package transakcio import ( "fmt" "strings" "testing" "github.com/stretchr/testify/assert" "github.com/stretchr/testify/require" ) var debug = false func TestParseBlockchainTxs(t *testing.T) { s := ` Type: Blockchain // token registrations RegisterToken(1) RegisterToken(2) // deposits Deposit(1) A: 10 Deposit(2) A: 20 Deposit(1) B: 5 CreateAccountDeposit(1) C: 5 CreateAccountDepositTransfer(1) D-A: 15, 10 (3) CreateAccountDepositCoordinator(1) E // L2 transactions Transfer(1) A-B: 6 (1) Transfer(1) B-D: 3 (1) Transfer(1) A-E: 1 (1) // set new batch > batch RegisterToken(3) DepositTransfer(1) A-B: 15, 10 (1) Transfer(1) C-A : 3 (1) Transfer(2) A-B: 15 (1) Deposit(1) User0: 20 Deposit(3) User1: 20 Transfer(1) User0-User1: 15 (1) Transfer(3) User1-User0: 15 (1) > batch Transfer(1) User1-User0: 1 (1) > batch > block // Exits Exit(1) A: 5 ` parser := newParser(strings.NewReader(s)) instructions, err := parser.parse() require.Nil(t, err) assert.Equal(t, 25, len(instructions.instructions)) assert.Equal(t, 7, len(instructions.accounts)) if debug { fmt.Println(instructions) for _, instruction := range instructions.instructions { fmt.Println(instruction.raw()) } } assert.Equal(t, txTypeCreateAccountDepositCoordinator, instructions.instructions[7].typ) assert.Equal(t, typeNewBatch, instructions.instructions[11].typ) assert.Equal(t, "Deposit(1)User0:20", instructions.instructions[16].raw()) assert.Equal(t, "Type: DepositTransfer, From: A, To: B, LoadAmount: 15, Amount: 10, Fee: 1, TokenID: 1\n", instructions.instructions[13].String()) assert.Equal(t, "Type: Transfer, From: User1, To: User0, Amount: 15, Fee: 1, TokenID: 3\n", instructions.instructions[19].String()) assert.Equal(t, "Transfer(2)A-B:15(1)", instructions.instructions[15].raw()) assert.Equal(t, "Type: Transfer, From: A, To: B, Amount: 15, Fee: 1, TokenID: 2\n", instructions.instructions[15].String()) assert.Equal(t, "Exit(1)A:5", instructions.instructions[24].raw()) assert.Equal(t, "Type: Exit, From: A, Amount: 5, TokenID: 1\n", instructions.instructions[24].String()) } func TestParsePoolTxs(t *testing.T) { s := ` Type: PoolL2 PoolTransfer(1) A-B: 6 (1) PoolTransfer(2) A-B: 3 (3) PoolTransfer(1) B-D: 3 (1) PoolTransfer(1) C-D: 3 (1) PoolExit(1) A: 5 ` parser := newParser(strings.NewReader(s)) instructions, err := parser.parse() require.Nil(t, err) assert.Equal(t, 5, len(instructions.instructions)) assert.Equal(t, 4, len(instructions.accounts)) if debug { fmt.Println(instructions) for _, instruction := range instructions.instructions { fmt.Println(instruction.raw()) } } assert.Equal(t, "Transfer(1)A-B:6(1)", instructions.instructions[0].raw()) assert.Equal(t, "Transfer(2)A-B:3(3)", instructions.instructions[1].raw()) assert.Equal(t, "Transfer(1)B-D:3(1)", instructions.instructions[2].raw()) assert.Equal(t, "Transfer(1)C-D:3(1)", instructions.instructions[3].raw()) assert.Equal(t, "Exit(1)A:5", instructions.instructions[4].raw()) } func TestParseErrors(t *testing.T) { s := ` Type: Blockchain Deposit(1) A:: 10 ` parser := newParser(strings.NewReader(s)) _, err := parser.parse() assert.Equal(t, "error parsing line 1: Deposit(1)A:: 10\n, err: strconv.Atoi: parsing \":\": invalid syntax", err.Error()) s = ` Type: Blockchain RegisterToken(1) Deposit(1) A: 10 20 ` parser = newParser(strings.NewReader(s)) _, err = parser.parse() assert.Equal(t, "error parsing line 3: 20, err: Unexpected Blockchain tx type: 20", err.Error()) s = ` Type: Blockchain Transfer(1) A: 10 ` parser = newParser(strings.NewReader(s)) _, err = parser.parse() assert.Equal(t, "error parsing line 1: Transfer(1)A:, err: Expected '-', found ':'", err.Error()) s = ` Type: Blockchain Transfer(1) A B: 10 ` parser = newParser(strings.NewReader(s)) _, err = parser.parse() assert.Equal(t, "error parsing line 1: Transfer(1)AB, err: Expected '-', found 'B'", err.Error()) s = ` Type: Blockchain RegisterToken(1) Transfer(1) A-B: 10 (255) ` parser = newParser(strings.NewReader(s)) _, err = parser.parse() assert.Nil(t, err) s = ` Type: Blockchain Transfer(1) A-B: 10 (256) ` parser = newParser(strings.NewReader(s)) _, err = parser.parse() assert.Equal(t, "error parsing line 1: Transfer(1)A-B:10(256)\n, err: Fee 256 can not be bigger than 255", err.Error()) // check that the PoolTransfer & Transfer are only accepted in the // correct case case (PoolTxs/BlockchainTxs) s = ` Type: PoolL2 Transfer(1) A-B: 10 (1) ` parser = newParser(strings.NewReader(s)) _, err = parser.parse() assert.Equal(t, "error parsing line 1: Transfer, err: Unexpected PoolL2 tx type: Transfer", err.Error()) s = ` Type: Blockchain PoolTransfer(1) A-B: 10 (1) ` parser = newParser(strings.NewReader(s)) _, err = parser.parse() assert.Equal(t, "error parsing line 1: PoolTransfer, err: Unexpected Blockchain tx type: PoolTransfer", err.Error()) s = ` Type: Blockchain > btch ` parser = newParser(strings.NewReader(s)) _, err = parser.parse() assert.Equal(t, "error parsing line 1: >, err: Unexpected '> btch', expected '> batch' or '> block'", err.Error()) // check definition of set Type s = `PoolTransfer(1) A-B: 10 (1)` parser = newParser(strings.NewReader(s)) _, err = parser.parse() assert.Equal(t, "error parsing line 0: PoolTransfer, err: Set type not defined", err.Error()) s = `Type: PoolL1` parser = newParser(strings.NewReader(s)) _, err = parser.parse() assert.Equal(t, "error parsing line 0: Type:, err: Invalid set type: 'PoolL1'. Valid set types: 'Blockchain', 'PoolL2'", err.Error()) s = `Type: PoolL1 Type: Blockchain` parser = newParser(strings.NewReader(s)) _, err = parser.parse() assert.Equal(t, "error parsing line 0: Type:, err: Invalid set type: 'PoolL1'. Valid set types: 'Blockchain', 'PoolL2'", err.Error()) s = `Type: PoolL2 Type: Blockchain` parser = newParser(strings.NewReader(s)) _, err = parser.parse() assert.Equal(t, "Instruction of 'Type: Blockchain' when there is already a previous instruction 'Type: PoolL2' defined", err.Error()) s = `Type: Blockchain RegisterToken(1) RegisterToken(0) ` parser = newParser(strings.NewReader(s)) _, err = parser.parse() assert.Equal(t, "RegisterToken can not register TokenID 0", err.Error()) }