Add mock_runtime_test for deno_last_exception.

sposam · Jul 24, 2018 · b87e6d5 · b87e6d5
1 parent 7baf8a0
commit b87e6d5
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Showing 2 changed files with 7 additions and 5 deletions.
diff --git a/js/mock_runtime.js b/js/mock_runtime.js
@@ -31,9 +31,8 @@ global.SendSuccess = () => {
  });
 };
 
-global.SendByteLength = () => {
+global.SendWrongByteLength = () => {
  deno.recv(msg => {
- assert(msg instanceof ArrayBuffer);
  assert(msg.byteLength === 3);
  });
 };

diff --git a/src/mock_runtime_test.cc b/src/mock_runtime_test.cc
@@ -41,11 +41,14 @@ TEST(MockRuntimeTest, SendSuccess) {
  deno_delete(d);
 }
 
-TEST(MockRuntimeTest, SendByteLength) {
+TEST(MockRuntimeTest, SendWrongByteLength) {
  Deno* d = deno_new(nullptr, nullptr);
- EXPECT_TRUE(deno_execute(d, "a.js", "SendByteLength()"));
- // We pub the wrong sized message, it should throw.
+ EXPECT_TRUE(deno_execute(d, "a.js", "SendWrongByteLength()"));
+ // deno_send the wrong sized message, it should throw.
  EXPECT_FALSE(deno_send(d, strbuf("abcd")));
+ std::string exception = deno_last_exception(d);
+ EXPECT_GT(exception.length(), 1);
+ EXPECT_NE(exception.find("assert"), std::string::npos);
  deno_delete(d);
 }