mirror of
https://github.com/EchoVault/SugarDB.git
synced 2025-10-06 00:16:53 +08:00
Removed test folder and moved all commands tests to their respective internal modules. Moved api tests into echovault package. This change has been made because the speratate test folder is not idiomatic and caused test coverage report to not be generated.
This commit is contained in:
Kelvin Clement Mwinuka
313
echovault/api_string_test.go
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313
echovault/api_string_test.go
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// Copyright 2024 Kelvin Clement Mwinuka
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package echovault
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import (
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"context"
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"testing"
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)
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func TestEchoVault_SUBSTR(t *testing.T) {
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server := createEchoVault()
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tests := []struct {
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name string
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presetValue interface{}
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substrFunc func(key string, start int, end int) (string, error)
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key string
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start int
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end int
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want string
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wantErr bool
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}{
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{
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name: "Return substring within the range of the string",
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key: "key1",
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substrFunc: server.SubStr,
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presetValue: "Test String One",
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start: 5,
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end: 10,
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want: "String",
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wantErr: false,
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},
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{
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name: "Return substring at the end of the string with exact end index",
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key: "key2",
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substrFunc: server.SubStr,
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presetValue: "Test String Two",
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start: 12,
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end: 14,
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want: "Two",
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wantErr: false,
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},
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{
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name: "Return substring at the end of the string with end index greater than length",
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key: "key3",
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substrFunc: server.SubStr,
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presetValue: "Test String Three",
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start: 12,
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end: 75,
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want: "Three",
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},
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{
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name: "Return the substring at the start of the string with 0 start index",
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key: "key4",
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substrFunc: server.SubStr,
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presetValue: "Test String Four",
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start: 0,
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end: 3,
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want: "Test",
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wantErr: false,
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},
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{
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// Return the substring with negative start index.
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// Substring should begin abs(start) from the end of the string when start is negative.
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name: "Return the substring with negative start index",
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key: "key5",
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substrFunc: server.SubStr,
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presetValue: "Test String Five",
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start: -11,
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end: 10,
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want: "String",
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wantErr: false,
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},
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{
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// Return reverse substring with end index smaller than start index.
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// When end index is smaller than start index, the 2 indices are reversed.
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name: "Return reverse substring with end index smaller than start index",
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key: "key6",
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substrFunc: server.SubStr,
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presetValue: "Test String Six",
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start: 4,
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end: 0,
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want: "tseT",
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},
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{
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name: "Return substring within the range of the string",
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key: "key7",
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substrFunc: server.GetRange,
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presetValue: "Test String One",
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start: 5,
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end: 10,
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want: "String",
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wantErr: false,
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},
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{
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name: "Return substring at the end of the string with exact end index",
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key: "key8",
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substrFunc: server.GetRange,
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presetValue: "Test String Two",
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start: 12,
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end: 14,
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want: "Two",
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wantErr: false,
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},
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{
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name: "Return substring at the end of the string with end index greater than length",
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key: "key9",
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substrFunc: server.GetRange,
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presetValue: "Test String Three",
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start: 12,
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end: 75,
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want: "Three",
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},
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{
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name: "Return the substring at the start of the string with 0 start index",
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key: "key10",
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substrFunc: server.GetRange,
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presetValue: "Test String Four",
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start: 0,
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end: 3,
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want: "Test",
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wantErr: false,
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},
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{
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// Return the substring with negative start index.
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// Substring should begin abs(start) from the end of the string when start is negative.
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name: "Return the substring with negative start index",
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key: "key11",
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substrFunc: server.GetRange,
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presetValue: "Test String Five",
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start: -11,
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end: 10,
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want: "String",
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wantErr: false,
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},
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{
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// Return reverse substring with end index smaller than start index.
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// When end index is smaller than start index, the 2 indices are reversed.
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name: "Return reverse substring with end index smaller than start index",
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key: "key12",
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substrFunc: server.GetRange,
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presetValue: "Test String Six",
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start: 4,
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end: 0,
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want: "tseT",
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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if tt.presetValue != nil {
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err := presetValue(server, context.Background(), tt.key, tt.presetValue)
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if err != nil {
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t.Error(err)
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return
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}
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}
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got, err := tt.substrFunc(tt.key, tt.start, tt.end)
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if (err != nil) != tt.wantErr {
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t.Errorf("GETRANGE() error = %v, wantErr %v", err, tt.wantErr)
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return
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}
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if got != tt.want {
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t.Errorf("GETRANGE() got = %v, want %v", got, tt.want)
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}
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})
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}
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}
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func TestEchoVault_SETRANGE(t *testing.T) {
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server := createEchoVault()
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tests := []struct {
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name string
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presetValue interface{}
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key string
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offset int
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new string
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want int
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wantErr bool
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}{
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{
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name: "Test that SETRANGE on non-existent string creates new string",
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key: "key1",
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presetValue: "",
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offset: 10,
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new: "New String Value",
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want: len("New String Value"),
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wantErr: false,
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},
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{
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name: "Test SETRANGE with an offset that leads to a longer resulting string",
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key: "key2",
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presetValue: "Original String Value",
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offset: 16,
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new: "Portion Replaced With This New String",
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want: len("Original String Portion Replaced With This New String"),
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wantErr: false,
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},
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{
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name: "SETRANGE with negative offset prepends the string",
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key: "key3",
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presetValue: "This is a preset value",
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offset: -10,
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new: "Prepended ",
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want: len("Prepended This is a preset value"),
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wantErr: false,
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},
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{
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name: "SETRANGE with offset that embeds new string inside the old string",
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key: "key4",
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presetValue: "This is a preset value",
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offset: 0,
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new: "That",
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want: len("That is a preset value"),
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wantErr: false,
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},
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{
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name: "SETRANGE with offset longer than original lengths appends the string",
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key: "key5",
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presetValue: "This is a preset value",
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offset: 100,
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new: " Appended",
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want: len("This is a preset value Appended"),
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wantErr: false,
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},
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{
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name: "SETRANGE with offset on the last character replaces last character with new string",
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key: "key6",
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presetValue: "This is a preset value",
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offset: len("This is a preset value") - 1,
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new: " replaced",
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want: len("This is a preset valu replaced"),
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wantErr: false,
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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if tt.presetValue != nil {
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err := presetValue(server, context.Background(), tt.key, tt.presetValue)
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if err != nil {
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t.Error(err)
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return
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}
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}
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got, err := server.SetRange(tt.key, tt.offset, tt.new)
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if (err != nil) != tt.wantErr {
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t.Errorf("SETRANGE() error = %v, wantErr %v", err, tt.wantErr)
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return
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}
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if got != tt.want {
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t.Errorf("SETRANGE() got = %v, want %v", got, tt.want)
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}
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})
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}
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}
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func TestEchoVault_STRLEN(t *testing.T) {
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server := createEchoVault()
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tests := []struct {
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name string
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presetValue interface{}
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key string
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want int
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wantErr bool
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}{
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{
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name: "Return the correct string length for an existing string",
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key: "key1",
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presetValue: "Test String",
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want: len("Test String"),
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wantErr: false,
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},
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{
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name: "If the string does not exist, return 0",
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key: "key2",
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presetValue: "",
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want: 0,
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wantErr: false,
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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if tt.presetValue != nil {
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err := presetValue(server, context.Background(), tt.key, tt.presetValue)
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if err != nil {
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t.Error(err)
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return
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}
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}
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got, err := server.StrLen(tt.key)
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if (err != nil) != tt.wantErr {
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t.Errorf("STRLEN() error = %v, wantErr %v", err, tt.wantErr)
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return
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}
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if got != tt.want {
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t.Errorf("STRLEN() got = %v, want %v", got, tt.want)
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}
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})
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}
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}
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