From c8f4c755c3df8f8a9a304a55036baa9ea20cf943 Mon Sep 17 00:00:00 2001
From: Harry Jeffery <harry@exec64.co.uk>
Date: Tue, 8 Dec 2015 16:36:26 +0000
Subject: Add testing infrastructure

---
 .gitignore       |  1 +
 Makefile         | 13 +++++++++++--
 README.md        |  7 +++++++
 test/navigator.c | 29 +++++++++++++++++++++++++++++
 4 files changed, 48 insertions(+), 2 deletions(-)
 create mode 100644 test/navigator.c

diff --git a/.gitignore b/.gitignore
index 6809670..8b497f2 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 imv
 *.o
+test_*
diff --git a/Makefile b/Makefile
index 8088f8e..d589faa 100644
--- a/Makefile
+++ b/Makefile
@@ -1,4 +1,4 @@
-.PHONY: clean install uninstall
+.PHONY: clean check install uninstall
 
 prefix = /usr
 
@@ -10,6 +10,7 @@ BUILDDIR = build
 
 SOURCES = $(wildcard src/*.c)
 OBJECTS = $(patsubst src/%.c,$(BUILDDIR)/%.o,$(SOURCES))
+TESTS = $(patsubst test/%.c,test_%,$(wildcard test/*.c))
 
 VERSION = "v1.1.0"
 
@@ -27,8 +28,16 @@ $(BUILDDIR)/%.o: src/%.c
 	@echo "COMPILING $@"
 	@$(CC) -c $(CFLAGS) -o $@ $<
 
+test_%: test/%.c src/%.c
+	@echo "BUILDING $@"
+	@$(CC) -o $@ -Isrc -W -Wall -std=gnu11 -lcmocka $^
+
+check: $(TESTS)
+	@echo "RUNNING TESTS"
+	@for t in "$(TESTS)"; do ./$$t; done
+
 clean:
-	@$(RM) $(TARGET) $(OBJECTS)
+	@$(RM) $(TARGET) $(OBJECTS) $(TESTS)
 
 install: $(TARGET)
 	install -D -m 0755 $(TARGET) $(DESTDIR)$(prefix)/bin/imv
diff --git a/README.md b/README.md
index 1598ca6..b6199a8 100644
--- a/README.md
+++ b/README.md
@@ -51,6 +51,13 @@ Installation
     $ make
     # make install
 
+Tests
+-----
+
+`imv` has a work-in-progress test suite. The test suite requires `cmocka`.
+
+    $ make check
+
 Contact
 -------
 
diff --git a/test/navigator.c b/test/navigator.c
new file mode 100644
index 0000000..66f3a43
--- /dev/null
+++ b/test/navigator.c
@@ -0,0 +1,29 @@
+#include <stdarg.h>
+#include <stddef.h>
+#include <setjmp.h>
+#include <cmocka.h>
+
+#include "navigator.h"
+
+static void test_navigator_add(void **state)
+{
+  (void)state;
+  struct imv_navigator nav;
+  imv_navigator_init(&nav);
+
+  assert_false(imv_navigator_poll_changed(&nav));
+  imv_navigator_add(&nav, "path/to/some/file", 0);
+  assert_true(imv_navigator_poll_changed(&nav));
+  assert_string_equal(imv_navigator_selection(&nav), "path/to/some/file");
+
+  imv_navigator_destroy(&nav);
+}
+
+int main(void)
+{
+  const struct CMUnitTest tests[] = {
+    cmocka_unit_test(test_navigator_add),
+  };
+
+  return cmocka_run_group_tests(tests, NULL, NULL);
+}
-- 
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