38dc4b65c2c1b4e19f6b41265d76b062120508684f922c1e5eea3dcbd592b00d297b2ddf92d35d5acabea9ff491ef514abe5152ad"}]}],"allow_additional_actions":false}`,
-                       wantTotalNeu:    1366400,
-                       wantFlexibleNeu: 660000,
-               },
-               {
-                       txTemplateStr:   `{"raw_transaction":"07010002016c016acf24f1471d67c25a01ac84482ecdd8550229180171cae22321f87fe43d4f6a13ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff80b4c4c32101012200200824e931fb806bd77fdcd291aad3bd0a4493443a4120062bd659e64a3e0bac66ef020440f5baa1530bd7ded5c37f1c91360e28e736c91a7933eff961d68eebf90bdce63eb4361689759a8aa420256af565e38921985026de8d27dd7b66f0d01c90170a0440b23b44f62f3e97bcbd5f80cb9bb3d63cb154c62d402851e5b4d5d89849fef74271c8c38f594b944b75222d06ef18bddec4b6278ad3185f72ac5321ce5948e90940a00b096eef5b3bed5c6a2843d29e1820ef1413947d3e278c21cc70976c47976d1159468f071bf853b244be8f6cc55d78615ea6594c946f1a6e6622d8e9d42206a901ae20d441b6f375659325a04eede4fc3b74579bb08ccd05b41b99776501e22d6dca7320af6d98ca2c3cd10bf0affbfa6e86609b750523cfadb662ec963c164f05798a49209820b9f1553b03aaebe7e3f9e9222ed7db73b5079b18564042fd3b2cef74156a20271b52de5f554aa4a6f1358f1c2193617bfb3fed4546d13c4af773096a429f9420eeb4a78d8b5cb8283c221ca2d3fd96b8946b3cddee02b7ceffb8f605932588595355ad016c016a158f56c5673a52876bbbed4cd8724428b43a8d9ddd2a759c9df06b46898f101affffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff80fef9b12301012200200824e931fb806bd77fdcd291aad3bd0a4493443a4120062bd659e64a3e0bac66ef020440c3c4fdbe99f9266a42df767cf03c22d9d09096446a8882b9d0c0076d9c85da28add31320705452fb566a091515cedb1ea9966647201236a0da13a020f848b8084043e22fe631cee95e3185ecd0c6fc4a262689d674725abe7d7f3158d8d43c776338edeec76600776fc0dcee280bd7a1a8a2b23909c6cefa7fbb55c27522b6100640fefe403941035a66ba9b6d097dfe0ada68ae6d006272928fad2ba23341fe878690e9e2fa1d2d3992c16aa20125fb2da7f7687920c12a36e4964533ceeccd3602a901ae20d441b6f375659325a04eede4fc3b74579bb08ccd05b41b99776501e22d6dca7320af6d98ca2c3cd10bf0affbfa6e86609b750523cfadb662ec963c164f05798a49209820b9f1553b03aaebe7e3f9e9222ed7db73b5079b18564042fd3b2cef74156a20271b52de5f554aa4a6f1358f1c2193617bfb3fed4546d13c4af773096a429f9420eeb4a78d8b5cb8283c221ca2d3fd96b8946b3cddee02b7ceffb8f605932588595355ad020149ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff80ea8ed51f01220020036f3d1665dc802fd36aded656c2f4b2b2c5b00e86c44f5352257b718941a4e9000149ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff80fef9b12301220020e402787b2bf9749f8fcdcc132a44e86bacf36780ec5df2189a11020d590533ee00","signing_instructions":[{"position":0,"witness_components":[{"type":"raw_tx_signature","quorum":3,"keys":[{"xpub":"5ff7f79f0fd4eb9ccb17191b0a1ac9bed5b4a03320a06d2ff8170dd51f9ad9089c4038ec7280b5eb6745ef3d36284e67f5cf2ed2a0177d462d24abf53c0399ed","derivationPath":["010300000000000000","0100000000000000"]},{"xpub":"7d1c7a9094ab23f432e60afbbfe2791ba9ab3daba8aaa544634218243b8659985cb0ae9fe2b0f5da8a84c6b117c9491bf38f5e59b0d05642d90ba34cf7611eec","derivationPath":["010300000000000000","0100000000000000"]},{"xpub":"b0d2d90cdee01976d51b55963ae214493708d8db44f7516d2d4853a542cba4c07fbd0ad3e7a9ff4b6fbe6b71e66f4538a9424eaf15f538d958aa7025f5f752dc","derivationPath":["010300000000000000","0100000000000000"]},{"xpub":"d0e7607bec7f68ea9135fbb9e3e94ef05a034d28be847070740fcba9454a749f6e21942cfef90f1437184cb70775beb290c13852c1497631dbcb137f74788e4f","derivationPath":["010300000000000000","0100000000000000"]},{"xpub":"e18b9d219e960d761e8d03290acddb5211fea1140c87663908ea74f212763ca8d809bb0fe861884e662429564fa0f2725b5787175054c17685a83a68e160344d","derivationPath":["010300000000000000","0100000000000000"]}],"signatures":["","f5baa1530bd7ded5c37f1c91360e28e736c91a7933eff961d68eebf90bdce63eb4361689759a8aa420256af565e38921985026de8d27dd7b66f0d01c90170a04","b23b44f62f3e97bcbd5f80cb9bb3d63cb154c62d402851e5b4d5d89849fef74271c8c38f594b944b75222d06ef18bddec4b6278ad3185f72ac5321ce5948e909","a00b096eef5b3bed5c6a2843d29e1820ef1413947d3e278c21cc70976c47976d1159468f071bf853b244be8f6cc55d78615ea6594c946f1a6e6622d8e9d42206",""]},{"type":"data","value":"ae20d441b6f375659325a04eede4fc3b74579bb08ccd05b41b99776501e22d6dca7320af6d98ca2c3cd10bf0affbfa6e86609b750523cfadb662ec963c164f05798a49209820b9f1553b03aaebe7e3f9e9222ed7db73b5079b18564042fd3b2cef74156a20271b52de5f554aa4a6f1358f1c2193617bfb3fed4546d13c4af773096a429f9420eeb4a78d8b5cb8283c221ca2d3fd96b8946b3cddee02b7ceffb8f605932588595355ad"}]},{"position":1,"witness_components":[{"type":"raw_tx_signature","quorum":3,"keys":[{"xpub":"5ff7f79f0fd4eb9ccb17191b0a1ac9bed5b4a03320a06d2ff8170dd51f9ad9089c4038ec7280b5eb6745ef3d36284e67f5cf2ed2a0177d462d24abf53c0399ed","derivationPath":["010300000000000000","0100000000000000"]},{"xpub":"7d1c7a9094ab23f432e60afbbfe2791ba9ab3daba8aaa544634218243b8659985cb0ae9fe2b0f5da8a84c6b117c9491bf38f5e59b0d05642d90ba34cf7611eec","derivationPath":["010300000000000000","0100000000000000"]},{"xpub":"b0d2d90cdee01976d51b55963ae214493708d8db44f7516d2d4853a542cba4c07fbd0ad3e7a9ff4b6fbe6b71e66f4538a9424eaf15f538d958aa7025f5f752dc","derivationPath":["010300000000000000","0100000000000000"]},{"xpub":"d0e7607bec7f68ea9135fbb9e3e94ef05a034d28be847070740fcba9454a749f6e21942cfef90f1437184cb70775beb290c13852c1497631dbcb137f74788e4f","derivationPath":["010300000000000000","01000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-                       wantTotalNeu:    4392200,
-                       wantFlexibleNeu: 1413200,
-               },
-               {
-                       txTemplateStr:   `{"raw_transaction":"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","signing_instructions":[{"position":0,"witness_components":[{"type":"raw_tx_signature","quorum":1,"keys":[{"xpub":"f6ce12127df9f062ac3fb91836cd0ac0b7ed9f384df45e1900ed8bde6e37d98c246afd0ffa2e23a349ed5da6cc49ca2866ba38a40d51d51b4ce526327456953b","derivation_path":["2c000000","99000000","02000000","00000000","01000000"]}],"signatures":null},{"type":"data","value":"69c0a1008de2dfc39fc6630c8ab4b47e0184ac7e64fd5ea4fab38f60cecc921a"}]},{"position":1,"witness_components":[{"type":"raw_tx_signature","quorum":1,"keys":[{"xpub":"f6ce12127df9f062ac3fb91836cd0ac0b7ed9f384df45e1900ed8bde6e37d98c246afd0ffa2e23a349ed5da6cc49ca2866ba38a40d51d51b4ce526327456953b","derivation_path":["2c000000","99000000","02000000","00000000","01000000"]}],"signatures":null},{"type":"data","value":"69c0a1008de2dfc39fc6630c8ab4b47e0184ac7e64fd5ea4fab38f60cecc921a"}]}],"fee":0,"allow_additional_actions":false}`,
-                       wantTotalNeu:    994000,
-                       wantFlexibleNeu: 336600,
-               },
-               {
-                       txTemplateStr:   `{"raw_transaction":"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","signing_instructions":[{"position":0,"witness_components":[{"type":"raw_tx_signature","quorum":1,"keys":[{"xpub":"f6ce12127df9f062ac3fb91836cd0ac0b7ed9f384df45e1900ed8bde6e37d98c246afd0ffa2e23a349ed5da6cc49ca2866ba38a40d51d51b4ce526327456953b","derivation_path":["2c000000","99000000","02000000","00000000","01000000"]}],"signatures":null},{"type":"data","value":"69c0a1008de2dfc39fc6630c8ab4b47e0184ac7e64fd5ea4fab38f60cecc921a"}]},{"position":1,"witness_components":[{"type":"raw_tx_signature","quorum":1,"keys":[{"xpub":"f6ce12127df9f062ac3fb91836cd0ac0b7ed9f384df45e1900ed8bde6e37d98c246afd0ffa2e23a349ed5da6cc49ca2866ba38a40d51d51b4ce526327456953b","derivation_path":["2c000000","99000000","02000000","00000000","01000000"]}],"signatures":null},{"type":"data","value":"69c0a1008de2dfc39fc6630c8ab4b47e0184ac7e64fd5ea4fab38f60cecc921a"}]},{"position":2,"witness_components":[{"type":"raw_tx_signature","quorum":1,"keys":[{"xpub":"f6ce12127df9f062ac3fb91836cd0ac0b7ed9f384df45e1900ed8bde6e37d98c246afd0ffa2e23a349ed5da6cc49ca2866ba38a40d51d51b4ce526327456953b","derivation_path":["2c000000","99000000","02000000","00000000","01000000"]}],"signatures":null},{"type":"data","value":"69c0a1008de2dfc39fc6630c8ab4b47e0184ac7e64fd5ea4fab38f60cecc921a"}]}],"fee":0,"allow_additional_actions":false}`,
-                       wantTotalNeu:    1315400,
-                       wantFlexibleNeu: 336600,
-               },
-               {
-                       txTemplateStr:   `{"raw_transaction":"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","signing_instructions":[{"position":0,"witness_components":[{"type":"raw_tx_signature","quorum":2,"keys":[{"xpub":"f6ce12127df9f062ac3fb91836cd0ac0b7ed9f384df45e1900ed8bde6e37d98c246afd0ffa2e23a349ed5da6cc49ca2866ba38a40d51d51b4ce526327456953b","derivation_path":["2c000000","99000000","02000000","00000000","01000000"]},{"xpub":"0e95125e7e1f49887e49c05e0a505d0a8849d6ef124bf4d7cc5e2a0272b49b9674b8304f8b4d63182526beebba5009c72a712d7d5573ae0d7361a3218dba16a7","derivation_path":["2c000000","99000000","02000000","00000000","01000000"]},{"xpub":"dab73c5f6367e87e6c537229d03172041cbd3795682df49e03a82a148655ad05926ee2236be57ac673343cd0565fe75e140d74577036d02960925801f661e3b3","derivation_path":["2c000000","99000000","02000000","00000000","01000000"]}],"signatures":null},{"type":"data","value":"ae2069c0a1008de2dfc39fc6630c8ab4b47e0184ac7e64fd5ea4fab38f60cecc921a20cfedc0f57c1ab57355b2374d14bf7bbf59376c73880798cc7f2301bda2858bc620a381dffb3be8e7449b09f190a5eb39415fa46c93c99c07600572e66fbb872ee35253ad"}]},{"position":1,"witness_components":[{"type":"raw_tx_signature","quorum":2,"keys":[{"xpub":"f6ce12127df9f062ac3fb91836cd0ac0b7ed9f384df45e1900ed8bde6e37d98c246afd0ffa2e23a349ed5da6cc49ca2866ba38a40d51d51b4ce526327456953b","derivation_path":["2c000000","99000000","02000000","00000000","01000000"]},{"xpub":"0e95125e7e1f49887e49c05e0a505d0a8849d6ef124bf4d7cc5e2a0272b49b9674b8304f8b4d63182526beebba5009c72a712d7d5573ae0d7361a3218dba16a7","derivation_path":["2c000000","99000000","02000000","00000000","01000000"]},{"xpub":"dab73c5f6367e87e6c537229d03172041cbd3795682df49e03a82a148655ad05926ee2236be57ac673343cd0565fe75e140d74577036d02960925801f661e3b3","derivation_path":["2c000000","99000000","02000000","00000000","01000000"]}],"signatures":null},{"type":"data","value":"ae2069c0a1008de2dfc39fc6630c8ab4b47e0184ac7e64fd5ea4fab38f60cecc921a20cfedc0f57c1ab57355b2374d14bf7bbf59376c73880798cc7f2301bda2858bc620a381dffb3be8e7449b09f190a5eb39415fa46c93c99c07600572e66fbb872ee35253ad"}]}],"fee":0,"allow_additional_actions":false}`,
-                       wantTotalNeu:    2749600,
-                       wantFlexibleNeu: 920200,
-               },
-               {
-                       txTemplateStr:   `{"raw_transaction":"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","signing_instructions":[{"position":0,"witness_components":[{"type":"raw_tx_signature","quorum":2,"keys":[{"xpub":"f6ce12127df9f062ac3fb91836cd0ac0b7ed9f384df45e1900ed8bde6e37d98c246afd0ffa2e23a349ed5da6cc49ca2866ba38a40d51d51b4ce526327456953b","derivation_path":["2c000000","99000000","02000000","00000000","01000000"]},{"xpub":"0e95125e7e1f49887e49c05e0a505d0a8849d6ef124bf4d7cc5e2a0272b49b9674b8304f8b4d63182526beebba5009c72a712d7d5573ae0d7361a3218dba16a7","derivation_path":["2c000000","99000000","02000000","00000000","01000000"]},{"xpub":"dab73c5f6367e87e6c537229d03172041cbd3795682df49e03a82a148655ad05926ee2236be57ac673343cd0565fe75e140d74577036d02960925801f661e3b3","derivation_path":["2c000000","99000000","02000000","00000000","01000000"]}],"signatures":null},{"type":"data","value":"ae2069c0a1008de2dfc39fc6630c8ab4b47e0184ac7e64fd5ea4fab38f60cecc921a20cfedc0f57c1ab57355b2374d14bf7bbf59376c73880798cc7f2301bda2858bc620a381dffb3be8e7449b09f190a5eb39415fa46c93c99c07600572e66fbb872ee35253ad"}]},{"position":1,"witness_components":[{"type":"raw_tx_signature","quorum":2,"keys":[{"xpub":"f6ce12127df9f062ac3fb91836cd0ac0b7ed9f384df45e1900ed8bde6e37d98c246afd0ffa2e23a349ed5da6cc49ca2866ba38a40d51d51b4ce526327456953b","derivation_path":["2c000000","99000000","02000000","00000000","01000000"]},{"xpub":"0e95125e7e1f49887e49c05e0a505d0a8849d6ef124bf4d7cc5e2a0272b49b9674b8304f8b4d63182526beebba5009c72a712d7d5573ae0d7361a3218dba16a7","derivation_path":["2c000000","99000000","02000000","00000000","01000000"]},{"xpub":"dab73c5f6367e87e6c537229d03172041cbd3795682df49e03a82a148655ad05926ee2236be57ac673343cd0565fe75e140d74577036d02960925801f661e3b3","derivation_path":["2c000000","99000000","02000000","00000000","01000000"]}],"signatures":null},{"type":"data","value":"ae2069c0a1008de2dfc39fc6630c8ab4b47e0184ac7e64fd5ea4fab38f60cecc921a20cfedc0f57c1ab57355b2374d14bf7bbf59376c73880798cc7f2301bda2858bc620a381dffb3be8e7449b09f190a5eb39415fa46c93c99c07600572e66fbb872ee35253ad"}]},{"position":2,"witness_components":[{"type":"raw_tx_signature","quorum":2,"keys":[{"xpub":"f6ce12127df9f062ac3fb91836cd0ac0b7ed9f384df45e1900ed8bde6e37d98c246afd0ffa2e23a349ed5da6cc49ca2866ba38a40d51d51b4ce526327456953b","derivation_path":["2c000000","99000000","02000000","00000000","01000000"]},{"xpub":"0e95125e7e1f49887e49c05e0a505d0a8849d6ef124bf4d7cc5e2a0272b49b9674b8304f8b4d63182526beebba5009c72a712d7d5573ae0d7361a3218dba16a7","derivation_path":["2c000000","99000000","02000000","00000000","01000000"]},{"xpub":"dab73c5f6367e87e6c537229d03172041cbd3795682df49e03a82a148655ad05926ee2236be57ac673343cd0565fe75e140d74577036d02960925801f661e3b3","derivation_path":["2c000000","99000000","02000000","00000000","01000000"]}],"signatures":null},{"type":"data","value":"ae2069c0a1008de2dfc39fc6630c8ab4b47e0184ac7e64fd5ea4fab38f60cecc921a20cfedc0f57c1ab57355b2374d14bf7bbf59376c73880798cc7f2301bda2858bc620a381dffb3be8e7449b09f190a5eb39415fa46c93c99c07600572e66fbb872ee35253ad"}]}],"fee":0,"allow_additional_actions":false}`,
-                       wantTotalNeu:    3657000,
-                       wantFlexibleNeu: 920200,
-               },
-       }
-
-       for _, c := range cases {
-               template := txbuilder.Template{}
-               err := json.Unmarshal([]byte(c.txTemplateStr), &template)
-               if err != nil {
-                       t.Fatal(err)
-               }
-
-               estimateTxGasResp, err := estimateTxGas(template)
-               if estimateTxGasResp.TotalNeu != c.wantTotalNeu {
-                       t.Errorf(`got TotalNeu =%#v; want=%#v`, estimateTxGasResp.TotalNeu, c.wantTotalNeu)
-               }
-
-               if estimateTxGasResp.FlexibleNeu != c.wantFlexibleNeu {
-                       t.Errorf(`got FlexibleNeu =%#v; want=%#v`, estimateTxGasResp.FlexibleNeu, c.wantFlexibleNeu)
-               }
-       }
-}

diff --git a/api/transact.go b/api/transact.go
index 0cb3028..b444cc9 100644 (file)
--- a/api/transact.go
+++ b/api/transact.go
@@ -10,13 +10,10 @@ import (
 
        "github.com/bytom/account"
        "github.com/bytom/blockchain/txbuilder"
-       "github.com/bytom/consensus"
-       "github.com/bytom/consensus/segwit"
        "github.com/bytom/errors"
        "github.com/bytom/net/http/reqid"
        "github.com/bytom/protocol/bc"
        "github.com/bytom/protocol/bc/types"
-       "github.com/bytom/protocol/vm/vmutil"
 )
 
 var (
@@ -221,117 +218,11 @@ func (a *API) submitTxs(ctx context.Context, ins struct {
        return NewSuccessResponse(&submitTxsResp{TxID: txHashs})
 }
 
-// EstimateTxGasResp estimate transaction consumed gas
-type EstimateTxGasResp struct {
-       TotalNeu    int64 `json:"total_neu"`
-       FlexibleNeu int64 `json:"flexible_neu"`
-       StorageNeu  int64 `json:"storage_neu"`
-       VMNeu       int64 `json:"vm_neu"`
-}
-
-// estimateTxGas estimate consumed neu for transaction
-func estimateTxGas(template txbuilder.Template) (*EstimateTxGasResp, error) {
-       var baseP2WSHSize, totalWitnessSize, baseP2WSHGas, totalP2WPKHGas, totalP2WSHGas, totalIssueGas int64
-       baseSize := int64(176) // inputSize(112) + outputSize(64)
-       baseP2WPKHSize := int64(98)
-       baseP2WPKHGas := int64(1409)
-       for pos, input := range template.Transaction.TxData.Inputs {
-               switch input.InputType() {
-               case types.SpendInputType:
-                       controlProgram := input.ControlProgram()
-                       if segwit.IsP2WPKHScript(controlProgram) {
-                               totalWitnessSize += baseP2WPKHSize
-                               totalP2WPKHGas += baseP2WPKHGas
-                       } else if segwit.IsP2WSHScript(controlProgram) {
-                               baseP2WSHSize, baseP2WSHGas = estimateP2WSHGas(template.SigningInstructions[pos])
-                               totalWitnessSize += baseP2WSHSize
-                               totalP2WSHGas += baseP2WSHGas
-                       }
-
-               case types.IssuanceInputType:
-                       issuanceProgram := input.IssuanceProgram()
-                       if height, _ := vmutil.GetIssuanceProgramRestrictHeight(issuanceProgram); height > 0 {
-                               // the gas for issue program with checking block height
-                               totalIssueGas += 5
-                       }
-                       baseIssueSize, baseIssueGas := estimateIssueGas(template.SigningInstructions[pos])
-                       totalWitnessSize += baseIssueSize
-                       totalIssueGas += baseIssueGas
-               }
-       }
-
-       flexibleGas := int64(0)
-       if totalP2WPKHGas > 0 {
-               flexibleGas += baseP2WPKHGas + (baseSize+baseP2WPKHSize)*consensus.StorageGasRate
-       } else if totalP2WSHGas > 0 {
-               flexibleGas += baseP2WSHGas + (baseSize+baseP2WSHSize)*consensus.StorageGasRate
-       } else if totalIssueGas > 0 {
-               totalIssueGas += baseP2WPKHGas
-               totalWitnessSize += baseSize + baseP2WPKHSize
-       }
-
-       // the total transaction storage gas
-       totalTxSizeGas := (int64(template.Transaction.TxData.SerializedSize) + totalWitnessSize) * consensus.StorageGasRate
-
-       // the total transaction gas is composed of storage and virtual machines
-       totalGas := totalTxSizeGas + totalP2WPKHGas + totalP2WSHGas + totalIssueGas + flexibleGas
-       return &EstimateTxGasResp{
-               TotalNeu:    totalGas * consensus.VMGasRate,
-               FlexibleNeu: flexibleGas * consensus.VMGasRate,
-               StorageNeu:  totalTxSizeGas * consensus.VMGasRate,
-               VMNeu:       (totalP2WPKHGas + totalP2WSHGas + totalIssueGas) * consensus.VMGasRate,
-       }, nil
-}
-
-// estimateP2WSH return the witness size and the gas consumed to execute the virtual machine for P2WSH program
-func estimateP2WSHGas(sigInst *txbuilder.SigningInstruction) (int64, int64) {
-       var witnessSize, gas int64
-       for _, witness := range sigInst.WitnessComponents {
-               switch t := witness.(type) {
-               case *txbuilder.SignatureWitness:
-                       witnessSize += 33*int64(len(t.Keys)) + 65*int64(t.Quorum)
-                       gas += 1131*int64(len(t.Keys)) + 72*int64(t.Quorum) + 659
-                       if int64(len(t.Keys)) == 1 && int64(t.Quorum) == 1 {
-                               gas += 27
-                       }
-               case *txbuilder.RawTxSigWitness:
-                       witnessSize += 33*int64(len(t.Keys)) + 65*int64(t.Quorum)
-                       gas += 1131*int64(len(t.Keys)) + 72*int64(t.Quorum) + 659
-                       if int64(len(t.Keys)) == 1 && int64(t.Quorum) == 1 {
-                               gas += 27
-                       }
-               }
-       }
-       return witnessSize, gas
-}
-
-// estimateIssueGas return the witness size and the gas consumed to execute the virtual machine for issuance program
-func estimateIssueGas(sigInst *txbuilder.SigningInstruction) (int64, int64) {
-       var witnessSize, gas int64
-       for _, witness := range sigInst.WitnessComponents {
-               switch t := witness.(type) {
-               case *txbuilder.SignatureWitness:
-                       witnessSize += 65 * int64(t.Quorum)
-                       gas += 1065*int64(len(t.Keys)) + 72*int64(t.Quorum) + 316
-                       if int64(len(t.Keys)) == 1 && int64(t.Quorum) == 1 {
-                               gas += 27
-                       }
-               case *txbuilder.RawTxSigWitness:
-                       witnessSize += 65 * int64(t.Quorum)
-                       gas += 1065*int64(len(t.Keys)) + 72*int64(t.Quorum) + 316
-                       if int64(len(t.Keys)) == 1 && int64(t.Quorum) == 1 {
-                               gas += 27
-                       }
-               }
-       }
-       return witnessSize, gas
-}
-
 // POST /estimate-transaction-gas
 func (a *API) estimateTxGas(ctx context.Context, in struct {
        TxTemplate txbuilder.Template `json:"transaction_template"`
 }) Response {
-       txGasResp, err := estimateTxGas(in.TxTemplate)
+       txGasResp, err := txbuilder.EstimateTxGas(in.TxTemplate)
        if err != nil {
                return NewErrorResponse(err)
        }

diff --git a/blockchain/txbuilder/estimate.go b/blockchain/txbuilder/estimate.go
new file mode 100644 (file)
index 0000000..0f48679
--- /dev/null
+++ b/blockchain/txbuilder/estimate.go
@@ -0,0 +1,108 @@
+package txbuilder
+
+import (
+       "github.com/bytom/consensus"
+       "github.com/bytom/consensus/segwit"
+       "github.com/bytom/protocol/bc/types"
+       "github.com/bytom/protocol/vm/vmutil"
+)
+
+// EstimateTxGasInfo estimate transaction consumed gas
+type EstimateTxGasInfo struct {
+       TotalNeu    int64 `json:"total_neu"`
+       FlexibleNeu int64 `json:"flexible_neu"`
+       StorageNeu  int64 `json:"storage_neu"`
+       VMNeu       int64 `json:"vm_neu"`
+}
+
+// EstimateTxGas estimate consumed neu for transaction
+func EstimateTxGas(template Template) (*EstimateTxGasInfo, error) {
+       var baseP2WSHSize, totalWitnessSize, baseP2WSHGas, totalP2WPKHGas, totalP2WSHGas, totalIssueGas int64
+       baseSize := int64(176) // inputSize(112) + outputSize(64)
+       baseP2WPKHSize := int64(98)
+       baseP2WPKHGas := int64(1409)
+       for pos, input := range template.Transaction.TxData.Inputs {
+               switch input.InputType() {
+               case types.SpendInputType:
+                       controlProgram := input.ControlProgram()
+                       if segwit.IsP2WPKHScript(controlProgram) {
+                               totalWitnessSize += baseP2WPKHSize
+                               totalP2WPKHGas += baseP2WPKHGas
+                       } else if segwit.IsP2WSHScript(controlProgram) {
+                               baseP2WSHSize, baseP2WSHGas = estimateP2WSHGas(template.SigningInstructions[pos])
+                               totalWitnessSize += baseP2WSHSize
+                               totalP2WSHGas += baseP2WSHGas
+                       }
+
+               case types.IssuanceInputType:
+                       issuanceProgram := input.IssuanceProgram()
+                       if height, _ := vmutil.GetIssuanceProgramRestrictHeight(issuanceProgram); height > 0 {
+                               // the gas for issue program with checking block height
+                               totalIssueGas += 5
+                       }
+                       baseIssueSize, baseIssueGas := estimateIssueGas(template.SigningInstructions[pos])
+                       totalWitnessSize += baseIssueSize
+                       totalIssueGas += baseIssueGas
+               }
+       }
+
+       flexibleGas := int64(0)
+       if totalP2WPKHGas > 0 {
+               flexibleGas += baseP2WPKHGas + (baseSize+baseP2WPKHSize)*consensus.StorageGasRate
+       } else if totalP2WSHGas > 0 {
+               flexibleGas += baseP2WSHGas + (baseSize+baseP2WSHSize)*consensus.StorageGasRate
+       } else if totalIssueGas > 0 {
+               totalIssueGas += baseP2WPKHGas
+               totalWitnessSize += baseSize + baseP2WPKHSize
+       }
+
+       // the total transaction storage gas
+       totalTxSizeGas := (int64(template.Transaction.TxData.SerializedSize) + totalWitnessSize) * consensus.StorageGasRate
+
+       // the total transaction gas is composed of storage and virtual machines
+       totalGas := totalTxSizeGas + totalP2WPKHGas + totalP2WSHGas + totalIssueGas + flexibleGas
+       return &EstimateTxGasInfo{
+               TotalNeu:    totalGas * consensus.VMGasRate,
+               FlexibleNeu: flexibleGas * consensus.VMGasRate,
+               StorageNeu:  totalTxSizeGas * consensus.VMGasRate,
+               VMNeu:       (totalP2WPKHGas + totalP2WSHGas + totalIssueGas) * consensus.VMGasRate,
+       }, nil
+}
+
+// estimateP2WSH return the witness size and the gas consumed to execute the virtual machine for P2WSH program
+func estimateP2WSHGas(sigInst *SigningInstruction) (int64, int64) {
+       var witnessSize, gas int64
+       for _, witness := range sigInst.WitnessComponents {
+               switch t := witness.(type) {
+               case *SignatureWitness:
+                       witnessSize += 33*int64(len(t.Keys)) + 65*int64(t.Quorum)
+                       gas += 1131*int64(len(t.Keys)) + 72*int64(t.Quorum) + 659
+                       if int64(len(t.Keys)) == 1 && int64(t.Quorum) == 1 {
+                               gas += 27
+                       }
+               case *RawTxSigWitness:
+                       witnessSize += 33*int64(len(t.Keys)) + 65*int64(t.Quorum)
+                       gas += 1131*int64(len(t.Keys)) + 72*int64(t.Quorum) + 659
+                       if int64(len(t.Keys)) == 1 && int64(t.Quorum) == 1 {
+                               gas += 27
+                       }
+               }
+       }
+       return witnessSize, gas
+}
+
+// estimateIssueGas return the witness size and the gas consumed to execute the virtual machine for issuance program
+func estimateIssueGas(sigInst *SigningInstruction) (int64, int64) {
+       var witnessSize, gas int64
+       for _, witness := range sigInst.WitnessComponents {
+               switch t := witness.(type) {
+               case *SignatureWitness:
+                       witnessSize += 65 * int64(t.Quorum)
+                       gas += 1065*int64(len(t.Keys)) + 72*int64(t.Quorum) + 316
+               case *RawTxSigWitness:
+                       witnessSize += 65 * int64(t.Quorum)
+                       gas += 1065*int64(len(t.Keys)) + 72*int64(t.Quorum) + 316
+               }
+       }
+       return witnessSize, gas
+}

diff --git a/blockchain/txbuilder/estimate_test.go b/blockchain/txbuilder/estimate_test.go
new file mode 100644 (file)
index 0000000..2473374
--- /dev/null
+++ b/blockchain/txbuilder/estimate_test.go
@@ -0,0 +1,151 @@
+package txbuilder
+
+import (
+       "encoding/json"
+       "testing"
+)
+
+/* ------------------------------------------------------------------
+the address of P2PKH VM gas:
+program: 00147741752a6a989f2a72dedd966bc736b04e4bfe6f
+
+gas         |  instructions
+41                     |       DUP
+84                     |       HASH160
+29                     |       DATA_20 7ee42c99f473e99bab3a774a61a0509d4efd9f09
+-35                    |       EQUALVERIFY
+296                    |       TXSIGHASH
+1                      |       SWAP
+881                    |       CHECKSIG
+
+gas                    |       witnessArguments
+72                     |       afcaec193fea08a74a23d50490a4f5202f534c0e0ffb09990b0c48877cb8a33f70823a18d93967b6ef5f85115cf93b0c45dbd0d83918134e8b3630a68f82dd07
+40                     |       b2835eb191c660193aa24ee472f6a6e41b8fa2da5cdfd9284c00c515b8ed7024
+
+baseP2WPKHGas = 1409
+
+------------------------------------------------------------------
+the address of P2PKH VM gas: (3-2 multi-signature)
+program: 0020ec0aff6b7cfee461ed40be35c3d27ddcfd923dafa50a94659f1ceb17cb12076a
+
+npubkeys : 3
+nsigs : 2
+
+gas                                                    |       instructions
+1 + 12 + 33*npubkeys                           |       DUP
+32 (npubkeys>1) / 59 (npubkeys=1)      |       SHA3
+41                                                                     |       DATA_32 ec0aff6b7cfee461ed40be35c3d27ddcfd923dafa50a94659f1ceb17cb12076a
+-38                                                                    |       EQUALVERIFY
+17                                                                     |       DATA_8 ffffffffffffffff
+1                                                                      |       SWAP
+9                                                                      |       FALSE
+256                                                                    |       CHECKPREDICATE
+
+gas                                                                    |       childVM instructions
+296                                                                    |       TXSIGHASH
+41*npubkeys                                                    |       DATA_32 8434df5ba6991bed993eed277c30ffd71059c02e4602e9b599e4894e279f2471
+-                                                                      |       DATA_32 21461f273682a86f6307bfc187826d89173531132d5e21a13e8905bce223e28a
+-                                                                      |       DATA_32 6dac720ab27734a4047c5090d9a5a1a838284430223e546f1717475c58358c44
+10                                                                     |       2 02
+10                                                                     |       3 03
+1024*npubkeys                                          |       CHECKMULTISIG
+
+gas                                                                    |       witnessArguments
+72*nsigs                                                       |       ae208434df5ba6991bed993eed277c30ffd71059c02e4602e9b599e4894e279f24712021461f273682a86f6307bfc187826d89173531132d5e21a13e8905bce223e28a206dac720ab27734a4047c5090d9a5a1a838284430223e546f1717475c58358c445253ad
+-                                                                      |       a2b4d4ea7cdc8455c7f1755a2fa1233d9ab55ce377e361f4f26c899884d9e36eb874f80e68dd36d0faa67e7a5d6381228c53d17e2ebe47de87a37e6e1933180a
+33*npubkeys                                                    |       56780a70f7ae0a4a9c65b5fa4ab878a46b93f3814e9eeb40e83b1de407800262a4153e9d99efeaec36d3cb3f46ab1250c7de9f8f46b15093c79334b9c0a92601
+
+npubkeys>1 :
+baseP2WSHGas = 1131*npubkeys + 72*nsigs + 659
+
+npubkeys=1 :
+baseP2WSHGas = 1131*npubkeys + 72*nsigs + 659 + 27
+
+------------------------------------------------------------------
+the address of P2PKH VM gas: (1-1 multi-signature)
+program: ae20ddc1e4243d5526383c3ae0f63f5f8a4331af575d43beca70bd489dac691d47105151ad
+
+npubkeys : 1
+nsigs : 1
+
+gas            |       limit with blockheight instructions(optional)
+17                     |       DATA_8 00001200
+17                     |       BLOCKHEIHGT
+-21            |       GREATERTHAN
+-8                     |       VERIFY
+
+totalOptional : 5
+
+gas            |       instructions
+296            |       TXSIGHASH
+41*npubkeys     |      DATA_32 ddc1e4243d5526383c3ae0f63f5f8a4331af575d43beca70bd489dac691d4710
+10                     |       1 01
+10                     |       1 01
+1024*npubkeys   |      CHECKMULTISIG
+
+gas                            |       witnessArguments
+72*nsigs               |       ae208434df5ba6991bed993eed277c30ffd71059c02e4602e9b599e4894e279f24712021461f273682a86f6307bfc187826d89173531132d5e21a13e8905bce223e28a206dac720ab27734a4047c5090d9a5a1a838284430223e546f1717475c58358c445253ad
+
+baseIssueGas = 1065*npubkeys + 72*nsigs + 316
+------------------------------------------------------------------ */
+
+func TestEstimateTxGas(t *testing.T) {
+       cases := []struct {
+               txTemplateStr   string
+               wantTotalNeu    int64
+               wantFlexibleNeu int64
+       }{
+               {
+                       txTemplateStr:   `{"raw_transaction":"070100010160015e9a4e2bbae57dd71b6a827fb50aaeb744ce3ae6f45c4aec7494ad097213220e8affffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe0cea1bc5800011600144a6322008c5424251c7502c7d7d55f6389c3c358010001013dffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe086f29b3301160014fa61b0629e5f2da2bb8b08e7fc948dbd265234f700","signing_instructions":[{"position":0,"witness_components":[{"type":"raw_tx_signature","quorum":1,"keys":[{"xpub":"19204fe9172cb0eeae86b39ec7a61ddc556656c8df08fd43ef6074296f32b347349722316972e382c339b79b7e1d83a565c6b3e7cf46847733a47044ae493257","derivation_path":["010100000000000000","0700000000000000"]}],"signatures":null},{"type":"data","value":"a527a92a7488c010bc42b39d6b50f0822183e51efab228af8ca8ca81ca459237"}]}],"allow_additional_actions":false}`,
+                       wantTotalNeu:    671800,
+                       wantFlexibleNeu: 336600,
+               },
+               {
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+               },
+               {
+                       txTemplateStr:   `{"raw_transaction":"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","signing_instructions":[{"position":0,"witness_components":[{"type":"raw_tx_signature","quorum":2,"keys":[{"xpub":"f6ce12127df9f062ac3fb91836cd0ac0b7ed9f384df45e1900ed8bde6e37d98c246afd0ffa2e23a349ed5da6cc49ca2866ba38a40d51d51b4ce526327456953b","derivation_path":["2c000000","99000000","02000000","00000000","01000000"]},{"xpub":"0e95125e7e1f49887e49c05e0a505d0a8849d6ef124bf4d7cc5e2a0272b49b9674b8304f8b4d63182526beebba5009c72a712d7d5573ae0d7361a3218dba16a7","derivation_path":["2c000000","99000000","02000000","00000000","01000000"]},{"xpub":"dab73c5f6367e87e6c537229d03172041cbd3795682df49e03a82a148655ad05926ee2236be57ac673343cd0565fe75e140d74577036d02960925801f661e3b3","derivation_path":["2c000000","99000000","02000000","00000000","01000000"]}],"signatures":null},{"type":"data","value":"ae2069c0a1008de2dfc39fc6630c8ab4b47e0184ac7e64fd5ea4fab38f60cecc921a20cfedc0f57c1ab57355b2374d14bf7bbf59376c73880798cc7f2301bda2858bc620a381dffb3be8e7449b09f190a5eb39415fa46c93c99c07600572e66fbb872ee35253ad"}]},{"position":1,"witness_components":[{"type":"raw_tx_signature","quorum":2,"keys":[{"xpub":"f6ce12127df9f062ac3fb91836cd0ac0b7ed9f384df45e1900ed8bde6e37d98c246afd0ffa2e23a349ed5da6cc49ca2866ba38a40d51d51b4ce526327456953b","derivation_path":["2c000000","99000000","02000000","00000000","01000000"]},{"xpub":"0e95125e7e1f49887e49c05e0a505d0a8849d6ef124bf4d7cc5e2a0272b49b9674b8304f8b4d63182526beebba5009c72a712d7d5573ae0d7361a3218dba16a7","derivation_path":["2c000000","99000000","02000000","00000000","01000000"]},{"xpub":"dab73c5f6367e87e6c537229d03172041cbd3795682df49e03a82a148655ad05926ee2236be57ac673343cd0565fe75e140d74577036d02960925801f661e3b3","derivation_path":["2c000000","99000000","02000000","00000000","01000000"]}],"signatures":null},{"type":"data","value":"ae2069c0a1008de2dfc39fc6630c8ab4b47e0184ac7e64fd5ea4fab38f60cecc921a20cfedc0f57c1ab57355b2374d14bf7bbf59376c73880798cc7f2301bda2858bc620a381dffb3be8e7449b09f190a5eb39415fa46c93c99c07600572e66fbb872ee35253ad"}]},{"position":2,"witness_components":[{"type":"raw_tx_signature","quorum":2,"keys":[{"xpub":"f6ce12127df9f062ac3fb91836cd0ac0b7ed9f384df45e1900ed8bde6e37d98c246afd0ffa2e23a349ed5da6cc49ca2866ba38a40d51d51b4ce526327456953b","derivation_path":["2c000000","99000000","02000000","00000000","01000000"]},{"xpub":"0e95125e7e1f49887e49c05e0a505d0a8849d6ef124bf4d7cc5e2a0272b49b9674b8304f8b4d63182526beebba5009c72a712d7d5573ae0d7361a3218dba16a7","derivation_path":["2c000000","99000000","02000000","00000000","01000000"]},{"xpub":"dab73c5f6367e87e6c537229d03172041cbd3795682df49e03a82a148655ad05926ee2236be57ac673343cd0565fe75e140d74577036d02960925801f661e3b3","derivation_path":["2c000000","99000000","02000000","00000000","01000000"]}],"signatures":null},{"type":"data","value":"ae2069c0a1008de2dfc39fc6630c8ab4b47e0184ac7e64fd5ea4fab38f60cecc921a20cfedc0f57c1ab57355b2374d14bf7bbf59376c73880798cc7f2301bda2858bc620a381dffb3be8e7449b09f190a5eb39415fa46c93c99c07600572e66fbb872ee35253ad"}]}],"fee":0,"allow_additional_actions":false}`,
+                       wantTotalNeu:    3657000,
+                       wantFlexibleNeu: 920200,
+               },
+       }
+
+       for _, c := range cases {
+               template := Template{}
+               err := json.Unmarshal([]byte(c.txTemplateStr), &template)
+               if err != nil {
+                       t.Fatal(err)
+               }
+
+               estimateTxGasResp, err := EstimateTxGas(template)
+               if estimateTxGasResp.TotalNeu != c.wantTotalNeu {
+                       t.Errorf(`got TotalNeu =%#v; want=%#v`, estimateTxGasResp.TotalNeu, c.wantTotalNeu)
+               }
+
+               if estimateTxGasResp.FlexibleNeu != c.wantFlexibleNeu {
+                       t.Errorf(`got FlexibleNeu =%#v; want=%#v`, estimateTxGasResp.FlexibleNeu, c.wantFlexibleNeu)
+               }
+       }
+}