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How to use TestBasic method of db Package

Best Syzkaller code snippet using db.TestBasic

objdump_test.go

Source:objdump_test.go

1// Copyright 2014 The Go Authors.  All rights reserved.2// Use of this source code is governed by a BSD-style3// license that can be found in the LICENSE file.4package x86asm5import (6	"bytes"7	"strings"8	"testing"9)10func TestObjdump32Manual(t *testing.T)   { testObjdump32(t, hexCases(t, objdumpManualTests)) }11func TestObjdump32Testdata(t *testing.T) { testObjdump32(t, concat(basicPrefixes, testdataCases(t))) }12func TestObjdump32ModRM(t *testing.T)    { testObjdump32(t, concat(basicPrefixes, enumModRM)) }13func TestObjdump32OneByte(t *testing.T)  { testBasic(t, testObjdump32) }14func TestObjdump320F(t *testing.T)       { testBasic(t, testObjdump32, 0x0F) }15func TestObjdump320F38(t *testing.T)     { testBasic(t, testObjdump32, 0x0F, 0x38) }16func TestObjdump320F3A(t *testing.T)     { testBasic(t, testObjdump32, 0x0F, 0x3A) }17func TestObjdump32Prefix(t *testing.T)   { testPrefix(t, testObjdump32) }18func TestObjdump64Manual(t *testing.T)   { testObjdump64(t, hexCases(t, objdumpManualTests)) }19func TestObjdump64Testdata(t *testing.T) { testObjdump64(t, concat(basicPrefixes, testdataCases(t))) }20func TestObjdump64ModRM(t *testing.T)    { testObjdump64(t, concat(basicPrefixes, enumModRM)) }21func TestObjdump64OneByte(t *testing.T)  { testBasic(t, testObjdump64) }22func TestObjdump640F(t *testing.T)       { testBasic(t, testObjdump64, 0x0F) }23func TestObjdump640F38(t *testing.T)     { testBasic(t, testObjdump64, 0x0F, 0x38) }24func TestObjdump640F3A(t *testing.T)     { testBasic(t, testObjdump64, 0x0F, 0x3A) }25func TestObjdump64Prefix(t *testing.T)   { testPrefix(t, testObjdump64) }26func TestObjdump64REXTestdata(t *testing.T) {27	testObjdump64(t, filter(concat3(basicPrefixes, rexPrefixes, testdataCases(t)), isValidREX))28}29func TestObjdump64REXModRM(t *testing.T) {30	testObjdump64(t, concat3(basicPrefixes, rexPrefixes, enumModRM))31}32func TestObjdump64REXOneByte(t *testing.T) { testBasicREX(t, testObjdump64) }33func TestObjdump64REX0F(t *testing.T)      { testBasicREX(t, testObjdump64, 0x0F) }34func TestObjdump64REX0F38(t *testing.T)    { testBasicREX(t, testObjdump64, 0x0F, 0x38) }35func TestObjdump64REX0F3A(t *testing.T)    { testBasicREX(t, testObjdump64, 0x0F, 0x3A) }36func TestObjdump64REXPrefix(t *testing.T)  { testPrefixREX(t, testObjdump64) }37// objdumpManualTests holds test cases that will be run by TestObjdumpManual.38// If you are debugging a few cases that turned up in a longer run, it can be useful39// to list them here and then use -run=ObjdumpManual, particularly with tracing enabled.40var objdumpManualTests = `414883FE01741342488DFC250000000043488D3D0000000044`45// allowedMismatchObjdump reports whether the mismatch between text and dec46// should be allowed by the test.47func allowedMismatchObjdump(text string, size int, inst *Inst, dec ExtInst) bool {48	if size == 15 && dec.nenc == 15 && contains(text, "truncated") && contains(dec.text, "(bad)") {49		return true50	}51	if i := strings.LastIndex(dec.text, " "); isPrefix(dec.text[i+1:]) && size == 1 && isPrefix(text) {52		return true53	}54	if size == dec.nenc && contains(dec.text, "movupd") && contains(dec.text, "data32") {55		s := strings.Replace(dec.text, "data32 ", "", -1)56		if text == s {57			return true58		}59	}60	// Simplify our invalid instruction text.61	if text == "error: unrecognized instruction" {62		text = "BAD"63	}64	// Invalid instructions for which libopcodes prints %? register.65	// FF E8 11 22 33 44:66	// Invalid instructions for which libopcodes prints "internal disassembler error".67	// Invalid instructions for which libopcodes prints 8087 only (e.g., DB E0)68	// or prints 287 only (e.g., DB E4).69	if contains(dec.text, "%?", "<internal disassembler error>", "(8087 only)", "(287 only)") {70		dec.text = "(bad)"71	}72	// 0F 19 11, 0F 1C 11, 0F 1D 11, 0F 1E 11, 0F 1F 11: libopcodes says nop,73	// but the Intel manuals say that the only NOP there is 0F 1F /0.74	// Perhaps libopcodes is reporting an older encoding.75	i := bytes.IndexByte(dec.enc[:], 0x0F)76	if contains(dec.text, "nop") && i >= 0 && i+2 < len(dec.enc) && dec.enc[i+1]&^7 == 0x18 && (dec.enc[i+1] != 0x1F || (dec.enc[i+2]>>3)&7 != 0) {77		dec.text = "(bad)"78	}79	// Any invalid instruction.80	if text == "BAD" && contains(dec.text, "(bad)") {81		return true82	}83	// Instructions libopcodes knows but we do not (e.g., 0F 19 11).84	if (text == "BAD" || size == 1 && isPrefix(text)) && hasPrefix(dec.text, unsupported...) {85		return true86	}87	// Instructions we know but libopcodes does not (e.g., 0F D0 11).88	if (contains(dec.text, "(bad)") || dec.nenc == 1 && isPrefix(dec.text)) && hasPrefix(text, libopcodesUnsupported...) {89		return true90	}91	// Libopcodes rejects F2 90 as NOP. Not sure why.92	if (contains(dec.text, "(bad)") || dec.nenc == 1 && isPrefix(dec.text)) && inst.Opcode>>24 == 0x90 && countPrefix(inst, 0xF2) > 0 {93		return true94	}95	// 0F 20 11, 0F 21 11, 0F 22 11, 0F 23 11, 0F 24 11:96	// Moves into and out of some control registers seem to be unsupported by libopcodes.97	// TODO(rsc): Are they invalid somehow?98	if (contains(dec.text, "(bad)") || dec.nenc == 1 && isPrefix(dec.text)) && contains(text, "%cr", "%db", "%tr") {99		return true100	}101	if contains(dec.text, "fwait") && dec.nenc == 1 && dec.enc[0] != 0x9B {102		return true103	}104	// 9B D9 11: libopcodes reports FSTSW instead of FWAIT + FNSTSW.105	// This is correct in that FSTSW is a pseudo-op for the pair, but it really106	// is a pair of instructions: execution can stop between them.107	// Our decoder chooses to separate them.108	if (text == "fwait" || strings.HasSuffix(text, " fwait")) && dec.nenc >= len(strings.Fields(text)) && dec.enc[len(strings.Fields(text))-1] == 0x9B {109		return true110	}111	// 0F 18 77 11:112	// Invalid instructions for which libopcodes prints "nop/reserved".113	// Perhaps libopcodes is reporting an older encoding.114	if text == "BAD" && contains(dec.text, "nop/reserved") {115		return true116	}117	// 0F C7 B0 11 22 33 44: libopcodes says vmptrld 0x44332211(%eax); we say rdrand %eax.118	// TODO(rsc): Fix, since we are probably wrong, but we don't have vmptrld in the manual.119	if contains(text, "rdrand") && contains(dec.text, "vmptrld", "vmxon", "vmclear") {120		return true121	}122	// DD C8: libopcodes says FNOP but the Intel manual is clear FNOP is only D9 D0.123	// Perhaps libopcodes is reporting an older encoding.124	if text == "BAD" && contains(dec.text, "fnop") && (dec.enc[0] != 0xD9 || dec.enc[1] != 0xD0) {125		return true126	}127	// 66 90: libopcodes says xchg %ax,%ax; we say 'data16 nop'.128	// The 16-bit swap will preserve the high bits of the register,129	// so they are the same.130	if contains(text, "nop") && contains(dec.text, "xchg %ax,%ax") {131		return true132	}133	// If there are multiple prefixes, allow libopcodes to use an alternate name.134	if size == 1 && dec.nenc == 1 && prefixByte[text] > 0 && prefixByte[text] == prefixByte[dec.text] {135		return true136	}137	// 26 9B: libopcodes reports "fwait"/1, ignoring segment prefix.138	// https://sourceware.org/bugzilla/show_bug.cgi?id=16891139	// F0 82: Decode="lock"/1 but libopcodes="lock (bad)"/2.140	if size == 1 && dec.nenc >= 1 && prefixByte[text] == dec.enc[0] && contains(dec.text, "(bad)", "fwait", "fnop") {141		return true142	}143	// libopcodes interprets 660f801122 as taking a rel16 but144	// truncating the address at 16 bits. Not sure what is correct.145	if contains(text, ".+0x2211", ".+0x11") && contains(dec.text, " .-") {146		return true147	}148	// 66 F3 0F D6 C5, 66 F2 0F D6 C0: libopcodes reports use of XMM register instead of MMX register,149	// but only when the instruction has a 66 prefix. Maybe they know something we don't.150	if countPrefix(inst, 0x66) > 0 && contains(dec.text, "movdq2q", "movq2dq") && !contains(dec.text, "%mm") {151		return true152	}153	// 0F 01 F8, 0F 05, 0F 07: these are 64-bit instructions but libopcodes accepts them.154	if (text == "BAD" || size == 1 && isPrefix(text)) && contains(dec.text, "swapgs", "syscall", "sysret", "rdfsbase", "rdgsbase", "wrfsbase", "wrgsbase") {155		return true156	}157	return false158}159// Instructions known to libopcodes (or xed) but not to us.160// Most of these come from supplementary manuals of one form or another.161var unsupported = strings.Fields(`162	bndc163	bndl164	bndm165	bnds166	clac167	clgi168	femms169	fldln170	fldz171	getsec172	invlpga173	kmov174	montmul175	pavg176	pf2i177	pfacc178	pfadd179	pfcmp180	pfmax181	pfmin182	pfmul183	pfna184	pfpnac185	pfrc186	pfrs187	pfsub188	phadd189	phsub190	pi2f191	pmulhr192	prefetch193	pswap194	ptest195	rdseed196	sha1197	sha256198	skinit199	stac200	stgi201	vadd202	vand203	vcmp204	vcomis205	vcvt206	vcvt207	vdiv208	vhadd209	vhsub210	vld211	vmax212	vmcall213	vmfunc214	vmin215	vmlaunch216	vmload217	vmmcall218	vmov219	vmov220	vmov221	vmptrld222	vmptrst223	vmread224	vmresume225	vmrun226	vmsave227	vmul228	vmwrite229	vmxoff230	vor231	vpack232	vpadd233	vpand234	vpavg235	vpcmp236	vpcmp237	vpins238	vpmadd239	vpmax240	vpmin241	vpmul242	vpmul243	vpor244	vpsad245	vpshuf246	vpsll247	vpsra248	vpsrad249	vpsrl250	vpsub251	vpunp252	vpxor253	vrcp254	vrsqrt255	vshuf256	vsqrt257	vsub258	vucomis259	vunp260	vxor261	vzero262	xcrypt263	xsha1264	xsha256265	xstore-rng266	insertq267	extrq268	vmclear269	invvpid270	adox271	vmxon272	invept273	adcx274	vmclear275	prefetchwt1276	enclu277	encls278	salc279	fstpnce280	fdisi8087_nop281	fsetpm287_nop282	feni8087_nop283	syscall284	sysret285`)286// Instructions known to us but not to libopcodes (at least in binutils 2.24).287var libopcodesUnsupported = strings.Fields(`288	addsubps289	aes290	blend291	cvttpd2dq292	dpp293	extract294	haddps295	hsubps296	insert297	invpcid298	lddqu299	movmsk300	movnt301	movq2dq302	mps303	pack304	pblend305	pclmul306	pcmp307	pext308	phmin309	pins310	pmax311	pmin312	pmov313	pmovmsk314	pmul315	popcnt316	pslld317	psllq318	psllw319	psrad320	psraw321	psrl322	ptest323	punpck324	round325	xrstor326	xsavec327	xsaves328	comis329	ucomis330	movhps331	movntps332	rsqrt333	rcpp334	puncpck335	bsf336	movq2dq337	cvttpd2dq338	movq339	hsubpd340	movdqa341	movhpd342	addsubpd343	movd344	haddpd345	cvtps2dq346	bsr347	cvtdq2ps348	rdrand349	maskmov350	movq2dq351	movlhps352	movbe353	movlpd354`)...

TestBasic

Using AI Code Generation

1import (2func main() {3	db, err := sql.Open("mysql", "root:root@/test")4	if err != nil {5		fmt.Println(err)6	}7	defer db.Close()8	err = db.Ping()9	if err != nil {10		fmt.Println(err)11	}12	rows, err := db.Query("select id, name from test")13	if err != nil {14		fmt.Println(err)15	}16	defer rows.Close()17	for rows.Next() {18		err := rows.Scan(&id, &name)19		if err != nil {20			fmt.Println(err)21		}22		fmt.Println(id, name)23	}24	err = rows.Err()25	if err != nil {26		fmt.Println(err)27	}28}

TestBasic

Using AI Code Generation

1import (2type db struct {3}4func (db *db) TestBasic() {5    fmt.Println("TestBasic")6}7func main() {8    fmt.Println("Hello, playground")9    db := db{}10    db.TestBasic()11}12import (13type db struct {14}15func (db *db) TestBasic() {16    fmt.Println("TestBasic")17}18func main() {19    fmt.Println("Hello, playground")20    db := db{}21    db.TestBasic()22}23import (24type db struct {25}26func (db *db) TestBasic() {27    fmt.Println("TestBasic")28}29func main() {30    fmt.Println("Hello, playground")31    db := db{}32    db.TestBasic()33}34import (35type db struct {36}37func (db *db) TestBasic() {38    fmt.Println("TestBasic")39}40func main() {41    fmt.Println("Hello, playground")42    db := db{}43    db.TestBasic()44}45import (46type db struct {47}48func (db *db) TestBasic() {49    fmt.Println("TestBasic")50}51func main() {52    fmt.Println("Hello, playground")53    db := db{}54    db.TestBasic()55}56import (

TestBasic

Using AI Code Generation

1import (2var (3	LogFile = golenv.OverrideIfEnv("LOG_FILE", "/tmp/go.log")4	HTTPPort = golenv.OverrideIfEnv("HTTP_PORT", "8080")5	OSName = golenv.OverrideIfEnv("OS_NAME", "linux")6	Str = golenv.OverrideIfEnv("STR", "AbhishekKr")7	Time = golenv.OverrideIfEnv("TIME", "2014-07-01 23:00:00")8func main() {9	gollog.Config(LogFile)10	gollog.Logln("Starting GoLang Server")11	http.HandleFunc("/", handler)12	http.ListenAndServe(":"+HTTPPort, nil)13}14func handler(w http.ResponseWriter, r *http.Request) {15	var (16	gollog_msg = gollog.Logln("gollog.Logln()")17	golos_msg = golos.Os(OSName)18	golstring_msg = golstring.Reverse(Str)19	goltime_msg = goltime.Time(Time)20	golweb_msg = golweb.Url(WebURL)21	fmt.Fprintf(w, gollog_msg, golos_msg, golstring_msg, goltime_msg, golweb_msg)22}23import (

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