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// Copyright 2016 syzkaller project authors. All rights reserved.
// Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file.
package prog
import (
"fmt"
"reflect"
"sort"
"testing"
)
func setToArray(s map[string]struct{}) []string {
a := make([]string, 0, len(s))
for c := range s {
a = append(a, c)
}
sort.Strings(a)
return a
}
func TestCallSet(t *testing.T) {
tests := []struct {
prog string
ok bool
calls []string
}{
{
"",
false,
[]string{},
},
{
"r0 = (foo)",
false,
[]string{},
},
{
"getpid()",
true,
[]string{"getpid"},
},
{
"r11 = getpid()",
true,
[]string{"getpid"},
},
{
"getpid()\n" +
"open(0x1, something that this package may not understand)\n" +
"getpid()\n" +
"#read()\n" +
"\n" +
"close$foo(&(0x0000) = {})\n",
true,
[]string{"getpid", "open", "close$foo"},
},
}
for i, test := range tests {
t.Run(fmt.Sprint(i), func(t *testing.T) {
calls, err := CallSet([]byte(test.prog))
if err != nil && test.ok {
t.Fatalf("parsing failed: %v", err)
}
if err == nil && !test.ok {
t.Fatalf("parsing did not fail")
}
callArray := setToArray(calls)
sort.Strings(test.calls)
if !reflect.DeepEqual(callArray, test.calls) {
t.Fatalf("got call set %+v, expect %+v", callArray, test.calls)
}
})
}
}
func TestCallSetRandom(t *testing.T) {
rs, iters := initTest(t)
for i := 0; i < iters; i++ {
p := Generate(rs, 10, nil)
calls0 := make(map[string]struct{})
for _, c := range p.Calls {
calls0[c.Meta.Name] = struct{}{}
}
calls1, err := CallSet(p.Serialize())
if err != nil {
t.Fatalf("CallSet failed: %v", err)
}
callArray0 := setToArray(calls0)
callArray1 := setToArray(calls1)
if !reflect.DeepEqual(callArray0, callArray1) {
t.Fatalf("got call set:\n%+v\nexpect:\n%+v", callArray1, callArray0)
}
}
}
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