pkg/compiler: add tests for generation phase

Add errors3.txt with tests for errors that are produced during generation phase.
Refactor tests to reduce duplication.
Tidy struct/union size errors: better locations and make testable.

1 files changed, 2 insertions, 2 deletions

diff --git a/pkg/ast/parser_test.go b/pkg/ast/parser_test.go
index f1458e3e7..edbabf3d3 100644
--- a/pkg/ast/parser_test.go
+++ b/pkg/ast/parser_test.go
@@ -108,13 +108,13 @@ func TestErrors(t *testing.T) {
 			em := NewErrorMatcher(t, filepath.Join("testdata", name))
 			desc := Parse(em.Data, name, em.ErrorHandler)
 			if desc != nil && em.Count() != 0 {
-				em.DumpErrors(t)
+				em.DumpErrors()
 				t.Fatalf("parsing succeed, but got errors")
 			}
 			if desc == nil && em.Count() == 0 {
 				t.Fatalf("parsing failed, but got no errors")
 			}
-			em.Check(t)
+			em.Check()
 		})
 	}
 }