test: expand handler tests to 53.4% coverage

internal/handler/habits_test.go

@@ -31,3 +31,150 @@ func TestHabitHandler_Create_EmptyName(t *testing.T) {
 		t.Errorf("expected 400, got %d", rr.Code)
 	}
 }
+
+func TestHabitHandler_Get_NoChiParam(t *testing.T) {
+	req := httptest.NewRequest("GET", "/habits/1", nil)
+	rr := httptest.NewRecorder()
+	h := &HabitHandler{habitService: nil}
+	h.Get(rr, req)
+	if rr.Code != http.StatusBadRequest {
+		t.Errorf("expected 400, got %d", rr.Code)
+	}
+}
+
+func TestHabitHandler_Get_InvalidID(t *testing.T) {
+	req := httptest.NewRequest("GET", "/habits/abc", nil)
+	req = withChiParam(req, "id", "abc")
+	rr := httptest.NewRecorder()
+	h := &HabitHandler{habitService: nil}
+	h.Get(rr, req)
+	if rr.Code != http.StatusBadRequest {
+		t.Errorf("expected 400, got %d", rr.Code)
+	}
+}
+
+func TestHabitHandler_Update_NoChiParam(t *testing.T) {
+	req := httptest.NewRequest("PUT", "/habits/1", bytes.NewBufferString("{}"))
+	rr := httptest.NewRecorder()
+	h := &HabitHandler{habitService: nil}
+	h.Update(rr, req)
+	if rr.Code != http.StatusBadRequest {
+		t.Errorf("expected 400, got %d", rr.Code)
+	}
+}
+
+func TestHabitHandler_Update_InvalidBody(t *testing.T) {
+	req := httptest.NewRequest("PUT", "/habits/1", bytes.NewBufferString("bad json"))
+	req = withChiParam(req, "id", "1")
+	rr := httptest.NewRecorder()
+	h := &HabitHandler{habitService: nil}
+	h.Update(rr, req)
+	if rr.Code != http.StatusBadRequest {
+		t.Errorf("expected 400, got %d", rr.Code)
+	}
+}
+
+func TestHabitHandler_Delete_NoChiParam(t *testing.T) {
+	req := httptest.NewRequest("DELETE", "/habits/1", nil)
+	rr := httptest.NewRecorder()
+	h := &HabitHandler{habitService: nil}
+	h.Delete(rr, req)
+	if rr.Code != http.StatusBadRequest {
+		t.Errorf("expected 400, got %d", rr.Code)
+	}
+}
+
+func TestHabitHandler_Delete_InvalidID(t *testing.T) {
+	req := httptest.NewRequest("DELETE", "/habits/abc", nil)
+	req = withChiParam(req, "id", "abc")
+	rr := httptest.NewRecorder()
+	h := &HabitHandler{habitService: nil}
+	h.Delete(rr, req)
+	if rr.Code != http.StatusBadRequest {
+		t.Errorf("expected 400, got %d", rr.Code)
+	}
+}
+
+func TestHabitHandler_Log_NoChiParam(t *testing.T) {
+	req := httptest.NewRequest("POST", "/habits/1/log", bytes.NewBufferString("{}"))
+	rr := httptest.NewRecorder()
+	h := &HabitHandler{habitService: nil}
+	h.Log(rr, req)
+	if rr.Code != http.StatusBadRequest {
+		t.Errorf("expected 400, got %d", rr.Code)
+	}
+}
+
+func TestHabitHandler_Log_InvalidID(t *testing.T) {
+	req := httptest.NewRequest("POST", "/habits/abc/log", bytes.NewBufferString("{}"))
+	req = withChiParam(req, "id", "abc")
+	rr := httptest.NewRecorder()
+	h := &HabitHandler{habitService: nil}
+	h.Log(rr, req)
+	if rr.Code != http.StatusBadRequest {
+		t.Errorf("expected 400, got %d", rr.Code)
+	}
+}
+
+func TestHabitHandler_GetLogs_NoChiParam(t *testing.T) {
+	req := httptest.NewRequest("GET", "/habits/1/logs", nil)
+	rr := httptest.NewRecorder()
+	h := &HabitHandler{habitService: nil}
+	h.GetLogs(rr, req)
+	if rr.Code != http.StatusBadRequest {
+		t.Errorf("expected 400, got %d", rr.Code)
+	}
+}
+
+func TestHabitHandler_GetLogs_InvalidID(t *testing.T) {
+	req := httptest.NewRequest("GET", "/habits/abc/logs", nil)
+	req = withChiParam(req, "id", "abc")
+	rr := httptest.NewRecorder()
+	h := &HabitHandler{habitService: nil}
+	h.GetLogs(rr, req)
+	if rr.Code != http.StatusBadRequest {
+		t.Errorf("expected 400, got %d", rr.Code)
+	}
+}
+
+func TestHabitHandler_DeleteLog_NoChiParam(t *testing.T) {
+	req := httptest.NewRequest("DELETE", "/habits/logs/1", nil)
+	rr := httptest.NewRecorder()
+	h := &HabitHandler{habitService: nil}
+	h.DeleteLog(rr, req)
+	if rr.Code != http.StatusBadRequest {
+		t.Errorf("expected 400, got %d", rr.Code)
+	}
+}
+
+func TestHabitHandler_DeleteLog_InvalidID(t *testing.T) {
+	req := httptest.NewRequest("DELETE", "/habits/logs/abc", nil)
+	req = withChiParam(req, "logId", "abc")
+	rr := httptest.NewRecorder()
+	h := &HabitHandler{habitService: nil}
+	h.DeleteLog(rr, req)
+	if rr.Code != http.StatusBadRequest {
+		t.Errorf("expected 400, got %d", rr.Code)
+	}
+}
+
+func TestHabitHandler_HabitStats_NoChiParam(t *testing.T) {
+	req := httptest.NewRequest("GET", "/habits/1/stats", nil)
+	rr := httptest.NewRecorder()
+	h := &HabitHandler{habitService: nil}
+	h.HabitStats(rr, req)
+	if rr.Code != http.StatusBadRequest {
+		t.Errorf("expected 400, got %d", rr.Code)
+	}
+}
+
+func TestHabitHandler_HabitStats_InvalidID(t *testing.T) {
+	req := httptest.NewRequest("GET", "/habits/abc/stats", nil)
+	req = withChiParam(req, "id", "abc")
+	rr := httptest.NewRecorder()
+	h := &HabitHandler{habitService: nil}
+	h.HabitStats(rr, req)
+	if rr.Code != http.StatusBadRequest {
+		t.Errorf("expected 400, got %d", rr.Code)
+	}
+}