[PATCH v2 04/15] diff tests: don't ignore "git diff" exit code

From

Ævar Arnfjörð Bjarmason <avarab@gmail.com>

Date

Mar 7, 2022, 12:48 UTC

Message-ID

<patch-v2-04.15-a425ced5609-20220307T124817Z-avarab@gmail.com>

In-Reply-To

<cover-v2-00.15-00000000000-20220307T124817Z-avarab@gmail.com>

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
---
 t/t4020-diff-external.sh | 49 ++++++++++++++++++----------------------
 1 file changed, 22 insertions(+), 27 deletions(-)

diff --git a/t/t4020-diff-external.sh b/t/t4020-diff-external.sh
index 54bb8ef27e7..879ee04d291 100755
--- a/t/t4020-diff-external.sh
+++ b/t/t4020-diff-external.sh
@@ -37,17 +37,15 @@ test_expect_success 'GIT_EXTERNAL_DIFF environment' '
 
 '
 
-test_expect_success 'GIT_EXTERNAL_DIFF environment should apply only to diff' '
-
-	GIT_EXTERNAL_DIFF=echo git log -p -1 HEAD |
-	grep "^diff --git a/file b/file"
+test_expect_success !SANITIZE_LEAK 'GIT_EXTERNAL_DIFF environment should apply only to diff' '
+	GIT_EXTERNAL_DIFF=echo git log -p -1 HEAD >out &&
+	grep "^diff --git a/file b/file" out
 
 '
 
 test_expect_success 'GIT_EXTERNAL_DIFF environment and --no-ext-diff' '
-
-	GIT_EXTERNAL_DIFF=echo git diff --no-ext-diff |
-	grep "^diff --git a/file b/file"
+	GIT_EXTERNAL_DIFF=echo git diff --no-ext-diff >out &&
+	grep "^diff --git a/file b/file" out
 
 '
 
@@ -83,16 +81,16 @@ test_expect_success 'diff.external' '
 	}
 '
 
-test_expect_success 'diff.external should apply only to diff' '
+test_expect_success !SANITIZE_LEAK 'diff.external should apply only to diff' '
 	test_config diff.external echo &&
-	git log -p -1 HEAD |
-	grep "^diff --git a/file b/file"
+	git log -p -1 HEAD >out &&
+	grep "^diff --git a/file b/file" out
 '
 
 test_expect_success 'diff.external and --no-ext-diff' '
 	test_config diff.external echo &&
-	git diff --no-ext-diff |
-	grep "^diff --git a/file b/file"
+	git diff --no-ext-diff >out &&
+	grep "^diff --git a/file b/file" out
 '
 
 test_expect_success 'diff attribute' '
@@ -115,17 +113,15 @@ test_expect_success 'diff attribute' '
 
 '
 
-test_expect_success 'diff attribute should apply only to diff' '
-
-	git log -p -1 HEAD |
-	grep "^diff --git a/file b/file"
+test_expect_success !SANITIZE_LEAK 'diff attribute should apply only to diff' '
+	git log -p -1 HEAD >out &&
+	grep "^diff --git a/file b/file" out
 
 '
 
 test_expect_success 'diff attribute and --no-ext-diff' '
-
-	git diff --no-ext-diff |
-	grep "^diff --git a/file b/file"
+	git diff --no-ext-diff >out &&
+	grep "^diff --git a/file b/file" out
 
 '
 
@@ -148,17 +144,15 @@ test_expect_success 'diff attribute' '
 
 '
 
-test_expect_success 'diff attribute should apply only to diff' '
-
-	git log -p -1 HEAD |
-	grep "^diff --git a/file b/file"
+test_expect_success !SANITIZE_LEAK 'diff attribute should apply only to diff' '
+	git log -p -1 HEAD >out &&
+	grep "^diff --git a/file b/file" out
 
 '
 
 test_expect_success 'diff attribute and --no-ext-diff' '
-
-	git diff --no-ext-diff |
-	grep "^diff --git a/file b/file"
+	git diff --no-ext-diff >out &&
+	grep "^diff --git a/file b/file" out
 
 '
 
@@ -177,7 +171,8 @@ test_expect_success 'attributes trump GIT_EXTERNAL_DIFF and diff.external' '
 
 test_expect_success 'no diff with -diff' '
 	echo >.gitattributes "file -diff" &&
-	git diff | grep Binary
+	git diff >out &&
+	grep Binary out
 '
 
 echo NULZbetweenZwords | perl -pe 'y/Z/\000/' > file

-- 
2.35.1.1242.gfeba0eae32b