From d3edca1670ffc448570745bcc060e8dcce7966c3 Mon Sep 17 00:00:00 2001
From: Jakob Kaivo <jkk@ung.org>
Date: Tue, 1 Jan 2019 09:19:05 -0500
Subject: initial test types and output

---
 test.c | 68 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 test.h | 15 +++++++++++++++
 2 files changed, 83 insertions(+)
 create mode 100644 test.c
 create mode 100644 test.h

diff --git a/test.c b/test.c
new file mode 100644
index 0000000..43e9bf7
--- /dev/null
+++ b/test.c
@@ -0,0 +1,68 @@
+#include <stdio.h>
+#include <stdarg.h>
+
+typedef enum {
+	DEFAULT = 39,
+	RED = 31,
+	GREEN = 32,
+	YELLOW = 33,
+	BLUE = 34,
+	MAGENTA = 35
+} Color;
+
+static void set_output_color(Color c)
+{
+	printf("\033[%dm", c);
+}
+
+static void print_result(int success, const char *format, ...)
+{
+	va_list ap;
+	Color color = GREEN;
+	char indicator = '+';
+
+	if (!success) {
+		color = RED;
+		indicator = '!';
+	}
+
+	set_output_color(color);
+	printf("%c ", indicator);
+
+	va_start(ap, format);
+	vprintf(format, ap);
+	va_end(ap);
+
+	printf("\n");
+	set_output_color(DEFAULT);
+}
+
+void testing_header(const char *header)
+{
+	printf("Testing header ");
+	set_output_color(MAGENTA);
+	printf("<%s>", header);
+	set_output_color(DEFAULT);
+	printf("\n");
+}
+
+void testing_comment(const char *comment)
+{
+	printf("- %s\n", comment);
+}
+
+void test_int_equals_imp(const char *expression, int result, int expected)
+{
+	print_result(result == expected, "%s == %d", expression, expected);
+}
+
+void test_void_imp(const char *expression)
+{
+	printf("? %s\n", expression);
+}
+
+void test_bool_imp(const char *expression, int result, int expected)
+{
+	int success = (result && expected) || (!result && !expected);
+	print_result(success, "%s%s", expected ? "" : "!", expression);
+}
diff --git a/test.h b/test.h
new file mode 100644
index 0000000..6eedc6f
--- /dev/null
+++ b/test.h
@@ -0,0 +1,15 @@
+void testing_header(const char *);
+void testing_comment(const char*);
+
+void test_int_equals_imp(const char*, int, int);
+#define test_int_equals(expression, expected) test_int_equals_imp(#expression, expression, expected)
+
+void test_void_imp(const char*);
+#define test_void(expression) test_void_imp(#expression); (void)expression
+
+void test_bool_imp(const char *, int, int);
+#define test_false(expression) test_bool_imp(#expression, expression, 0)
+#define test_true(expression) test_bool_imp(#expression, expression, 1)
+
+void test_assert(void);
+void test_ctype(void);
-- 
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