1 files changed, 51 insertions, 4 deletions

diff --git a/tools/interop_matrix/client_matrix.py b/tools/interop_matrix/client_matrix.py
index bb9222d953..ff3344cd95 100644
--- a/tools/interop_matrix/client_matrix.py
+++ b/tools/interop_matrix/client_matrix.py
@@ -13,7 +13,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-# Dictionaries used for client matrix testing.
+# Defines languages, runtimes and releases for backward compatibility testing
 
 
 def get_github_repo(lang):
@@ -53,8 +53,7 @@ LANG_RUNTIME_MATRIX = {
     'csharp': ['csharp', 'csharpcoreclr'],
 }
 
-# Dictionary of releases per language.  For each language, we need to provide
-# a release tag pointing to the latest build of the branch.
+# Dictionary of known releases for given language.
 LANG_RELEASE_MATRIX = {
     'cxx': [
         {
@@ -99,6 +98,12 @@ LANG_RELEASE_MATRIX = {
         {
             'v1.14.1': None
         },
+        {
+            'v1.15.0': None
+        },
+        {
+            'v1.16.0': None
+        },
     ],
     'go': [
         {
@@ -135,7 +140,19 @@ LANG_RELEASE_MATRIX = {
             'v1.11.3': None
         },
         {
-            'v1.12.0': None
+            'v1.12.2': None
+        },
+        {
+            'v1.13.0': None
+        },
+        {
+            'v1.14.0': None
+        },
+        {
+            'v1.15.0': None
+        },
+        {
+            'v1.16.0': None
         },
     ],
     'java': [
@@ -184,6 +201,12 @@ LANG_RELEASE_MATRIX = {
         {
             'v1.14.0': None
         },
+        {
+            'v1.15.0': None
+        },
+        {
+            'v1.16.1': None
+        },
     ],
     'python': [
         {
@@ -228,6 +251,12 @@ LANG_RELEASE_MATRIX = {
         {
             'v1.14.1': None
         },
+        {
+            'v1.15.0': None
+        },
+        {
+            'v1.16.0': None
+        },
     ],
     'node': [
         {
@@ -316,6 +345,12 @@ LANG_RELEASE_MATRIX = {
         {
             'v1.14.1': None
         },
+        {
+            'v1.15.0': None
+        },
+        {
+            'v1.16.0': None
+        },
     ],
     'php': [
         {
@@ -360,6 +395,12 @@ LANG_RELEASE_MATRIX = {
         {
             'v1.14.1': None
         },
+        {
+            'v1.15.0': None
+        },
+        {
+            'v1.16.0': None
+        },
     ],
     'csharp': [
         {
@@ -409,6 +450,12 @@ LANG_RELEASE_MATRIX = {
         {
             'v1.14.1': None
         },
+        {
+            'v1.15.0': None
+        },
+        {
+            'v1.16.0': None
+        },
     ],
 }