Unit tests for printing and removal of gensvm_print_string

Using gensvm_print_string seemed unnecessary, so removed it

3 files changed, 94 insertions, 0 deletions

diff --git a/tests/data/test_err_print.txt b/tests/data/test_err_print.txt
new file mode 100644
index 0000000..4909594
--- /dev/null
+++ b/tests/data/test_err_print.txt
@@ -0,0 +1,2 @@
+This is some text.
+This is formatted text with 1.23.
diff --git a/tests/data/test_note_print.txt b/tests/data/test_note_print.txt
new file mode 100644
index 0000000..4909594
--- /dev/null
+++ b/tests/data/test_note_print.txt
@@ -0,0 +1,2 @@
+This is some text.
+This is formatted text with 1.23.
diff --git a/tests/src/test_gensvm_print.c b/tests/src/test_gensvm_print.c
new file mode 100644
index 0000000..761f820
--- /dev/null
+++ b/tests/src/test_gensvm_print.c
@@ -0,0 +1,90 @@
+/**
+ * @file test_gensvm_print.c
+ * @author Gertjan van den Burg
+ * @date September, 2016
+ * @brief Unit tests for gensvm_print.c functions
+ */
+
+#include "minunit.h"
+#include "gensvm_print.h"
+
+extern FILE *GENSVM_OUTPUT_FILE;
+extern FILE *GENSVM_ERROR_FILE;
+
+char *test_note()
+{
+	FILE *fid = NULL;
+	GENSVM_OUTPUT_FILE = fopen("./data/test_note_print.txt", "w");
+
+	// start test code //
+	note("This is some text.\n");
+	note("This is %s with %.2f.\n", "formatted text", 1.231234);
+
+	// close the output stream
+	fclose(GENSVM_OUTPUT_FILE);
+	GENSVM_OUTPUT_FILE = NULL;
+
+	note("This is some more text.\n");
+	note("This shouldn't appear in the output file.\n");
+
+	char buffer[MAX_LINE_LENGTH];
+	fid = fopen("./data/test_note_print.txt", "r");
+
+	fgets(buffer, MAX_LINE_LENGTH, fid);
+	mu_assert(strcmp(buffer, "This is some text.\n") == 0,
+			"Line doesn't contain expected content (1)");
+
+	fgets(buffer, MAX_LINE_LENGTH, fid);
+	mu_assert(strcmp(buffer, "This is formatted text with 1.23.\n") == 0,
+			"Line doesn't contain expected content (2)");
+
+	fclose(fid);
+
+	// end test code //
+
+	return NULL;
+}
+
+char *test_err()
+{
+	FILE *fid = NULL;
+	GENSVM_ERROR_FILE = fopen("./data/test_err_print.txt", "w");
+
+	// start test code //
+	err("This is some text.\n");
+	err("This is %s with %.2f.\n", "formatted text", 1.231234);
+
+	// close the output stream
+	fclose(GENSVM_ERROR_FILE);
+	GENSVM_ERROR_FILE = NULL;
+
+	err("This is some more text.\n");
+	err("This shouldn't appear in the output file.\n");
+
+	char buffer[MAX_LINE_LENGTH];
+	fid = fopen("./data/test_err_print.txt", "r");
+
+	fgets(buffer, MAX_LINE_LENGTH, fid);
+	mu_assert(strcmp(buffer, "This is some text.\n") == 0,
+			"Line doesn't contain expected content (1)");
+
+	fgets(buffer, MAX_LINE_LENGTH, fid);
+	mu_assert(strcmp(buffer, "This is formatted text with 1.23.\n") == 0,
+			"Line doesn't contain expected content (2)");
+
+	fclose(fid);
+
+	// end test code //
+	return NULL;
+}
+
+char *all_tests()
+{
+	mu_suite_start();
+	mu_run_test(test_note);
+	mu_run_test(test_err);
+
+	return NULL;
+}
+
+RUN_TESTS(all_tests);