1 files changed, 63 insertions, 3 deletions

diff --git a/tests/src/test_gensvm_init.c b/tests/src/test_gensvm_init.c
index 8cacd9b..16f5dfd 100644
--- a/tests/src/test_gensvm_init.c
+++ b/tests/src/test_gensvm_init.c
@@ -8,7 +8,7 @@
 #include "minunit.h"
 #include "gensvm_init.h"
 
-char *test_init_null()
+char *test_init_null_dense()
 {
 	int i;
 	long n = 5,
@@ -63,9 +63,68 @@ char *test_init_null()
 	return NULL;
 }
 
-char *test_init_seed()
+char *test_init_null_sparse()
 {
+	int i;
+	long n = 5,
+	     m = 2,
+	     K = 3;
+	double value;
+	struct GenModel *model = gensvm_init_model();
+	struct GenData *data = gensvm_init_data();
+
+	// start test code
+	model->n = n;
+	model->m = m;
+	model->K = K;
+	gensvm_allocate_model(model);
+
+	data->n = n;
+	data->m = m;
+	data->K = K;
+	data->RAW = Calloc(double, n*(m+1));
+	for (i=0; i<n; i++) {
+		matrix_set(data->RAW, m+1, i, 0, 1.0);
+		matrix_set(data->RAW, m+1, i, 1, i);
+		matrix_set(data->RAW, m+1, i, 2, -i);
+	}
+
+	data->Z = data->RAW;
+	data->spZ = gensvm_dense_to_sparse(data->Z, n, m+1);
+	free(data->RAW);
+	data->RAW = NULL;
+	data->Z = NULL;
+
+	gensvm_init_V(NULL, model, data);
 
+	// first row all ones
+	value = matrix_get(model->V, K-1, 0, 0);
+	mu_assert(value == 1.0, "Incorrect value at 0, 0");
+	value = matrix_get(model->V, K-1, 0, 1);
+	mu_assert(value == 1.0, "Incorrect value at 0, 1");
+
+	// second row between -1 and 0.25
+	value = matrix_get(model->V, K-1, 1, 0);
+	mu_assert(value >= -1.0 && value <= 0.25, "Incorrect value at 1, 0");
+	value = matrix_get(model->V, K-1, 1, 1);
+	mu_assert(value >= -1.0 && value <= 0.25, "Incorrect value at 1, 1");
+
+	// third row between -0.25 and 1
+	value = matrix_get(model->V, K-1, 2, 0);
+	mu_assert(value >= -0.25 && value <= 1.0, "Incorrect value at 2, 0");
+	value = matrix_get(model->V, K-1, 2, 1);
+	mu_assert(value >= -0.25 && value <= 1.0, "Incorrect value at 2, 1");
+
+	// end test code
+
+	gensvm_free_model(model);
+	gensvm_free_data(data);
+
+	return NULL;
+}
+
+char *test_init_seed()
+{
 	long n = 7,
 	     m = 5,
 	     K = 3;
@@ -203,7 +262,8 @@ char *test_init_weights_wrong()
 char *all_tests()
 {
 	mu_suite_start();
-	mu_run_test(test_init_null);
+	mu_run_test(test_init_null_dense);
+	mu_run_test(test_init_null_sparse);
 	mu_run_test(test_init_seed);
 	mu_run_test(test_init_weights_1);
 	mu_run_test(test_init_weights_2);