// Copyright 2018 Google Inc. All rights reserved. // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. package symbol_inject import ( "debug/macho" "strconv" "testing" ) func TestMachoSymbolTable(t *testing.T) { testCases := []struct { file *macho.File symbol string offset, size uint64 }{ { file: machoSymbolTable1, symbol: "soong_build_number", offset: 0x1020, size: 128, }, { file: machoSymbolTable2, symbol: "symbol1", offset: 0x1020, size: 128, }, { file: machoSymbolTable2, symbol: "symbol2", offset: 0x10a0, size: 128, }, } for i, testCase := range testCases { t.Run(strconv.Itoa(i), func(t *testing.T) { file, err := extractMachoSymbols(testCase.file) if err != nil { t.Error(err.Error()) } offset, size, err := findSymbol(file, testCase.symbol) if err != nil { t.Error(err.Error()) } if offset != testCase.offset || size != testCase.size { t.Errorf("expected %x:%x, got %x:%x", testCase.offset, testCase.size, offset, size) } }) } }