Update test cases to modify regex patterns for animal counting and adjust expected exit codes

Author: andy1li

internal/stage_alternation.go

@@ -17,14 +17,14 @@ func testAlternation(stageHarness *test_case_harness.TestCaseHarness) error {
 			ExpectedExitCode: 1,
 		},
 		{
-			Pattern:          "^([Ww]ill(, | |'s )?)+$",
-			Input:            "Will, will Will will Will Will's will",
+			Pattern:          "^I see (\\d (cat|dog|cow)s?(, | and )?)+$",
+			Input:            "I see 1 cat, 2 dogs and 3 cows",
 			ExpectedExitCode: 0,
 		},
 		{
-			Pattern:          "^I see (\\d (cat|dog|cow)s?(, | and )?)+$",
+			Pattern:          "^I see (\\d (cat|dog|cow)(, | and )?)+$",
 			Input:            "I see 1 cat, 2 dogs and 3 cows",
-			ExpectedExitCode: 0,
+			ExpectedExitCode: 1,
 		},
 	}
 

internal/test_helpers/fixtures/alternation/success

@@ -4,12 +4,11 @@
 [stage-12] ✓ Received exit code 0.
 [stage-12] $ echo -n "a cow" | ./your_grep.sh -E "a (cat|dog)"
 [stage-12] ✓ Received exit code 1.
-[stage-12] $ echo -n "Will, will Will will Will Will's will" | ./your_grep.sh -E "^([Ww]ill(, | |'s )?)+$"
-[your_program] Will, will Will will Will Will's will
-[stage-12] ✓ Received exit code 0.
 [stage-12] $ echo -n "I see 1 cat, 2 dogs and 3 cows" | ./your_grep.sh -E "^I see (\d (cat|dog|cow)s?(, | and )?)+$"
 [your_program] I see 1 cat, 2 dogs and 3 cows
 [stage-12] ✓ Received exit code 0.
+[stage-12] $ echo -n "I see 1 cat, 2 dogs and 3 cows" | ./your_grep.sh -E "^I see (\d (cat|dog|cow)(, | and )?)+$"
+[stage-12] ✓ Received exit code 1.
 [stage-12] Test passed.
 
 [stage-11] Running tests for Stage #11: zb3

internal/test_helpers/fixtures/backreferences_multiple/success

@@ -86,12 +86,11 @@
 [stage-12] ✓ Received exit code 0.
 [stage-12] $ echo -n "a cow" | ./your_grep.sh -E "a (cat|dog)"
 [stage-12] ✓ Received exit code 1.
-[stage-12] $ echo -n "Will, will Will will Will Will's will" | ./your_grep.sh -E "^([Ww]ill(, | |'s )?)+$"
-[your_program] Will, will Will will Will Will's will
-[stage-12] ✓ Received exit code 0.
 [stage-12] $ echo -n "I see 1 cat, 2 dogs and 3 cows" | ./your_grep.sh -E "^I see (\d (cat|dog|cow)s?(, | and )?)+$"
 [your_program] I see 1 cat, 2 dogs and 3 cows
 [stage-12] ✓ Received exit code 0.
+[stage-12] $ echo -n "I see 1 cat, 2 dogs and 3 cows" | ./your_grep.sh -E "^I see (\d (cat|dog|cow)(, | and )?)+$"
+[stage-12] ✓ Received exit code 1.
 [stage-12] Test passed.
 
 [stage-11] Running tests for Stage #11: zb3

internal/test_helpers/fixtures/backreferences_nested/success

@@ -127,12 +127,11 @@
 [stage-12] ✓ Received exit code 0.
 [stage-12] $ echo -n "a cow" | ./your_grep.sh -E "a (cat|dog)"
 [stage-12] ✓ Received exit code 1.
-[stage-12] $ echo -n "Will, will Will will Will Will's will" | ./your_grep.sh -E "^([Ww]ill(, | |'s )?)+$"
-[your_program] Will, will Will will Will Will's will
-[stage-12] ✓ Received exit code 0.
 [stage-12] $ echo -n "I see 1 cat, 2 dogs and 3 cows" | ./your_grep.sh -E "^I see (\d (cat|dog|cow)s?(, | and )?)+$"
 [your_program] I see 1 cat, 2 dogs and 3 cows
 [stage-12] ✓ Received exit code 0.
+[stage-12] $ echo -n "I see 1 cat, 2 dogs and 3 cows" | ./your_grep.sh -E "^I see (\d (cat|dog|cow)(, | and )?)+$"
+[stage-12] ✓ Received exit code 1.
 [stage-12] Test passed.
 
 [stage-11] Running tests for Stage #11: zb3

internal/test_helpers/fixtures/backreferences_single/success

@@ -45,12 +45,11 @@
 [stage-12] ✓ Received exit code 0.
 [stage-12] $ echo -n "a cow" | ./your_grep.sh -E "a (cat|dog)"
 [stage-12] ✓ Received exit code 1.
-[stage-12] $ echo -n "Will, will Will will Will Will's will" | ./your_grep.sh -E "^([Ww]ill(, | |'s )?)+$"
-[your_program] Will, will Will will Will Will's will
-[stage-12] ✓ Received exit code 0.
 [stage-12] $ echo -n "I see 1 cat, 2 dogs and 3 cows" | ./your_grep.sh -E "^I see (\d (cat|dog|cow)s?(, | and )?)+$"
 [your_program] I see 1 cat, 2 dogs and 3 cows
 [stage-12] ✓ Received exit code 0.
+[stage-12] $ echo -n "I see 1 cat, 2 dogs and 3 cows" | ./your_grep.sh -E "^I see (\d (cat|dog|cow)(, | and )?)+$"
+[stage-12] ✓ Received exit code 1.
 [stage-12] Test passed.
 
 [stage-11] Running tests for Stage #11: zb3