Add compatibility test for php. (#3041)

* Add compatibility test for php.

* Revert API incompatible change.

1 files changed, 12 insertions, 1 deletions

diff --git a/tests.sh b/tests.sh
index edb37da7..96550cb9 100755
--- a/tests.sh
+++ b/tests.sh
@@ -545,7 +545,12 @@ build_php7.0_mac() {
   popd
 }
 
-build_php_all() {
+build_php_compatibility() {
+  internal_build_cpp
+  php/tests/compatibility_test.sh
+}
+
+build_php_all_32() {
   build_php5.5
   build_php5.6
   build_php7.0
@@ -557,6 +562,11 @@ build_php_all() {
   build_php7.0_zts_c
 }
 
+build_php_all() {
+  build_php_all_32
+  build_php_compatibility
+}
+
 # Note: travis currently does not support testing more than one language so the
 # .travis.yml cheats and claims to only be cpp.  If they add multiple language
 # support, this should probably get updated to install steps and/or
@@ -595,6 +605,7 @@ Usage: $0 { cpp |
             php5.6_c |
             php7.0   |
             php7.0_c |
+            php_compatibility |
             php_all)
 "
   exit 1