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// -*- Mode: Go; indent-tabs-mode: t -*-
/*
* Copyright (C) 2015-2018 Canonical Ltd
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 3 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
package testutil_test
import (
"errors"
"gopkg.in/check.v1"
. "github.com/snapcore/snapd/testutil"
)
type syscallsCheckerSuite struct{}
var _ = check.Suite(&syscallsCheckerSuite{})
func (*syscallsCheckerSuite) TestSystemCallSequenceEqual(c *check.C) {
c.Assert([]CallResultError{}, SyscallsEqual, []CallResultError{})
c.Assert([]CallResultError{}, SyscallsEqual, []CallResultError(nil))
c.Assert([]CallResultError{{C: `foo`}}, SyscallsEqual, []CallResultError{{C: `foo`}})
c.Assert([]CallResultError{{C: `foo`}, {C: `bar`}}, SyscallsEqual, []CallResultError{{C: `foo`}, {C: `bar`}})
c.Assert([]CallResultError{{C: `foo`, R: 123}}, SyscallsEqual, []CallResultError{{C: `foo`, R: 123}})
c.Assert([]CallResultError{{C: `foo`, E: errors.New("bad")}}, SyscallsEqual, []CallResultError{{C: `foo`, E: errors.New("bad")}})
// Wrong argument types.
testCheck(c, SyscallsEqual, false, "left-hand-side argument must be of type []CallResultError",
true, []CallResultError{{C: `bar`}})
testCheck(c, SyscallsEqual, false, "right-hand-side argument must be of type []CallResultError",
[]CallResultError{{C: `bar`}}, true)
// Different system call operations.
testCheck(c, SyscallsEqual, false, "system call #0 differs in operation, actual `foo`, expected `bar`",
[]CallResultError{{C: `foo`}}, []CallResultError{{C: `bar`}})
// Different system call results.
testCheck(c, SyscallsEqual, false, "system call #0 `foo` differs in result, actual: 1, expected: 2",
[]CallResultError{{C: `foo`, R: 1}}, []CallResultError{{C: `foo`, R: 2}})
// Different system call errors.
testCheck(c, SyscallsEqual, false, "system call #0 `foo` differs in error, actual: barf, expected: bork",
[]CallResultError{{C: `foo`, E: errors.New("barf")}}, []CallResultError{{C: `foo`, E: errors.New("bork")}})
// Unexpected success with non-nil result.
testCheck(c, SyscallsEqual, false, "system call #0 `foo` unexpectedly succeeded, actual result: 1, expected error: broken",
[]CallResultError{{C: `foo`, R: 1}}, []CallResultError{{C: `foo`, E: errors.New("broken")}})
// Unexpected success with nil result.
testCheck(c, SyscallsEqual, false, "system call #0 `foo` unexpectedly succeeded, expected error: broken",
[]CallResultError{{C: `foo`}}, []CallResultError{{C: `foo`, E: errors.New("broken")}})
// Unexpected failure with expected non-nil result.
testCheck(c, SyscallsEqual, false, "system call #0 `foo` unexpectedly failed, actual error: broken, expected result: 1",
[]CallResultError{{C: `foo`, E: errors.New("broken")}}, []CallResultError{{C: `foo`, R: 1}})
// Unexpected failure with expected nil result.
testCheck(c, SyscallsEqual, false, "system call #0 `foo` unexpectedly failed, actual error: broken",
[]CallResultError{{C: `foo`, E: errors.New("broken")}}, []CallResultError{{C: `foo`}})
// More system calls than expected.
testCheck(c, SyscallsEqual, false, "system call #1 `bar` unexpectedly present, got 2 system call(s) but expected only 1",
[]CallResultError{{C: `foo`}, {C: `bar`}}, []CallResultError{{C: `foo`}})
testCheck(c, SyscallsEqual, false, "system call #0 `foo` unexpectedly present, got 2 system call(s) but expected only 0",
[]CallResultError{{C: `foo`}, {C: `bar`}}, []CallResultError{})
// Fewer system calls than expected.
testCheck(c, SyscallsEqual, false, "system call #1 `bar` unexpectedly absent, got only 1 system call(s) but expected 2",
[]CallResultError{{C: `foo`}}, []CallResultError{{C: `foo`}, {C: `bar`}})
testCheck(c, SyscallsEqual, false, "system call #0 `foo` unexpectedly absent, got only 0 system call(s) but expected 1",
[]CallResultError{}, []CallResultError{{C: `foo`}})
}
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