Update test cases to replace 'Buffalo' pattern with a new regex for counting animals

andy1li · andy1li · commit 83fb4138714d · 2025-06-07T05:02:25.000+08:00
diff --git a/internal/stage_alternation.go b/internal/stage_alternation.go
@@ -17,8 +17,8 @@ func testAlternation(stageHarness *test_case_harness.TestCaseHarness) error {
 			ExpectedExitCode: 1,
 		},
 		{
-			Pattern:          "^((Buffalo|buffalo)[ ]?)+$",
-			Input:            "Buffalo buffalo buffalo Buffalo buffalo",
+			Pattern:          "^I see (\\d (cat|dog|cow)s?(, | and )?)+$",
+			Input:            "I see 1 cat, 2 dogs and 3 cows",
 			ExpectedExitCode: 0,
 		},
 		{
diff --git a/internal/test_helpers/fixtures/alternation/success b/internal/test_helpers/fixtures/alternation/success
@@ -4,8 +4,8 @@
 [33m[stage-12] [0m[92m✓ Received exit code 0.[0m
 [33m[stage-12] [0m[94m$ echo -n "a cow" | ./your_grep.sh -E "a (cat|dog)"[0m
 [33m[stage-12] [0m[92m✓ Received exit code 1.[0m
-[33m[stage-12] [0m[94m$ echo -n "Buffalo buffalo buffalo Buffalo buffalo" | ./your_grep.sh -E "^((Buffalo|buffalo)[ ]?)+$"[0m
-[33m[your_program] [0mBuffalo buffalo buffalo Buffalo buffalo
+[33m[stage-12] [0m[94m$ echo -n "I see 1 cat, 2 dogs and 3 cows" | ./your_grep.sh -E "I see (\d (cat|dog|cow)s?(, | and )?)+"[0m
+[33m[your_program] [0mI see 1 cat, 2 dogs and 3 cows
 [33m[stage-12] [0m[92m✓ Received exit code 0.[0m
 [33m[stage-12] [0m[94m$ echo -n "Will, will Will will Will Will's will" | ./your_grep.sh -E "^([Ww]ill(, | |'s )?)+$"[0m
 [33m[your_program] [0mWill, will Will will Will Will's will
diff --git a/internal/test_helpers/fixtures/backreferences_multiple/success b/internal/test_helpers/fixtures/backreferences_multiple/success
@@ -86,8 +86,8 @@
 [33m[stage-12] [0m[92m✓ Received exit code 0.[0m
 [33m[stage-12] [0m[94m$ echo -n "a cow" | ./your_grep.sh -E "a (cat|dog)"[0m
 [33m[stage-12] [0m[92m✓ Received exit code 1.[0m
-[33m[stage-12] [0m[94m$ echo -n "Buffalo buffalo buffalo Buffalo buffalo" | ./your_grep.sh -E "^((Buffalo|buffalo)[ ]?)+$"[0m
-[33m[your_program] [0mBuffalo buffalo buffalo Buffalo buffalo
+[33m[stage-12] [0m[94m$ echo -n "I see 1 cat, 2 dogs and 3 cows" | ./your_grep.sh -E "I see (\d (cat|dog|cow)s?(, | and )?)+"[0m
+[33m[your_program] [0mI see 1 cat, 2 dogs and 3 cows
 [33m[stage-12] [0m[92m✓ Received exit code 0.[0m
 [33m[stage-12] [0m[94m$ echo -n "Will, will Will will Will Will's will" | ./your_grep.sh -E "^([Ww]ill(, | |'s )?)+$"[0m
 [33m[your_program] [0mWill, will Will will Will Will's will
diff --git a/internal/test_helpers/fixtures/backreferences_nested/success b/internal/test_helpers/fixtures/backreferences_nested/success
@@ -127,8 +127,8 @@
 [33m[stage-12] [0m[92m✓ Received exit code 0.[0m
 [33m[stage-12] [0m[94m$ echo -n "a cow" | ./your_grep.sh -E "a (cat|dog)"[0m
 [33m[stage-12] [0m[92m✓ Received exit code 1.[0m
-[33m[stage-12] [0m[94m$ echo -n "Buffalo buffalo buffalo Buffalo buffalo" | ./your_grep.sh -E "^((Buffalo|buffalo)[ ]?)+$"[0m
-[33m[your_program] [0mBuffalo buffalo buffalo Buffalo buffalo
+[33m[stage-12] [0m[94m$ echo -n "I see 1 cat, 2 dogs and 3 cows" | ./your_grep.sh -E "I see (\d (cat|dog|cow)s?(, | and )?)+"[0m
+[33m[your_program] [0mI see 1 cat, 2 dogs and 3 cows
 [33m[stage-12] [0m[92m✓ Received exit code 0.[0m
 [33m[stage-12] [0m[94m$ echo -n "Will, will Will will Will Will's will" | ./your_grep.sh -E "^([Ww]ill(, | |'s )?)+$"[0m
 [33m[your_program] [0mWill, will Will will Will Will's will
diff --git a/internal/test_helpers/fixtures/backreferences_single/success b/internal/test_helpers/fixtures/backreferences_single/success
@@ -45,8 +45,8 @@
 [33m[stage-12] [0m[92m✓ Received exit code 0.[0m
 [33m[stage-12] [0m[94m$ echo -n "a cow" | ./your_grep.sh -E "a (cat|dog)"[0m
 [33m[stage-12] [0m[92m✓ Received exit code 1.[0m
-[33m[stage-12] [0m[94m$ echo -n "Buffalo buffalo buffalo Buffalo buffalo" | ./your_grep.sh -E "^((Buffalo|buffalo)[ ]?)+$"[0m
-[33m[your_program] [0mBuffalo buffalo buffalo Buffalo buffalo
+[33m[stage-12] [0m[94m$ echo -n "I see 1 cat, 2 dogs and 3 cows" | ./your_grep.sh -E "I see (\d (cat|dog|cow)s?(, | and )?)+"[0m
+[33m[your_program] [0mI see 1 cat, 2 dogs and 3 cows
 [33m[stage-12] [0m[92m✓ Received exit code 0.[0m
 [33m[stage-12] [0m[94m$ echo -n "Will, will Will will Will Will's will" | ./your_grep.sh -E "^([Ww]ill(, | |'s )?)+$"[0m
 [33m[your_program] [0mWill, will Will will Will Will's will

Original file line number	Diff line number	Diff line change
`@@ -17,8 +17,8 @@ func testAlternation(stageHarness *test_case_harness.TestCaseHarness) error {`
`17`	`17`	`ExpectedExitCode: 1,`
`18`	`18`	`},`
`19`	`19`	`{`
`20`		`- Pattern: "^((Buffalo\|buffalo)[ ]?)+$",`
`21`		`- Input: "Buffalo buffalo buffalo Buffalo buffalo",`
	`20`	`+ Pattern: "^I see (\\d (cat\|dog\|cow)s?(, \| and )?)+$",`
	`21`	`+ Input: "I see 1 cat, 2 dogs and 3 cows",`
`22`	`22`	`ExpectedExitCode: 0,`
`23`	`23`	`},`
`24`	`24`	`{`
-Original file line number
+Diff line change
 [33m[stage-12] [0m[92m✓ Received exit code 0.[0m
 [33m[stage-12] [0m[94m$ echo -n "a cow" | ./your_grep.sh -E "a (cat|dog)"[0m
 [33m[stage-12] [0m[92m✓ Received exit code 1.[0m
 -[33m[stage-12] [0m[94m$ echo -n "Buffalo buffalo buffalo Buffalo buffalo" | ./your_grep.sh -E "^((Buffalo|buffalo)[ ]?)+$"[0m
 -[33m[your_program] [0mBuffalo buffalo buffalo Buffalo buffalo
 +[33m[stage-12] [0m[94m$ echo -n "I see 1 cat, 2 dogs and 3 cows" | ./your_grep.sh -E "I see (\d (cat|dog|cow)s?(, | and )?)+"[0m
 +[33m[your_program] [0mI see 1 cat, 2 dogs and 3 cows
 [33m[stage-12] [0m[92m✓ Received exit code 0.[0m
 [33m[stage-12] [0m[94m$ echo -n "Will, will Will will Will Will's will" | ./your_grep.sh -E "^([Ww]ill(, | |'s )?)+$"[0m
 [33m[your_program] [0mWill, will Will will Will Will's will