[git commit] diff.tests: add testcases for -B and single line changes

Denys Vlasenko vda.linux at googlemail.com
Fri Jul 31 14:51:15 UTC 2015


commit: http://git.busybox.net/busybox/commit/?id=ad27a6d3265b2e8a27030a01121afed639bed2da
branch: http://git.busybox.net/busybox/commit/?id=refs/heads/master

Add testcases for -B and single line changes.

Signed-off-by: Aaro Koskinen <aaro.koskinen at iki.fi>
Signed-off-by: Denys Vlasenko <vda.linux at googlemail.com>
---
 testsuite/diff.tests |   12 ++++++++++++
 1 files changed, 12 insertions(+), 0 deletions(-)

diff --git a/testsuite/diff.tests b/testsuite/diff.tests
index 84d8538..0ced0f2 100755
--- a/testsuite/diff.tests
+++ b/testsuite/diff.tests
@@ -98,6 +98,18 @@ testing "diff -B does not ignore changes whose lines are not all blank" \
 	"a\n" \
 	"\nb\n\n"
 
+testing "diff -B ignores blank single line change" \
+	'diff -qB - input; echo $?' \
+	"0\n" \
+	"\n1\n" \
+	"1\n"
+
+testing "diff -B does not ignore non-blank single line change" \
+	'diff -qB - input; echo $?' \
+	"Files - and input differ\n1\n" \
+	"0\n" \
+	"1\n"
+
 testing "diff always takes context from old file" \
 	"diff -ub - input | $TRIM_TAB" \
 "\


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