break a2e_chk_last into separate function

test/append-test-log.c

@@ -27,10 +27,22 @@
 #include "util.h"
 #include "append-test-log.h"
 
+// Local Types
+
+typedef struct LogData LogData;
+
+struct LogData
+{
+	TestState state;
+	TestLogEntry first, second;
+};
+
 // Local Prototypes
 
 static void append_to_empty(TestState *);
 static void append_to_existing(TestState *);
+static void a2e_chk_last(TestState *, LogData *);
+static void mk_log_data(LogData *);
 
 static void chk_ptr_chg(
 	TestState *,
@@ -91,41 +103,48 @@ append_to_empty(TestState *s)
 static void
 append_to_existing(TestState *s)
 {
-	TestState test;
-	TestLogEntry first, second;
+	LogData ld;
 	print("\tappend to existing\n");
-
-	// build initial state/log
-	mk_sample_state(&test);
-	first.text = "foo";
-	first.next = &second;
-	second.text = "bar";
-	second.next = 0;
-	test.first_log = &first;
-	test.last_log = &second;
-
-	append_test_log(&test, "baz");
+	mk_log_data(&ld);
+	append_test_log(&ld.state, "baz");
 
 	// first shouldn't change
 	print("\t\tfirst_log\n");
 	chk_ptr_eq(
 		s,
 		"ERROR: append_test_log(): first_log:",
-		test.first_log,
-		&first
+		ld.state.first_log,
+		&ld.first
 	);
 
-	// last should change
+	a2e_chk_last(s, &ld);
+}
+
+static void
+a2e_chk_last(TestState *s, LogData *ld)
+{
 	print("\t\tlast_log\n");
 	chk_ptr_chg(
 		s,
 		"\t\t\t",
 		"ERROR: append_test_log(): last_log:",
-		test.last_log,
-		&second
+		ld->state.last_log,
+		&ld->second
 	);
 }
 
+static void
+mk_log_data(LogData *ld)
+{
+	mk_sample_state(&ld->state);
+	ld->state.first_log = &ld->first;
+	ld->state.last_log = &ld->second;
+	ld->first.text = "foo";
+	ld->first.next = &ld->second;
+	ld->second.text = "bar";
+	ld->second.next = 0;
+}
+
 static void
 chk_ptr_chg(
 	TestState *s,