autopkgtests: provide t-apply-diff

diff --git a/debian/tests/control b/debian/tests/control
index 651e118f57809bd443f16714166780ece5258334..ea9ea6f1c7fc947840f8a43e33f527b5f6324157 100644 (file)
--- a/debian/tests/control
+++ b/debian/tests/control
@@ -1,3 +1,3 @@
 Tests: clone-nogit fetch-nogit push-newpackage
 Tests-Directory: tests/tests
-Depends: @
+Depends: @, devscripts

diff --git a/tests/lib b/tests/lib
index 94c4c7969ba0702e5a3bd6ff03beef9ee3ad683b..fb6059ba835d456cb0f795cfd0be535c5fd9e3fb 100644 (file)
--- a/tests/lib
+++ b/tests/lib
@@ -158,3 +158,10 @@ t-ref-dsc-dgit () {
                print $ref,"\n";
        ' <$tmp/incoming/${p}_${v}.dsc >$tmp/t.ref1
 }
+
+t-apply-diff () {
+       local v1=$1
+       local v2=$2
+       (cd $troot/pkg-srcs; debdiff ${p}_${v1}.dsc ${p}_${v2}.dsc) \
+               | patch -p1 -u
+}