diff options
Diffstat (limited to 'src/cmd/vendor/github.com/google/pprof/internal/elfexec/elfexec_test.go')
-rw-r--r-- | src/cmd/vendor/github.com/google/pprof/internal/elfexec/elfexec_test.go | 102 |
1 files changed, 0 insertions, 102 deletions
diff --git a/src/cmd/vendor/github.com/google/pprof/internal/elfexec/elfexec_test.go b/src/cmd/vendor/github.com/google/pprof/internal/elfexec/elfexec_test.go deleted file mode 100644 index ff95c36add..0000000000 --- a/src/cmd/vendor/github.com/google/pprof/internal/elfexec/elfexec_test.go +++ /dev/null @@ -1,102 +0,0 @@ -// Copyright 2014 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 elfexec - -import ( - "debug/elf" - "testing" -) - -func TestGetBase(t *testing.T) { - - fhExec := &elf.FileHeader{ - Type: elf.ET_EXEC, - } - fhRel := &elf.FileHeader{ - Type: elf.ET_REL, - } - fhDyn := &elf.FileHeader{ - Type: elf.ET_DYN, - } - lsOffset := &elf.ProgHeader{ - Vaddr: 0x400000, - Off: 0x200000, - } - kernelHeader := &elf.ProgHeader{ - Vaddr: 0xffffffff81000000, - } - kernelAslrHeader := &elf.ProgHeader{ - Vaddr: 0xffffffff80200000, - Off: 0x1000, - } - ppc64KernelHeader := &elf.ProgHeader{ - Vaddr: 0xc000000000000000, - } - - testcases := []struct { - label string - fh *elf.FileHeader - loadSegment *elf.ProgHeader - stextOffset *uint64 - start, limit, offset uint64 - want uint64 - wanterr bool - }{ - {"exec", fhExec, nil, nil, 0x400000, 0, 0, 0, false}, - {"exec offset", fhExec, lsOffset, nil, 0x400000, 0x800000, 0, 0x200000, false}, - {"exec offset 2", fhExec, lsOffset, nil, 0x200000, 0x600000, 0, 0, false}, - {"exec nomap", fhExec, nil, nil, 0, 0, 0, 0, false}, - {"exec kernel", fhExec, kernelHeader, uint64p(0xffffffff81000198), 0xffffffff82000198, 0xffffffff83000198, 0, 0x1000000, false}, - {"exec kernel", fhExec, kernelHeader, uint64p(0xffffffff810002b8), 0xffffffff81000000, 0xffffffffa0000000, 0x0, 0x0, false}, - {"exec kernel ASLR", fhExec, kernelHeader, uint64p(0xffffffff810002b8), 0xffffffff81000000, 0xffffffffa0000000, 0xffffffff81000000, 0x0, false}, - // TODO(aalexand): Figure out where this test case exactly comes from and - // whether it's still relevant. - {"exec kernel ASLR 2", fhExec, kernelAslrHeader, nil, 0xffffffff83e00000, 0xfffffffffc3fffff, 0x3c00000, 0x3c00000, false}, - {"exec PPC64 kernel", fhExec, ppc64KernelHeader, uint64p(0xc000000000000000), 0xc000000000000000, 0xd00000001a730000, 0x0, 0x0, false}, - {"exec chromeos kernel", fhExec, kernelHeader, uint64p(0xffffffff81000198), 0, 0x10197, 0, 0x7efffe68, false}, - {"exec chromeos kernel 2", fhExec, kernelHeader, uint64p(0xffffffff81000198), 0, 0x10198, 0, 0x7efffe68, false}, - {"exec chromeos kernel 3", fhExec, kernelHeader, uint64p(0xffffffff81000198), 0x198, 0x100000, 0, 0x7f000000, false}, - {"exec chromeos kernel 4", fhExec, kernelHeader, uint64p(0xffffffff81200198), 0x198, 0x100000, 0, 0x7ee00000, false}, - {"exec chromeos kernel unremapped", fhExec, kernelHeader, uint64p(0xffffffff810001c8), 0xffffffff834001c8, 0xffffffffc0000000, 0xffffffff834001c8, 0x2400000, false}, - {"dyn", fhDyn, nil, nil, 0x200000, 0x300000, 0, 0x200000, false}, - {"dyn map", fhDyn, lsOffset, nil, 0x0, 0x300000, 0, 0xFFFFFFFFFFE00000, false}, - {"dyn nomap", fhDyn, nil, nil, 0x0, 0x0, 0, 0, false}, - {"dyn map+offset", fhDyn, lsOffset, nil, 0x900000, 0xa00000, 0x200000, 0x500000, false}, - {"rel", fhRel, nil, nil, 0x2000000, 0x3000000, 0, 0x2000000, false}, - {"rel nomap", fhRel, nil, nil, 0x0, ^uint64(0), 0, 0, false}, - {"rel offset", fhRel, nil, nil, 0x100000, 0x200000, 0x1, 0, true}, - } - - for _, tc := range testcases { - base, err := GetBase(tc.fh, tc.loadSegment, tc.stextOffset, tc.start, tc.limit, tc.offset) - if err != nil { - if !tc.wanterr { - t.Errorf("%s: want no error, got %v", tc.label, err) - } - continue - } - if tc.wanterr { - t.Errorf("%s: want error, got nil", tc.label) - continue - } - if base != tc.want { - t.Errorf("%s: want 0x%x, got 0x%x", tc.label, tc.want, base) - } - } -} - -func uint64p(n uint64) *uint64 { - return &n -} |