btrfs-progs: tests: pull and build reiserfs lib inside CI

The functionality needed to support reiserfs in convert has been added
recently and is not yet available in the CI images, so we'll download
and build it there.

Signed-off-by: David Sterba <dsterba@suse.com>

.travis.yml

@@ -23,7 +23,8 @@ compiler:
   - gcc
   - clang
 
-cache: ccache
+cache:
+  ccache: true
 
 git:
   depth: 2
@@ -60,8 +61,19 @@ addons:
     branch_pattern: coverity_scan
 
 script:
+  - "mkdir tmp-reiser;
+     cd tmp-reiser;
+     wget https://www.kernel.org/pub/linux/kernel/people/jeffm/reiserfsprogs/v3.6.27/reiserfsprogs-3.6.27.tar.xz;
+     tar xf reiserfsprogs-3.6.27.tar.xz;
+     cd reiserfsprogs-3.6.27;
+     ./configure --prefix=/usr;
+     make all;
+     sudo make install;
+     cd ../..
+    "
   - "./autogen.sh && ./configure --disable-documentation && make"
-  - "make TEST_LOG=dump test-cli"
-  - "make TEST_LOG=dump test-mkfs"
-  - "make TEST_LOG=dump test-check"
-  - "make TEST_LOG=dump test-misc"
+  - "if ./travis-should-run-test; then make TEST_LOG=dump test-cli; fi"
+  - "if ./travis-should-run-test; then make TEST_LOG=dump test-mkfs; fi"
+  - "if ./travis-should-run-test; then make TEST_LOG=dump test-check; fi"
+  - "if ./travis-should-run-test; then make TEST_LOG=dump test-misc; fi"
+  - "if [ $TRAVIS_BRANCH = release-test ]; then make TEST_LOG=dump test-convert; fi"

travis-should-run-test

@@ -0,0 +1,24 @@
+#!/bin/sh
+
+if [ -z "$TRAVIS_BRANCH" ] ; then
+	# no branch? run anyway
+	exit 0
+fi
+
+# no tests
+if [ "$TRAVIS_BRANCH" = 'coverity_scan' ]; then
+	exit 1
+fi
+
+# quick tests
+if [ "$TRAVIS_BRANCH" = 'devel' -o "$TRAVIS_BRANCH" = 'master' ]; then
+	exit 0
+fi
+
+# all tests
+if [ "$TRAVIS_BRANCH" = 'release-test' ]; then
+	exit 0
+fi
+
+# branch not recognized
+exit 1