Initial commit

pkg/syscallobf/syscallobf_test.go

@@ -0,0 +1,35 @@
+package syscallobf
+
+import "testing"
+
+func TestEncodeDecodeTrap(t *testing.T) {
+	initDispatchKey()
+
+	tests := []uintptr{0, 1, 39, 62, 101, 0xDEAD, 0xFFFFFFFF}
+	for _, num := range tests {
+		encoded := EncodeTrap(num)
+		if encoded == num {
+			t.Errorf("EncodeTrap(%d) should not equal input", num)
+		}
+		decoded := DecodeTrap(encoded)
+		if decoded != num {
+			t.Errorf("DecodeTrap(EncodeTrap(%d)) = %d, want %d", num, decoded, num)
+		}
+	}
+}
+
+func TestEncodedSyscall(t *testing.T) {
+	initDispatchKey()
+
+	enc := NewEncodedSyscall(101)
+	if enc.Trap() != 101 {
+		t.Errorf("EncodedSyscall.Trap() = %d, want 101", enc.Trap())
+	}
+}
+
+func TestDispatchKeyNonZero(t *testing.T) {
+	initDispatchKey()
+	if dispatchKey == 0 {
+		t.Error("dispatchKey should not be 0")
+	}
+}