diff --git a/account_test.go b/account_test.go
index 28b5d02..5804b5a 100644
--- a/account_test.go
+++ b/account_test.go
@@ -126,7 +126,8 @@ func TestAccountService_Info(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/account/info.json")
+	blob, err := readFileContents("testdata/account/info.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/api/v1/me", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -142,7 +143,8 @@ func TestAccountService_Karma(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/account/karma.json")
+	blob, err := readFileContents("testdata/account/karma.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/api/v1/me/karma", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -158,7 +160,8 @@ func TestAccountService_Settings(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/account/settings.json")
+	blob, err := readFileContents("testdata/account/settings.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/api/v1/me/prefs", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -174,7 +177,9 @@ func TestAccountService_UpdateSettings(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/account/settings.json")
+	blob, err := readFileContents("testdata/account/settings.json")
+	assert.NoError(t, err)
+
 	expectedSettingsBody := &Settings{NumberOfPosts: Int(10), MinimumCommentScore: Int(5), Compress: Bool(true)}
 
 	mux.HandleFunc("/api/v1/me/prefs", func(w http.ResponseWriter, r *http.Request) {
@@ -197,7 +202,8 @@ func TestAccountService_Trophies(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/account/trophies.json")
+	blob, err := readFileContents("testdata/account/trophies.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/api/v1/me/trophies", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -213,7 +219,8 @@ func TestAccountService_Friends(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/account/friends.json")
+	blob, err := readFileContents("testdata/account/friends.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/prefs/friends", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -229,7 +236,8 @@ func TestAccountService_Blocked(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/account/blocked.json")
+	blob, err := readFileContents("testdata/account/blocked.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/prefs/blocked", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -245,7 +253,8 @@ func TestAccountService_Messaging(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/account/messaging.json")
+	blob, err := readFileContents("testdata/account/messaging.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/prefs/messaging", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -262,7 +271,8 @@ func TestAccountService_Trusted(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/account/trusted.json")
+	blob, err := readFileContents("testdata/account/trusted.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/prefs/trusted", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
diff --git a/comment_test.go b/comment_test.go
index 70393fd..a72e4f1 100644
--- a/comment_test.go
+++ b/comment_test.go
@@ -42,7 +42,8 @@ func TestCommentService_Submit(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/comment-submit-edit.json")
+	blob, err := readFileContents("testdata/comment-submit-edit.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/api/comment", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodPost, r.Method)
@@ -69,7 +70,8 @@ func TestCommentService_Edit(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/comment-submit-edit.json")
+	blob, err := readFileContents("testdata/comment-submit-edit.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/api/editusertext", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodPost, r.Method)
diff --git a/flair_test.go b/flair_test.go
index 74aa1bb..207950d 100644
--- a/flair_test.go
+++ b/flair_test.go
@@ -44,7 +44,8 @@ func TestFlairService_GetFlairs(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/flairs.json")
+	blob, err := readFileContents("testdata/flairs.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/r/subreddit/api/user_flair", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -60,7 +61,8 @@ func TestFlairService_GetFlairsV2(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/flairs-v2.json")
+	blob, err := readFileContents("testdata/flairs-v2.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/r/subreddit/api/user_flair_v2", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
diff --git a/moderation_test.go b/moderation_test.go
index 9b364c2..4361583 100644
--- a/moderation_test.go
+++ b/moderation_test.go
@@ -53,7 +53,8 @@ func TestModerationService_GetActions(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/moderation/actions.json")
+	blob, err := readFileContents("testdata/moderation/actions.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/r/testsubreddit/about/log", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -69,7 +70,8 @@ func TestModerationService_GetActionsByType(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/moderation/actions.json")
+	blob, err := readFileContents("testdata/moderation/actions.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/r/testsubreddit/about/log", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -93,7 +95,8 @@ func TestModerationService_AcceptInvite(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/moderation/actions.json")
+	blob, err := readFileContents("testdata/moderation/actions.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/r/testsubreddit/api/accept_moderator_invite", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodPost, r.Method)
@@ -108,7 +111,7 @@ func TestModerationService_AcceptInvite(t *testing.T) {
 		fmt.Fprint(w, blob)
 	})
 
-	_, err := client.Moderation.AcceptInvite(ctx, "testsubreddit")
+	_, err = client.Moderation.AcceptInvite(ctx, "testsubreddit")
 	assert.NoError(t, err)
 }
 
diff --git a/multi_test.go b/multi_test.go
index 672f983..86c6c1d 100644
--- a/multi_test.go
+++ b/multi_test.go
@@ -47,7 +47,8 @@ func TestMultiService_Get(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/multi/multi.json")
+	blob, err := readFileContents("testdata/multi/multi.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/api/multi/user/testuser/m/testmulti", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -63,7 +64,8 @@ func TestMultiService_Mine(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/multi/multis.json")
+	blob, err := readFileContents("testdata/multi/multis.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/api/multi/mine", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -79,7 +81,8 @@ func TestMultiService_Of(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/multi/multis.json")
+	blob, err := readFileContents("testdata/multi/multis.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/api/multi/user/test", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -95,7 +98,8 @@ func TestMultiService_Copy(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/multi/multi.json")
+	blob, err := readFileContents("testdata/multi/multi.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/api/multi/copy", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodPost, r.Method)
@@ -127,7 +131,9 @@ func TestMultiService_Create(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/multi/multi.json")
+	blob, err := readFileContents("testdata/multi/multi.json")
+	assert.NoError(t, err)
+
 	createRequest := &MultiCreateOrUpdateRequest{
 		Name:        "testmulti",
 		Description: "this is a multireddit",
@@ -160,7 +166,9 @@ func TestMultiService_Update(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/multi/multi.json")
+	blob, err := readFileContents("testdata/multi/multi.json")
+	assert.NoError(t, err)
+
 	updateRequest := &MultiCreateOrUpdateRequest{
 		Name:        "testmulti",
 		Description: "this is a multireddit",
@@ -204,7 +212,8 @@ func TestMultiService_GetDescription(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/multi/description.json")
+	blob, err := readFileContents("testdata/multi/description.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/api/multi/user/testuser/m/testmulti/description", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -220,7 +229,8 @@ func TestMultiService_UpdateDescription(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/multi/description.json")
+	blob, err := readFileContents("testdata/multi/description.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/api/multi/user/testuser/m/testmulti/description", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodPut, r.Method)
diff --git a/post_test.go b/post_test.go
index 2bc2f93..0620d8c 100644
--- a/post_test.go
+++ b/post_test.go
@@ -98,7 +98,8 @@ func TestPostService_Get(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/post/post.json")
+	blob, err := readFileContents("testdata/post/post.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/comments/test", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -585,7 +586,8 @@ func TestPostService_More(t *testing.T) {
 		},
 	}
 
-	blob := readFileContents(t, "testdata/post/more.json")
+	blob, err := readFileContents("testdata/post/more.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/api/morechildren", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -602,7 +604,7 @@ func TestPostService_More(t *testing.T) {
 		fmt.Fprint(w, blob)
 	})
 
-	_, err := client.Post.More(ctx, parentComment)
+	_, err = client.Post.More(ctx, parentComment)
 	assert.NoError(t, err)
 	assert.Nil(t, parentComment.Replies.MoreComments)
 	assert.Len(t, parentComment.Replies.Comments, 1)
@@ -641,7 +643,8 @@ func TestPostService_RandomFromSubreddits(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/post/post.json")
+	blob, err := readFileContents("testdata/post/post.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/r/test/random", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -658,7 +661,8 @@ func TestPostService_Random(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/post/post.json")
+	blob, err := readFileContents("testdata/post/post.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/r/all/random", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -675,7 +679,8 @@ func TestPostService_RandomFromSubscriptions(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/post/post.json")
+	blob, err := readFileContents("testdata/post/post.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/random", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
diff --git a/reddit_test.go b/reddit_test.go
index 4ab5036..87fd59d 100644
--- a/reddit_test.go
+++ b/reddit_test.go
@@ -49,19 +49,19 @@ func teardown() {
 	server.Close()
 }
 
-func readFileContents(t *testing.T, filepath string) string {
-	file, err := os.Open(filepath)
+func readFileContents(path string) (string, error) {
+	file, err := os.Open(path)
 	if err != nil {
-		t.Fatalf("got unexpected error: %v", err)
+		return "", err
 	}
 	defer file.Close()
 
 	bytes, err := ioutil.ReadAll(file)
 	if err != nil {
-		t.Fatalf("got unexpected error: %v", err)
+		return "", err
 	}
 
-	return string(bytes)
+	return string(bytes), err
 }
 
 func testClientServices(t *testing.T, c *Client) {
diff --git a/subreddit_test.go b/subreddit_test.go
index c5898a8..ab20712 100644
--- a/subreddit_test.go
+++ b/subreddit_test.go
@@ -136,7 +136,8 @@ func TestSubredditService_GetByName(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/subreddit/about.json")
+	blob, err := readFileContents("testdata/subreddit/about.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/r/golang/about", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -152,7 +153,8 @@ func TestSubredditService_GetPopular(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/subreddit/list.json")
+	blob, err := readFileContents("testdata/subreddit/list.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/subreddits/popular", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -168,7 +170,8 @@ func TestSubredditService_GetNew(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/subreddit/list.json")
+	blob, err := readFileContents("testdata/subreddit/list.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/subreddits/new", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -184,7 +187,8 @@ func TestSubredditService_GetGold(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/subreddit/list.json")
+	blob, err := readFileContents("testdata/subreddit/list.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/subreddits/gold", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -200,7 +204,8 @@ func TestSubredditService_GetDefault(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/subreddit/list.json")
+	blob, err := readFileContents("testdata/subreddit/list.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/subreddits/default", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -216,7 +221,8 @@ func TestSubredditService_GetSubscribed(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/subreddit/list.json")
+	blob, err := readFileContents("testdata/subreddit/list.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/subreddits/mine/subscriber", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -232,7 +238,8 @@ func TestSubredditService_GetApproved(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/subreddit/list.json")
+	blob, err := readFileContents("testdata/subreddit/list.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/subreddits/mine/contributor", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -248,7 +255,8 @@ func TestSubredditService_GetModerated(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/subreddit/list.json")
+	blob, err := readFileContents("testdata/subreddit/list.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/subreddits/mine/moderator", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -265,7 +273,8 @@ func TestSubredditService_GetModerated(t *testing.T) {
 // 	setup()
 // 	defer teardown()
 
-// 	blob := readFileContents(t, "testdata/subreddit/sticky.json")
+// 	blob, err:= readFileContents( "testdata/subreddit/sticky.json")
+//  assert.NoError(t,err)
 
 // 	mux.HandleFunc("/r/nba/about/sticky", func(w http.ResponseWriter, r *http.Request) {
 // 		assert.Equal(t, http.MethodGet, r.Method)
@@ -288,7 +297,8 @@ func TestSubredditService_Moderators(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/subreddit/moderators.json")
+	blob, err := readFileContents("testdata/subreddit/moderators.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/r/test/about/moderators", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -304,7 +314,8 @@ func TestSubredditService_Random(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/subreddit/random.json")
+	blob, err := readFileContents("testdata/subreddit/random.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/r/random", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -326,7 +337,8 @@ func TestSubredditService_RandomNSFW(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/subreddit/random.json")
+	blob, err := readFileContents("testdata/subreddit/random.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/r/randnsfw", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
diff --git a/user_test.go b/user_test.go
index b879cc1..e8c831d 100644
--- a/user_test.go
+++ b/user_test.go
@@ -133,7 +133,8 @@ func TestUserService_Get(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/user/get.json")
+	blob, err := readFileContents("testdata/user/get.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/user/Test_User/about", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -149,7 +150,8 @@ func TestUserService_GetMultipleByID(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/user/get-multiple-by-id.json")
+	blob, err := readFileContents("testdata/user/get-multiple-by-id.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/api/user_data_by_account_ids", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -196,7 +198,8 @@ func TestUserService_Overview(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/user/overview.json")
+	blob, err := readFileContents("testdata/user/overview.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/user/user1/overview", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -221,7 +224,8 @@ func TestUserService_OverviewOf(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/user/overview.json")
+	blob, err := readFileContents("testdata/user/overview.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/user/user2/overview", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -246,7 +250,8 @@ func TestUserService_Overview_Options(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/user/overview.json")
+	blob, err := readFileContents("testdata/user/overview.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/user/user1/overview", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -263,7 +268,7 @@ func TestUserService_Overview_Options(t *testing.T) {
 		fmt.Fprint(w, blob)
 	})
 
-	_, _, _, err := client.User.Overview(ctx, SetLimit(5), SetAfter("t3_after"), SetSort(SortTop))
+	_, _, _, err = client.User.Overview(ctx, SetLimit(5), SetAfter("t3_after"), SetSort(SortTop))
 	assert.NoError(t, err)
 }
 
@@ -271,7 +276,8 @@ func TestUserService_Posts(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/user/submitted.json")
+	blob, err := readFileContents("testdata/user/submitted.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/user/user1/submitted", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -291,7 +297,8 @@ func TestUserService_PostsOf(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/user/submitted.json")
+	blob, err := readFileContents("testdata/user/submitted.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/user/user2/submitted", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -311,7 +318,8 @@ func TestUserService_Posts_Options(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/user/submitted.json")
+	blob, err := readFileContents("testdata/user/submitted.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/user/user1/submitted", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -327,7 +335,7 @@ func TestUserService_Posts_Options(t *testing.T) {
 		fmt.Fprint(w, blob)
 	})
 
-	_, _, err := client.User.Posts(ctx, SetLimit(10), SetSort(SortNew))
+	_, _, err = client.User.Posts(ctx, SetLimit(10), SetSort(SortNew))
 	assert.NoError(t, err)
 }
 
@@ -335,7 +343,8 @@ func TestUserService_Comments(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/user/comments.json")
+	blob, err := readFileContents("testdata/user/comments.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/user/user1/comments", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -355,7 +364,8 @@ func TestUserService_CommentsOf(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/user/comments.json")
+	blob, err := readFileContents("testdata/user/comments.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/user/user2/comments", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -375,7 +385,8 @@ func TestUserService_Comments_Options(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/user/comments.json")
+	blob, err := readFileContents("testdata/user/comments.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/user/user1/comments", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -391,7 +402,7 @@ func TestUserService_Comments_Options(t *testing.T) {
 		fmt.Fprint(w, blob)
 	})
 
-	_, _, err := client.User.Comments(ctx, SetLimit(100), SetBefore("t1_before"))
+	_, _, err = client.User.Comments(ctx, SetLimit(100), SetBefore("t1_before"))
 	assert.NoError(t, err)
 }
 
@@ -400,7 +411,8 @@ func TestUserService_Saved(t *testing.T) {
 	defer teardown()
 
 	// we'll use this, similar payloads
-	blob := readFileContents(t, "testdata/user/overview.json")
+	blob, err := readFileContents("testdata/user/overview.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/user/user1/saved", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -426,7 +438,8 @@ func TestUserService_Saved_Options(t *testing.T) {
 	defer teardown()
 
 	// we'll use this, similar payloads
-	blob := readFileContents(t, "testdata/user/overview.json")
+	blob, err := readFileContents("testdata/user/overview.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/user/user1/saved", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -442,7 +455,7 @@ func TestUserService_Saved_Options(t *testing.T) {
 		fmt.Fprint(w, blob)
 	})
 
-	_, _, _, err := client.User.Saved(ctx, SetLimit(50), SetSort(SortControversial))
+	_, _, _, err = client.User.Saved(ctx, SetLimit(50), SetSort(SortControversial))
 	assert.NoError(t, err)
 }
 func TestUserService_Upvoted(t *testing.T) {
@@ -450,7 +463,8 @@ func TestUserService_Upvoted(t *testing.T) {
 	defer teardown()
 
 	// we'll use this, similar payloads
-	blob := readFileContents(t, "testdata/user/submitted.json")
+	blob, err := readFileContents("testdata/user/submitted.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/user/user1/upvoted", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -471,7 +485,8 @@ func TestUserService_Upvoted_Options(t *testing.T) {
 	defer teardown()
 
 	// we'll use this, similar payloads
-	blob := readFileContents(t, "testdata/user/submitted.json")
+	blob, err := readFileContents("testdata/user/submitted.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/user/user1/upvoted", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -487,7 +502,7 @@ func TestUserService_Upvoted_Options(t *testing.T) {
 		fmt.Fprint(w, blob)
 	})
 
-	_, _, err := client.User.Upvoted(ctx, SetLimit(30), SetAfter("t3_after"))
+	_, _, err = client.User.Upvoted(ctx, SetLimit(30), SetAfter("t3_after"))
 	assert.NoError(t, err)
 }
 
@@ -496,7 +511,8 @@ func TestUserService_UpvotedOf(t *testing.T) {
 	defer teardown()
 
 	// we'll use this, similar payloads
-	blob := readFileContents(t, "testdata/user/submitted.json")
+	blob, err := readFileContents("testdata/user/submitted.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/user/user2/upvoted", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -517,7 +533,8 @@ func TestUserService_Downvoted(t *testing.T) {
 	defer teardown()
 
 	// we'll use this, similar payloads
-	blob := readFileContents(t, "testdata/user/submitted.json")
+	blob, err := readFileContents("testdata/user/submitted.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/user/user1/downvoted", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -538,7 +555,8 @@ func TestUserService_Downvoted_Options(t *testing.T) {
 	defer teardown()
 
 	// we'll use this, similar payloads
-	blob := readFileContents(t, "testdata/user/submitted.json")
+	blob, err := readFileContents("testdata/user/submitted.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/user/user1/downvoted", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -554,7 +572,7 @@ func TestUserService_Downvoted_Options(t *testing.T) {
 		fmt.Fprint(w, blob)
 	})
 
-	_, _, err := client.User.Downvoted(ctx, SetLimit(20), SetBefore("t3_before"))
+	_, _, err = client.User.Downvoted(ctx, SetLimit(20), SetBefore("t3_before"))
 	assert.NoError(t, err)
 }
 
@@ -563,7 +581,8 @@ func TestUserService_DownvotedOf(t *testing.T) {
 	defer teardown()
 
 	// we'll use this, similar payloads
-	blob := readFileContents(t, "testdata/user/submitted.json")
+	blob, err := readFileContents("testdata/user/submitted.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/user/user2/downvoted", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -584,7 +603,8 @@ func TestUserService_Hidden(t *testing.T) {
 	defer teardown()
 
 	// we'll use this, similar payloads
-	blob := readFileContents(t, "testdata/user/submitted.json")
+	blob, err := readFileContents("testdata/user/submitted.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/user/user1/hidden", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -605,7 +625,8 @@ func TestUserService_Gilded(t *testing.T) {
 	defer teardown()
 
 	// we'll use this, similar payloads
-	blob := readFileContents(t, "testdata/user/submitted.json")
+	blob, err := readFileContents("testdata/user/submitted.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/user/user1/gilded", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -625,7 +646,8 @@ func TestUserService_GetFriendship(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/user/friend.json")
+	blob, err := readFileContents("testdata/user/friend.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/api/v1/me/friends/test123", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -641,7 +663,8 @@ func TestUserService_Friend(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/user/friend.json")
+	blob, err := readFileContents("testdata/user/friend.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/api/v1/me/friends/test123", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodPut, r.Method)
@@ -681,7 +704,8 @@ func TestUserService_Block(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/user/block.json")
+	blob, err := readFileContents("testdata/user/block.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/api/block_user", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodPost, r.Method)
@@ -705,7 +729,8 @@ func TestUserService_Block(t *testing.T) {
 // 	setup()
 // 	defer teardown()
 
-// 	blob := readFileContents(t, "testdata/user/block.json")
+// 	blob, err := readFileContents("testdata/user/block.json")
+//  assert.NoError(t,err)
 
 // 	mux.HandleFunc("/api/block_user", func(w http.ResponseWriter, r *http.Request) {
 // 		assert.Equal(t, http.MethodPost, r.Method)
@@ -775,7 +800,8 @@ func TestUserService_Trophies(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/user/trophies.json")
+	blob, err := readFileContents("testdata/user/trophies.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/api/v1/user/user1/trophies", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)
@@ -791,7 +817,8 @@ func TestUserService_TrophiesOf(t *testing.T) {
 	setup()
 	defer teardown()
 
-	blob := readFileContents(t, "testdata/user/trophies.json")
+	blob, err := readFileContents("testdata/user/trophies.json")
+	assert.NoError(t, err)
 
 	mux.HandleFunc("/api/v1/user/test123/trophies", func(w http.ResponseWriter, r *http.Request) {
 		assert.Equal(t, http.MethodGet, r.Method)