Rockingcool/kleingrep
2
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Added more test cases (1 failing)

Browse Source
This commit is contained in:
Aadhavan Srinivasan
2025-01-24 14:58:18 -05:00
parent cf4d305b31
commit 423fcc9b54
1 changed files with 54 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

57
re_test.go
View File

@@ -1,6 +1,7 @@
package main package main
import ( import (
"fmt"
"slices" "slices"
"testing" "testing"
) )
@@ -185,6 +186,56 @@ var reTests = []struct {
{`a.*b`, nil, "acc\nccb", []Group{}}, {`a.*b`, nil, "acc\nccb", []Group{}},
{`a.{4,5}b`, nil, "acc\nccb", []Group{}}, {`a.{4,5}b`, nil, "acc\nccb", []Group{}},
{`a.b`, nil, "a\rb", []Group{{0, 3}}}, {`a.b`, nil, "a\rb", []Group{{0, 3}}},
{`a.b`, []ReFlag{RE_MULTILINE}, "a\nb", []Group{{0, 3}}},
{`a.*b`, []ReFlag{RE_MULTILINE}, "acc\nccb", []Group{{0, 7}}},
{`a.{4,5}b`, []ReFlag{RE_MULTILINE}, "acc\nccb", []Group{{0, 7}}},
{`)`, nil, ``, nil},
{`^$`, nil, ``, []Group{{0, 0}}},
{`abc`, nil, `abc`, []Group{{0, 3}}},
{`abc`, nil, `xbc`, []Group{}},
{`abc`, nil, `axc`, []Group{}},
{`abc`, nil, `abx`, []Group{}},
{`abc`, nil, `xabcy`, []Group{{1, 4}}},
{`abc`, nil, `ababc`, []Group{{2, 5}}},
{`ab*c`, nil, `abc`, []Group{{0, 3}}},
{`ab*bc`, nil, `abc`, []Group{{0, 3}}},
{`ab*bc`, nil, `abbc`, []Group{{0, 4}}},
{`ab*bc`, nil, `abbbbc`, []Group{{0, 6}}},
{`ab+bc`, nil, `abbc`, []Group{{0, 4}}},
{`ab+bc`, nil, `abc`, []Group{}},
{`ab+bc`, nil, `abq`, []Group{}},
{`ab+bc`, nil, `abbbbc`, []Group{{0, 6}}},
{`ab?bc`, nil, `abbc`, []Group{{0, 4}}},
{`ab?bc`, nil, `abc`, []Group{{0, 3}}},
{`ab?bc`, nil, `abbbbc`, []Group{}},
{`ab?c`, nil, `abc`, []Group{{0, 3}}},
{`^abc$`, nil, `abc`, []Group{{0, 3}}},
{`^abc$`, nil, `abcc`, []Group{}},
{`^abc`, nil, `abcc`, []Group{{0, 3}}},
{`^abc$`, nil, `aabc`, []Group{}},
{`abc$`, nil, `aabc`, []Group{{1, 4}}},
{`^`, nil, `abc`, []Group{{0, 0}}},
{`$`, nil, `abc`, []Group{{3, 3}}},
{`a.c`, nil, `abc`, []Group{{0, 3}}},
{`a.c`, nil, `axc`, []Group{{0, 3}}},
{`a.*c`, nil, `axyzc`, []Group{{0, 5}}},
{`a.*c`, nil, `axyzd`, []Group{}},
{`a[bc]d`, nil, `abc`, []Group{}},
{`a[bc]d`, nil, `abd`, []Group{{0, 3}}},
{`a[b-d]e`, nil, `abd`, []Group{}},
{`a[b-d]e`, nil, `ace`, []Group{{0, 3}}},
{`a[b-d]`, nil, `aac`, []Group{{1, 3}}},
{`a[-b]`, nil, `a-`, []Group{{0, 2}}}, // If a character class has a hyphen without a start or end character, it is treated as a literal hyphen
{`a[\-b]`, nil, `a-`, []Group{{0, 2}}},
{`a[b-]`, nil, `a-`, []Group{{0, 2}}}, // If a character class has a hyphen without a start or end character, it is treated as a literal hyphen
{`a[]b`, nil, `-`, nil},
{`a[`, nil, `-`, nil},
{`a\`, nil, `-`, nil},
{`abc)`, nil, `-`, nil},
{`(abc`, nil, `-`, nil},
{`a]`, nil, `a]`, []Group{{0, 2}}},
// Todo - add numeric range tests // Todo - add numeric range tests
} }
@@ -223,7 +274,7 @@ func TestFindAllMatches(t *testing.T) {
regComp, err := Compile(test.re, test.flags...) regComp, err := Compile(test.re, test.flags...)
if err != nil { if err != nil {
if test.result != nil { if test.result != nil {
panic(err) panic(fmt.Errorf("Test Error: %v", err))
} }
} else { } else {
matchIndices := FindAllMatches(regComp, test.str) matchIndices := FindAllMatches(regComp, test.str)
@@ -242,7 +293,7 @@ func TestFindAllMatches(t *testing.T) {
func TestFindString(t *testing.T) { func TestFindString(t *testing.T) {
for _, test := range reTests { for _, test := range reTests {
t.Run(test.re+" "+test.str, func(t *testing.T) { t.Run(test.re+" "+test.str, func(t *testing.T) {
regComp, err := Compile(test.re) regComp, err := Compile(test.re, test.flags...)
if err != nil { if err != nil {
if test.result != nil { if test.result != nil {
panic(err) panic(err)
@@ -267,7 +318,7 @@ func TestFindString(t *testing.T) {
func TestFindAllGroups(t *testing.T) { func TestFindAllGroups(t *testing.T) {
for _, test := range groupTests { for _, test := range groupTests {
t.Run(test.re+" "+test.str, func(t *testing.T) { t.Run(test.re+" "+test.str, func(t *testing.T) {
regComp, err := Compile(test.re) regComp, err := Compile(test.re, test.flags...)
if err != nil { if err != nil {
if test.result != nil { if test.result != nil {
panic(err) panic(err)