Upgrade bazel travis to 0.12.0 (#505)

Author: ittaiz

.travis.yml

@@ -16,9 +16,9 @@ os:
 
 env:
   # we want to test the last release
-  - V=0.11.1 TEST_SCRIPT=test_rules_scala.sh
-  - V=0.11.1 TEST_SCRIPT=test_intellij_aspect.sh
-  - V=0.11.1 TEST_SCRIPT=test_reproducibility.sh
+  - V=0.12.0 TEST_SCRIPT=test_rules_scala.sh
+  - V=0.12.0 TEST_SCRIPT=test_intellij_aspect.sh
+  - V=0.12.0 TEST_SCRIPT=test_reproducibility.sh
 
 before_install:
   - |

test_rules_scala.sh

@@ -150,9 +150,11 @@ test_scala_library_expect_failure_on_missing_direct_deps_warn_mode() {
 
 test_scala_library_expect_failure_on_missing_direct_java() {
   dependency_target='//test_expect_failure/missing_direct_deps/internal_deps:transitive_dependency'
+  #since bazel 0.12.0 the labels are only emmitted if ijar is in play 
+  dependency_file='test_expect_failure/missing_direct_deps/internal_deps/transitive_dependency_ijar.jar'
   test_target='//test_expect_failure/missing_direct_deps/internal_deps:transitive_dependency_java_user'
 
-  expected_message="$dependency_target[ \t]*to[ \t]*$test_target"
+  expected_message="$dependency_file.*$test_target"
 
   test_expect_failure_or_warning_on_missing_direct_deps_with_expected_message "${expected_message}" $test_target "--strict_java_deps=error"
 }
@@ -169,9 +171,10 @@ test_scala_library_expect_better_failure_message_on_missing_transitive_dependenc
 
 test_scala_library_expect_failure_on_missing_direct_deps_warn_mode_java() {
   dependency_target='//test_expect_failure/missing_direct_deps/internal_deps:transitive_dependency'
+  dependency_file='test_expect_failure/missing_direct_deps/internal_deps/transitive_dependency_ijar.jar'
   test_target='//test_expect_failure/missing_direct_deps/internal_deps:transitive_dependency_java_user'
 
-  local expected_message="buildozer 'add deps $dependency_target ' $test_target"
+  local expected_message="$dependency_file.*$test_target"
 
   test_expect_failure_or_warning_on_missing_direct_deps_with_expected_message "${expected_message}" ${test_target} "--strict_java_deps=warn" "ne"
 }