t0003: avoid pipes with Git on LHS

Pipes ignore error codes of LHS command and thus we should not use them
with Git in tests. As an alternative, use a 'tmp' file to write the Git
output so we can test the exit code.

Signed-off-by: Shubham Mishra <[email protected]>
Signed-off-by: Junio C Hamano <[email protected]>

Author: Shubham8287

t/t0003-attributes.sh

@@ -205,15 +205,18 @@ test_expect_success 'attribute test: read paths from stdin' '
 test_expect_success 'attribute test: --all option' '
 	grep -v unspecified <expect-all | sort >specified-all &&
 	sed -e "s/:.*//" <expect-all | uniq >stdin-all &&
-	git check-attr --stdin --all <stdin-all | sort >actual &&
+	git check-attr --stdin --all <stdin-all >tmp &&
+	sort tmp >actual &&
 	test_cmp specified-all actual
 '
 
 test_expect_success 'attribute test: --cached option' '
-	git check-attr --cached --stdin --all <stdin-all | sort >actual &&
+	git check-attr --cached --stdin --all <stdin-all >tmp &&
+	sort tmp >actual &&
 	test_must_be_empty actual &&
 	git add .gitattributes a/.gitattributes a/b/.gitattributes &&
-	git check-attr --cached --stdin --all <stdin-all | sort >actual &&
+	git check-attr --cached --stdin --all <stdin-all >tmp &&
+	sort tmp >actual &&
 	test_cmp specified-all actual
 '