From ae2865d9237cfd27d7bc4fbef3870b3361597be8 Mon Sep 17 00:00:00 2001
From: xuri <xuri.me@gmail.com>
Date: Sun, 22 Dec 2019 00:02:09 +0800
Subject: Improve code coverage unit tests

---
 cell_test.go | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

(limited to 'cell_test.go')

diff --git a/cell_test.go b/cell_test.go
index b030622..7d3339f 100644
--- a/cell_test.go
+++ b/cell_test.go
@@ -95,8 +95,15 @@ func TestSetCellBool(t *testing.T) {
 }
 
 func TestGetCellFormula(t *testing.T) {
+	// Test get cell formula on not exist worksheet.
 	f := NewFile()
-	f.GetCellFormula("Sheet", "A1")
+	_, err := f.GetCellFormula("SheetN", "A1")
+	assert.EqualError(t, err, "sheet SheetN is not exist")
+
+	// Test get cell formula on no formula cell.
+	f.SetCellValue("Sheet1", "A1", true)
+	_, err = f.GetCellFormula("Sheet1", "A1")
+	assert.NoError(t, err)
 }
 
 func ExampleFile_SetCellFloat() {
-- 
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