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-rw-r--r--scripts/qapi.py8
-rw-r--r--tests/Makefile.include1
-rw-r--r--tests/qapi-schema/flat-union-incomplete-branch.err1
-rw-r--r--tests/qapi-schema/flat-union-incomplete-branch.exit1
-rw-r--r--tests/qapi-schema/flat-union-incomplete-branch.json9
-rw-r--r--tests/qapi-schema/flat-union-incomplete-branch.out0
6 files changed, 20 insertions, 0 deletions
diff --git a/scripts/qapi.py b/scripts/qapi.py
index b13ae47899..0635bbb0c3 100644
--- a/scripts/qapi.py
+++ b/scripts/qapi.py
@@ -612,6 +612,14 @@ def check_union(expr, expr_info):
"enum '%s'" %
(key, enum_define["enum_name"]))
+ # If discriminator is user-defined, ensure all values are covered
+ if enum_define:
+ for value in enum_define['enum_values']:
+ if value not in members.keys():
+ raise QAPIExprError(expr_info,
+ "Union '%s' data missing '%s' branch"
+ % (name, value))
+
def check_alternate(expr, expr_info):
name = expr['alternate']
diff --git a/tests/Makefile.include b/tests/Makefile.include
index 2010b11b6c..a04c1991bb 100644
--- a/tests/Makefile.include
+++ b/tests/Makefile.include
@@ -326,6 +326,7 @@ qapi-schema += flat-union-base-any.json
qapi-schema += flat-union-base-union.json
qapi-schema += flat-union-clash-member.json
qapi-schema += flat-union-empty.json
+qapi-schema += flat-union-incomplete-branch.json
qapi-schema += flat-union-inline.json
qapi-schema += flat-union-int-branch.json
qapi-schema += flat-union-invalid-branch-key.json
diff --git a/tests/qapi-schema/flat-union-incomplete-branch.err b/tests/qapi-schema/flat-union-incomplete-branch.err
new file mode 100644
index 0000000000..e826bf0789
--- /dev/null
+++ b/tests/qapi-schema/flat-union-incomplete-branch.err
@@ -0,0 +1 @@
+tests/qapi-schema/flat-union-incomplete-branch.json:6: Union 'TestUnion' data missing 'value2' branch
diff --git a/tests/qapi-schema/flat-union-incomplete-branch.exit b/tests/qapi-schema/flat-union-incomplete-branch.exit
new file mode 100644
index 0000000000..d00491fd7e
--- /dev/null
+++ b/tests/qapi-schema/flat-union-incomplete-branch.exit
@@ -0,0 +1 @@
+1
diff --git a/tests/qapi-schema/flat-union-incomplete-branch.json b/tests/qapi-schema/flat-union-incomplete-branch.json
new file mode 100644
index 0000000000..25a411bc83
--- /dev/null
+++ b/tests/qapi-schema/flat-union-incomplete-branch.json
@@ -0,0 +1,9 @@
+# we require all branches of the union to be covered
+{ 'enum': 'TestEnum',
+ 'data': [ 'value1', 'value2' ] }
+{ 'struct': 'TestTypeA',
+ 'data': { 'string': 'str' } }
+{ 'union': 'TestUnion',
+ 'base': { 'type': 'TestEnum' },
+ 'discriminator': 'type',
+ 'data': { 'value1': 'TestTypeA' } }
diff --git a/tests/qapi-schema/flat-union-incomplete-branch.out b/tests/qapi-schema/flat-union-incomplete-branch.out
new file mode 100644
index 0000000000..e69de29bb2
--- /dev/null
+++ b/tests/qapi-schema/flat-union-incomplete-branch.out