Add tests for GetRootAs* in Go and Python

google · Jun 14, 2016 · 4832238 · 4832238
1 parent 1f8e3c1
commit 4832238
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diff --git a/tests/go_test.go b/tests/go_test.go
@@ -75,6 +75,9 @@ func TestAll(t *testing.T) {
 	CheckStructIsNotInlineError(t.Fatalf)
 	CheckFinishedBytesError(t.Fatalf)
 
+	// Verify that GetRootAs works for non-root tables
+	CheckGetRootAsForNonRootTable(t.Fatalf)
+
 	// Verify that using the generated Go code builds a buffer without
 	// returning errors:
 	generated, off := CheckGeneratedBuild(t.Fatalf)
@@ -964,6 +967,31 @@ func CheckManualBuild(fail func(string, ...interface{})) ([]byte, flatbuffers.UO
 	return b.Bytes, b.Head()
 }
 
+func CheckGetRootAsForNonRootTable(fail func(string, ...interface{})) {
+	b := flatbuffers.NewBuilder(0)
+	str := b.CreateString("MyStat")
+	example.StatStart(b)
+	example.StatAddId(b, str)
+	example.StatAddVal(b, 12345678)
+	example.StatAddCount(b, 12345)
+	stat_end := example.StatEnd(b)
+	b.Finish(stat_end)
+
+	stat := example.GetRootAsStat(b.Bytes, b.Head())
+
+	if got := stat.Id(); !bytes.Equal([]byte("MyStat"), got) {
+		fail(FailString("stat.Id()", "MyStat", got))
+	}
+
+	if got := stat.Val(); 12345678 != got {
+		fail(FailString("stat.Val()", 12345678, got))
+	}
+
+	if got := stat.Count(); 12345 != got {
+		fail(FailString("stat.Count()", 12345, got))
+	}
+}
+
 // CheckGeneratedBuild uses generated code to build the example Monster.
 func CheckGeneratedBuild(fail func(string, ...interface{})) ([]byte, flatbuffers.UOffsetT) {
 	b := flatbuffers.NewBuilder(0)

diff --git a/tests/py_test.py b/tests/py_test.py
@@ -1033,6 +1033,23 @@ def test_nondefault_monster_testhashes(self):
         self.assertEqual(7, mon2.Testhashs64Fnv1a())
         self.assertEqual(8, mon2.Testhashu64Fnv1a())
 
+    def test_getrootas_for_nonroot_table(self):
+        b = flatbuffers.Builder(0)
+        string = b.CreateString("MyStat")
+
+        MyGame.Example.Stat.StatStart(b)
+        MyGame.Example.Stat.StatAddId(b, string)
+        MyGame.Example.Stat.StatAddVal(b, 12345678)
+        MyGame.Example.Stat.StatAddCount(b, 12345)
+        stat = MyGame.Example.Stat.StatEnd(b)
+        b.Finish(stat)
+
+        stat2 = MyGame.Example.Stat.Stat.GetRootAsStat(b.Bytes, b.Head())
+
+        self.assertEqual(b"MyStat", stat2.Id())
+        self.assertEqual(12345678, stat2.Val())
+        self.assertEqual(12345, stat2.Count())
+
 
 class TestVtableDeduplication(unittest.TestCase):
     ''' TestVtableDeduplication verifies that vtables are deduplicated. '''