mirror of
https://github.com/nspcc-dev/neo-go.git
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c1b6738bdb
* VM:Add abstract stack item * VM: Add stackItems; Array, Boolean, Int and ByteArray * VM: Add tests for stack item * VM: first pass at Random Access Stack object * VM: Add Sub, Mul, Mod LSH, RSH * VM: moved test helper functions into separate file * VM: removed helper functions from stack_test.go * Add conversions for bytearray and Int stack items * Add instructions file for vm * - Add guide to stack readme - Add testReadInt64 * Add Builder * Refactor Int, Boolean, ByteArray conversion * Add Context stack Item * Add Invocation stack - convenience RAS * rename testhelper to test_helper * Move opcode file * - Add `Add` OpCode - Add Opcode Function map * - Add test for math `Add` opcode - basic opcode execution * Add popTwoIntegers convenience func * Add `SUB` Opcode * Export Context Read methods - Return errors where failable * - Add `Op` to handleOP func signature - Add PushNBytes OPcode * remove error on NewBoolean - Expose underlying with Getter on Boolean StackItem - Add Equals method for ByteArray * Make Next() method on Context failable, refactor peekContext and Peek * Add ExecuteOp, Step and Run methods on the VM * Add Equal Opcode * Add THROWIFNOT Opcode * Add RET Opcode * Refactor PushNBytes Opcode * refactor Add, Sub to return VMSTATE add popTwoByteArrays helper function * Add basic tests for vm * clarify vm states * Add astack * [VM] Pass ResultStack to the opcode handlers * [VM] refactor handlers to have rstack as argument * [Stack] - Change RemoveCurrentContext for PopCurrentContext - Add CopTo method to stack * [VM] Add Result stack Len check in simple run test * [VM] fix typo * [Peer/Stall] Change seconds to milliseconds in test
44 lines
820 B
Go
44 lines
820 B
Go
package stack
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import (
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"bytes"
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"encoding/binary"
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"math/big"
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"testing"
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"github.com/stretchr/testify/assert"
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)
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// helper functions
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func testPeakInteger(t *testing.T, tStack *RandomAccess, n uint16) *Int {
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stackElement, err := tStack.Peek(n)
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assert.Nil(t, err)
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item, err := stackElement.Integer()
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if err != nil {
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t.Fail()
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}
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return item
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}
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func testPopInteger(t *testing.T, tStack *RandomAccess) *Int {
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stackElement, err := tStack.Pop()
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assert.Nil(t, err)
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item, err := stackElement.Integer()
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if err != nil {
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t.Fail()
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}
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return item
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}
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func testMakeStackInt(t *testing.T, num int64) *Int {
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a, err := NewInt(big.NewInt(num))
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assert.Nil(t, err)
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return a
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}
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func testReadInt64(data []byte) int64 {
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var ret int64
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buf := bytes.NewBuffer(data)
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binary.Read(buf, binary.LittleEndian, &ret)
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return ret
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}
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