/
lexie_test.go
419 lines (337 loc) · 15 KB
/
lexie_test.go
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package lexie
/*
1. Change test output to put every output into a ./ref/XXXX.out file (each test has its own output fiel)
*/
import (
"fmt"
"io/ioutil"
"os"
"os/exec"
"strings"
"testing"
"github.com/pschlump/lexie/com"
"github.com/pschlump/lexie/dfa"
"github.com/pschlump/lexie/nfa"
sizlib "github.com/pschlump/filelib" // "../../go-lib/sizlib"
tr "github.com/pschlump/godebug" // "../../go-lib/tr"
. "gopkg.in/check.v1"
)
type Lexie01DataType struct {
Test string
Re string
Rv int
NExpectedErr int
SkipTest bool
ELen int
}
var Lexie01Data = []Lexie01DataType{
{Test: "0000", Re: "(x|y)*abb", Rv: 1000, SkipTest: false, ELen: 3}, // Len(3)
{Test: "0001", Re: "x*", Rv: 1001, SkipTest: false, ELen: 0}, // Len(0)
{Test: "0002", Re: "(xx)*", Rv: 1002, SkipTest: false, ELen: 0}, // Len(0)
{Test: "0003", Re: "(xx)+", Rv: 1003, SkipTest: false, ELen: 2}, // Len(2)
{Test: "0004", Re: "(xx)?", Rv: 1004, SkipTest: false, ELen: 0}, // Len(0)
{Test: "0005", Re: "(a|b)", Rv: 1005, SkipTest: false, ELen: 1}, // Len(Min(len(1),Len(1)) = Len(1)
{Test: "0006", Re: "(aa|bb)", Rv: 1006, SkipTest: false, ELen: 2}, // Len(2)
{Test: "0007", Re: "(a|b)*abb", Rv: 1007, SkipTest: false, ELen: 3}, // Len(3) Examle from Dragon Compiler Book and .pdf files
{Test: "0008", Re: "(aa|bb|ccc)*abb", Rv: 1008, SkipTest: false, ELen: 3}, // Len(3)
{Test: "0009", Re: "^abb$", Rv: 1009, SkipTest: false, ELen: 3}, // Len(3)+Hard
{Test: "0010", Re: "^abb", Rv: 1010, SkipTest: false, ELen: 3}, // Len(3)+Hard
{Test: "0011", Re: `a(bcd)*(ghi)+(jkl)*X`, Rv: 1011, SkipTest: false, ELen: 5}, // Len(1+3+1)
{Test: "0012", Re: `a[.]d`, Rv: 1012, SkipTest: false, ELen: 3}, // Len(3)
{Test: "0013", Re: `a[^]d`, Rv: 1013, SkipTest: false, ELen: 0}, // Len(?) TODO: -- Sigma should have an X_N_CCL char in it - missing
{Test: "0014", Re: `a(def)*(klm(mno)+)?b`, Rv: 1014, SkipTest: false, ELen: 2}, // Len(2)
{Test: "0015", Re: `a[a-zA-Z_][a-zA-Z_0-9]*d`, Rv: 1015, SkipTest: false, ELen: 3}, // Len(3)
{Test: "0016", Re: `a.d`, Rv: 1016, SkipTest: false, ELen: 3}, // Len(3)
{Test: "0017", Re: "(aa|bb|ccc)abb", Rv: 1017, SkipTest: false, ELen: 5}, // Len(2+3=5)
{Test: "0018", Re: "(||)", Rv: 1018, SkipTest: false, ELen: 0}, // Len(0)
{Test: "0019", Re: "||", Rv: 1019, SkipTest: false, ELen: 0}, // Len(0)
{Test: "0020", Re: "(||||||||||||||)", Rv: 1020, SkipTest: false, ELen: 0}, // Len(0)
{Test: "0021", Re: "(||||||||a||||||)", Rv: 1021, SkipTest: false, ELen: 0}, // Len(0)
{Test: "0022", Re: "(||||||||a|aa|||||)", Rv: 1022, SkipTest: false, ELen: 0}, // Len(0)
{Test: "0023", Re: "(a|aa|aaa)", Rv: 1023, SkipTest: false, ELen: 1}, // Len(1)
{Test: "0024", Re: "(ab|aab|aaab)", Rv: 1024, SkipTest: false, ELen: 2}, // Len(2)
{Test: "0025", Re: "(ab|aab|aaab)c", Rv: 1025, SkipTest: false, ELen: 3}, // Len(3)
{Test: "0026", Re: "(a*|aab|aaab)", Rv: 1026, SkipTest: false, ELen: 0}, // Len(0)
{Test: "0027", Re: "(-=-|-=#|.*)", Rv: 1027, SkipTest: false, ELen: 0}, // Len(0) <<<<< CRITICAL TEST >>>>>
{Test: "0028", Re: "(a\u03bbb|a\u0428b|aaab)", Rv: 1028, SkipTest: false, ELen: 2}, // Len(2)
// Test {m,n} stuff
// Test [ccl] [[:alpha:]] ccl
}
// -----------------------------------------------------------------------------------------------------------------------------------------
// From: https://labix.org/gocheck
// -----------------------------------------------------------------------------------------------------------------------------------------
// Hook up gocheck into the "go test" runner.
// -----------------------------------------------------------------------------------------------------------------------------------------
func TestLexie(t *testing.T) { TestingT(t) }
type LexieTestSuite struct{}
var _ = Suite(&LexieTestSuite{})
func (s *LexieTestSuite) TestLexie(c *C) {
return
fmt.Fprintf(os.Stderr, "Test Parsing of REs, %s\n", tr.LF())
dbOn["db_NFA"] = true
dbOn["db_NFA_LnNo"] = true
dbOn["db_DumpPool"] = true
dbOn["parseExpression"] = true
dbOn["CalcLength"] = true
// Add a test for any issue
c.Check(42, Equals, 42)
// c.Assert("nope", Matches, "hel.*there")
fmt.Printf("**** In Test Issues\n")
//x := test7GenDFA()
//c.Check(x, Equals, 0)
n_err := 0
n_skip := 0
for ii, vv := range Lexie01Data {
fmt.Printf("\n\n--- %d Test: %s -----------------------------------------------------------------------------\n\n", ii, vv.Test)
Pool := nfa.NewNFA_Pool()
Cur := Pool.GetNFA()
Pool.InitState = Cur
Pool.AddReInfo(vv.Re, "", 1, vv.Rv, nfa.InfoType{})
Pool.Sigma = Pool.GenerateSigma()
if false {
DbPrintf("test7", "Pool=%s\n", tr.SVarI(Pool))
}
Pool.DumpPool(false)
Pool.DumpPoolJSON(os.Stdout, vv.Re, vv.Rv)
fmt.Printf("Sigma: ->%s<-\n", Pool.Sigma)
newFile := fmt.Sprintf("./ref/nfa_%s.tst", vv.Test)
cmpFile := fmt.Sprintf("./ref/nfa_%s.ref", vv.Test)
gvFile := fmt.Sprintf("./ref/nfa_%s.gv", vv.Test)
svgFile := fmt.Sprintf("./ref/nfa_%s.svg", vv.Test)
fp, _ := Fopen(newFile, "w")
Pool.DumpPoolJSON(fp, vv.Re, vv.Rv)
fp.Close()
newData, err := ioutil.ReadFile(newFile)
if err != nil {
panic("unable to read file, " + cmpFile)
}
if sizlib.Exists(cmpFile) {
ref, err := ioutil.ReadFile(cmpFile)
if err != nil {
panic("unable to read file, " + cmpFile)
}
if string(ref) != string(newData) {
c.Check(string(newData), Equals, string(ref))
fmt.Printf("%sError%s: Test case %s failed to match\n", Red, Reset, vv.Test)
n_err++
}
} else {
n_skip++
}
gv, _ := Fopen(gvFile, "w")
Pool.GenerateGVFile(gv, vv.Re, vv.Rv)
gv.Close()
out, err = exec.Command("/usr/local/bin/dot", "-Tsvg", "-o"+svgFile, gvFile).Output()
if err != nil {
fmt.Printf("Error from dot, %s, %s\n", err, tr.LF())
fmt.Printf("Output: %s\n", out)
}
}
if n_skip > 0 {
fmt.Fprintf(os.Stderr, "%sSkipped, # of files without automated checks = %d%s\n", Yellow, n_skip, Reset)
DbPrintf("debug", "\n\n%sSkipped, # of files without automated checks = %d%s\n", Yellow, n_skip, Reset)
}
if n_err > 0 {
fmt.Fprintf(os.Stderr, "%sFailed, # of errors = %d%s\n", Red, n_err, Reset)
DbPrintf("debug", "\n\n%sFailed, # of errors = %d%s\n", Red, n_err, Reset)
} else {
fmt.Fprintf(os.Stderr, "%sPASS%s\n", Green, Reset)
DbPrintf("debug", "\n\n%sPASS%s\n", Green, Reset)
}
}
// -----------------------------------------------------------------------------------------------------------------------------------------
type LambdaClosureTestSuite struct{}
var _ = Suite(&LambdaClosureTestSuite{})
func (s *LambdaClosureTestSuite) TestLexie(c *C) {
return
fmt.Fprintf(os.Stderr, "Test NFA generation from REs, %s\n", tr.LF())
n_err := 0
dbOn["db_NFA"] = true
dbOn["db_NFA_LnNo"] = true
dbOn["db_DumpPool"] = true
dbOn["parseExpression"] = true
// {Test: "0011", Re: `a(bcd)*(ghi)+(jkl)*X`, Rv: 1011}, //
Pool := nfa.NewNFA_Pool()
Cur := Pool.GetNFA()
Pool.InitState = Cur
vv := Lexie01Data[11]
Pool.AddReInfo(vv.Re, "", 1, vv.Rv, nfa.InfoType{})
Pool.Sigma = Pool.GenerateSigma()
fmt.Printf("\n\nRe: %s\n", vv.Re)
Pool.DumpPool(false)
// -------------------------------------- test 1 -----------------------------------
r1 := Pool.LambdaClosure([]int{1})
fmt.Printf("\n\nr1(1)=%v\n", r1)
if len(com.CompareSlices([]int{4, 1, 5, 6}, r1)) != 0 {
fmt.Printf("%sError%s: Test case 1 failed to match\n", Red, Reset)
n_err++
}
// c.Check(r1, Equals, []int{4, 1, 5, 6})
c.Check(len(com.CompareSlices([]int{4, 1, 5, 6}, r1)), Equals, 0)
// -------------------------------------- test 2 -----------------------------------
r2 := Pool.LambdaClosure([]int{5, 8, 11})
fmt.Printf("\n\nr2(5,8,11)=%v\n", r2)
if len(com.CompareSlices([]int{6}, r2)) != 0 {
fmt.Printf("%sError%s: Test case 2 failed to match\n", Red, Reset)
n_err++
}
// c.Check(r2, Equals, []int{5, 8, 11})
c.Check(len(com.CompareSlices([]int{6}, r2)), Equals, 0)
// -------------------------------------- test 3 -----------------------------------
r3 := Pool.LambdaClosure([]int{9})
fmt.Printf("\n\nr3(9)=%v\n", r3)
if len(com.CompareSlices([]int{6, 10, 13, 10, 14}, r3)) != 0 {
fmt.Printf("%sError%s: Test case 3 failed to match\n", Red, Reset)
n_err++
}
// c.Check(r3, Equals, []int{5, 8, 11})
c.Check(len(com.CompareSlices([]int{6, 10, 13, 10, 14}, r3)), Equals, 0)
// ------------------------- understand test runner ---------------------------------------
if false {
c.Check(1, Equals, 0)
// c.Assert(2, Equals, 0) // Failure of an assert ends test (exit)
sss := c.GetTestLog()
fp, err := Fopen(",g", "w")
c.Check(err, Equals, nil)
fmt.Fprintf(fp, "c.GetTestLog: ->%s<-\n", sss)
}
// ------------------------- eval results now ---------------------------------------
if n_err > 0 {
fmt.Fprintf(os.Stderr, "%sFailed, # of errors = %d%s\n", Red, n_err, Reset)
DbPrintf("debug", "\n\n%sFailed, # of errors = %d%s\n", Red, n_err, Reset)
} else {
fmt.Fprintf(os.Stderr, "%sPASS%s\n", Green, Reset)
DbPrintf("debug", "\n\n%sPASS%s\n", Green, Reset)
}
}
// -----------------------------------------------------------------------------------------------------------------------------------------
type NFA_to_DFA_TestSuite struct{}
var _ = Suite(&NFA_to_DFA_TestSuite{})
func (s *NFA_to_DFA_TestSuite) TestLexie(c *C) {
return
fmt.Fprintf(os.Stderr, "Test NFA to DFA, %s\n", tr.LF())
n_err := 0
n_skip := 0
dbOn["db_DFAGen"] = true
dbOn["db_DumpDFAPool"] = true
dbOn["db_DFA_LnNo"] = true
// -----------------------------------------------------------------------------------------------------------------
// -----------------------------------------------------------------------------------------------------------------
// -----------------------------------------------------------------------------------------------------------------
// vv := Lexie01Data[11]
for ii, vv := range Lexie01Data {
if !vv.SkipTest {
// {Test: "0011", Re: `a(bcd)*(ghi)+(jkl)*X`, Rv: 1011}, //
Nfa := nfa.NewNFA_Pool()
Cur := Nfa.GetNFA()
Nfa.InitState = Cur
c.Log("\n\n--- %d NFA to DFA Test: %s -----------------------------------------------------------------------------\n\n", ii, vv.Test)
fmt.Printf("\n\n--- %d NFA to DFA Test: %s -----------------------------------------------------------------------------\n\n", ii, vv.Test)
newFile := fmt.Sprintf("./ref/dfa_%s.tst", vv.Test)
cmpFile := fmt.Sprintf("./ref/dfa_%s.ref", vv.Test)
gvFile := fmt.Sprintf("./ref/dfa_%s.gv", vv.Test)
svgFile := fmt.Sprintf("./ref/dfa_%s.svg", vv.Test)
tabFile := fmt.Sprintf("./ref/dfa_%s.tab", vv.Test)
Nfa.AddReInfo(vv.Re, "", 1, vv.Rv, nfa.InfoType{})
// Nfa.Sigma = Nfa.GenerateSigma()
Nfa.Sigma = Nfa.GenerateSigma()
fmt.Printf("\nSigma: ->%s<-\n", Nfa.Sigma)
fmt.Printf("\n\nRe: %s\n", vv.Re)
Nfa.DumpPool(false)
Dfa := dfa.NewDFA_Pool()
Dfa.ConvNDA_to_DFA(Nfa)
fp, _ := Fopen(newFile, "w")
Dfa.DumpPoolJSON(fp, vv.Re, vv.Rv)
fp.Close()
newData, err := ioutil.ReadFile(newFile)
if err != nil {
panic("unable to read file, " + cmpFile)
}
if sizlib.Exists(cmpFile) {
ref, err := ioutil.ReadFile(cmpFile)
if err != nil {
panic("unable to read file, " + cmpFile)
}
if string(ref) != string(newData) {
c.Check(string(newData), Equals, string(ref))
fmt.Printf("%sError%s: Test case %s failed to match\n", Red, Reset, vv.Test)
n_err++
}
} else {
n_skip++
}
// -----------------------------------------------------------------------------------------------------------------
// Post dump
// -----------------------------------------------------------------------------------------------------------------
fmt.Printf("----------------------------------------------------------------------------------------------------\n")
fmt.Printf("Bottom .. machine is...\n")
fmt.Printf("----------------------------------------------------------------------------------------------------\n")
Dfa.DumpPool(false)
// func (dfa *NFA_PoolType) GenerateGVFile(fo io.Writer, td string, tn int) {
gv, _ := Fopen(gvFile, "w")
Dfa.GenerateGVFile(gv, vv.Re, vv.Rv)
gv.Close()
tf, _ := Fopen(tabFile, "w")
//Dfa.DumpPoolJSON(fp, vv.Re, vv.Rv)
Dfa.OutputInFormat(tf, "text") // text, go-code, c-code, json, xml etc.
tf.Close()
out, err = exec.Command("/usr/local/bin/dot", "-Tsvg", "-o"+svgFile, gvFile).Output()
if err != nil {
fmt.Printf("Error from dot, %s, %s\n", err, tr.LF())
fmt.Printf("Output: %s\n", out)
}
}
}
// -----------------------------------------------------------------------------------------------------------------
// -----------------------------------------------------------------------------------------------------------------
// -----------------------------------------------------------------------------------------------------------------
if n_err > 0 {
fmt.Fprintf(os.Stderr, "%sFailed, # of errors = %d%s\n", Red, n_err, Reset)
DbPrintf("debug", "\n\n%sFailed, # of errors = %d%s\n", Red, n_err, Reset)
} else {
fmt.Fprintf(os.Stderr, "%sPASS%s\n", Green, Reset)
DbPrintf("debug", "\n\n%sPASS%s\n", Green, Reset)
}
}
// ------------------------------------------------------------------------------------------------------------------------------------------------------
type Lexie02DataType struct {
Test string
Inp string
Rv int
SkipTest bool
}
// 1. abc {{ == != }} {% id %} def
// 1. abc {{ == {% xy %} != }} {% id %} def
var Lexie02Data = []Lexie02DataType{
{Test: "1000", Inp: "<BEF>{{ pp ! : {% qq ! : rr %} ss }}</aft>", Rv: 1000, SkipTest: false},
{Test: "1001", Inp: "<bef>{{ pp != ! : {% qq != ! : rr %} ss }}</aft>", Rv: 1001, SkipTest: false},
}
type Reader_TestSuite struct{}
var _ = Suite(&Reader_TestSuite{})
func (s *Reader_TestSuite) TestLexie(c *C) {
// return
fmt.Fprintf(os.Stderr, "Test Matcher test from .json file, %s\n", tr.LF())
dbOn["db_DumpDFAPool"] = true // DFA Dump Pool
dbOn["db_DumpPool"] = true // NFA Dump Pool
dbOn["db_Matcher_02"] = true // NFA Dump Pool
lex := NewLexie()
lex.ReadJSONSpec("./.json")
if true {
r := strings.NewReader("abcd{% simple {{ \u2022 }} stuff %} mOre")
init := lex.DFA_Start["S_Init"]
fmt.Printf("\n <> <> <> Machine Number: %d\n", init)
dfa := lex.DFA_Machine[init]
dfa.OutputInFormat(os.Stdout, "text")
dfa.MatcherNewTab(r)
} else {
for ii, vv := range Lexie02Data {
fmt.Printf("\n\nTest:%s ------------------------- Start --------------------------, %d, Input: -->>%s<<--\n", vv.Test, ii, vv.Inp)
r := strings.NewReader(vv.Inp)
lex.MatchInput2(r)
fmt.Printf("Final Dump of TokenBuffer, Test:%s\n", vv.Test)
lex.ATokList.DumpTokenBuffer()
fmt.Printf("Test:%s ------------------------- End --------------------------\n\n", vv.Test)
}
}
}
/* vim: set noai ts=4 sw=4: */