362 lines
8.1 KiB
Go
362 lines
8.1 KiB
Go
// Copyright 2017 Google Inc. All rights reserved.
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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 android
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import (
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"reflect"
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"testing"
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)
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var firstUniqueStringsTestCases = []struct {
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in []string
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out []string
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}{
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{
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in: []string{"a"},
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out: []string{"a"},
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},
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{
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in: []string{"a", "b"},
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out: []string{"a", "b"},
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},
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{
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in: []string{"a", "a"},
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out: []string{"a"},
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},
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{
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in: []string{"a", "b", "a"},
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out: []string{"a", "b"},
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},
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{
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in: []string{"b", "a", "a"},
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out: []string{"b", "a"},
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},
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{
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in: []string{"a", "a", "b"},
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out: []string{"a", "b"},
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},
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{
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in: []string{"a", "b", "a", "b"},
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out: []string{"a", "b"},
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},
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{
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in: []string{"liblog", "libdl", "libc++", "libdl", "libc", "libm"},
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out: []string{"liblog", "libdl", "libc++", "libc", "libm"},
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},
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}
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func TestFirstUniqueStrings(t *testing.T) {
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for _, testCase := range firstUniqueStringsTestCases {
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out := FirstUniqueStrings(testCase.in)
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if !reflect.DeepEqual(out, testCase.out) {
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t.Errorf("incorrect output:")
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t.Errorf(" input: %#v", testCase.in)
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t.Errorf(" expected: %#v", testCase.out)
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t.Errorf(" got: %#v", out)
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}
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}
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}
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var lastUniqueStringsTestCases = []struct {
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in []string
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out []string
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}{
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{
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in: []string{"a"},
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out: []string{"a"},
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},
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{
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in: []string{"a", "b"},
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out: []string{"a", "b"},
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},
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{
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in: []string{"a", "a"},
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out: []string{"a"},
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},
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{
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in: []string{"a", "b", "a"},
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out: []string{"b", "a"},
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},
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{
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in: []string{"b", "a", "a"},
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out: []string{"b", "a"},
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},
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{
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in: []string{"a", "a", "b"},
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out: []string{"a", "b"},
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},
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{
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in: []string{"a", "b", "a", "b"},
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out: []string{"a", "b"},
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},
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{
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in: []string{"liblog", "libdl", "libc++", "libdl", "libc", "libm"},
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out: []string{"liblog", "libc++", "libdl", "libc", "libm"},
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},
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}
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func TestLastUniqueStrings(t *testing.T) {
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for _, testCase := range lastUniqueStringsTestCases {
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out := LastUniqueStrings(testCase.in)
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if !reflect.DeepEqual(out, testCase.out) {
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t.Errorf("incorrect output:")
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t.Errorf(" input: %#v", testCase.in)
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t.Errorf(" expected: %#v", testCase.out)
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t.Errorf(" got: %#v", out)
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}
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}
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}
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func TestJoinWithPrefix(t *testing.T) {
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testcases := []struct {
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name string
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input []string
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expected string
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}{
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{
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name: "zero_inputs",
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input: []string{},
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expected: "",
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},
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{
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name: "one_input",
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input: []string{"a"},
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expected: "prefix:a",
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},
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{
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name: "two_inputs",
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input: []string{"a", "b"},
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expected: "prefix:a prefix:b",
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},
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}
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prefix := "prefix:"
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for _, testCase := range testcases {
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t.Run(testCase.name, func(t *testing.T) {
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out := JoinWithPrefix(testCase.input, prefix)
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if out != testCase.expected {
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t.Errorf("incorrect output:")
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t.Errorf(" input: %#v", testCase.input)
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t.Errorf(" prefix: %#v", prefix)
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t.Errorf(" expected: %#v", testCase.expected)
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t.Errorf(" got: %#v", out)
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}
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})
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}
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}
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func TestIndexList(t *testing.T) {
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input := []string{"a", "b", "c"}
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testcases := []struct {
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key string
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expected int
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}{
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{
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key: "a",
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expected: 0,
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},
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{
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key: "b",
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expected: 1,
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},
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{
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key: "c",
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expected: 2,
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},
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{
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key: "X",
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expected: -1,
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},
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}
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for _, testCase := range testcases {
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t.Run(testCase.key, func(t *testing.T) {
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out := IndexList(testCase.key, input)
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if out != testCase.expected {
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t.Errorf("incorrect output:")
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t.Errorf(" key: %#v", testCase.key)
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t.Errorf(" input: %#v", input)
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t.Errorf(" expected: %#v", testCase.expected)
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t.Errorf(" got: %#v", out)
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}
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})
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}
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}
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func TestInList(t *testing.T) {
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input := []string{"a"}
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testcases := []struct {
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key string
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expected bool
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}{
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{
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key: "a",
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expected: true,
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},
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{
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key: "X",
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expected: false,
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},
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}
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for _, testCase := range testcases {
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t.Run(testCase.key, func(t *testing.T) {
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out := InList(testCase.key, input)
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if out != testCase.expected {
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t.Errorf("incorrect output:")
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t.Errorf(" key: %#v", testCase.key)
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t.Errorf(" input: %#v", input)
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t.Errorf(" expected: %#v", testCase.expected)
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t.Errorf(" got: %#v", out)
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}
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})
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}
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}
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func TestPrefixInList(t *testing.T) {
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prefixes := []string{"a", "b"}
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testcases := []struct {
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str string
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expected bool
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}{
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{
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str: "a-example",
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expected: true,
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},
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{
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str: "b-example",
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expected: true,
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},
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{
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str: "X-example",
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expected: false,
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},
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}
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for _, testCase := range testcases {
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t.Run(testCase.str, func(t *testing.T) {
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out := PrefixInList(testCase.str, prefixes)
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if out != testCase.expected {
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t.Errorf("incorrect output:")
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t.Errorf(" str: %#v", testCase.str)
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t.Errorf(" prefixes: %#v", prefixes)
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t.Errorf(" expected: %#v", testCase.expected)
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t.Errorf(" got: %#v", out)
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}
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})
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}
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}
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func TestFilterList(t *testing.T) {
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input := []string{"a", "b", "c", "c", "b", "d", "a"}
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filter := []string{"a", "c"}
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remainder, filtered := FilterList(input, filter)
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expected := []string{"b", "b", "d"}
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if !reflect.DeepEqual(remainder, expected) {
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t.Errorf("incorrect remainder output:")
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t.Errorf(" input: %#v", input)
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t.Errorf(" filter: %#v", filter)
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t.Errorf(" expected: %#v", expected)
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t.Errorf(" got: %#v", remainder)
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}
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expected = []string{"a", "c", "c", "a"}
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if !reflect.DeepEqual(filtered, expected) {
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t.Errorf("incorrect filtered output:")
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t.Errorf(" input: %#v", input)
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t.Errorf(" filter: %#v", filter)
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t.Errorf(" expected: %#v", expected)
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t.Errorf(" got: %#v", filtered)
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}
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}
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func TestRemoveListFromList(t *testing.T) {
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input := []string{"a", "b", "c", "d", "a", "c", "d"}
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filter := []string{"a", "c"}
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expected := []string{"b", "d", "d"}
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out := RemoveListFromList(input, filter)
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if !reflect.DeepEqual(out, expected) {
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t.Errorf("incorrect output:")
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t.Errorf(" input: %#v", input)
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t.Errorf(" filter: %#v", filter)
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t.Errorf(" expected: %#v", expected)
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t.Errorf(" got: %#v", out)
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}
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}
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func TestRemoveFromList(t *testing.T) {
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testcases := []struct {
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name string
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key string
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input []string
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expectedFound bool
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expectedOut []string
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}{
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{
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name: "remove_one_match",
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key: "a",
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input: []string{"a", "b", "c"},
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expectedFound: true,
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expectedOut: []string{"b", "c"},
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},
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{
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name: "remove_three_matches",
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key: "a",
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input: []string{"a", "b", "a", "c", "a"},
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expectedFound: true,
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expectedOut: []string{"b", "c"},
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},
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{
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name: "remove_zero_matches",
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key: "X",
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input: []string{"a", "b", "a", "c", "a"},
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expectedFound: false,
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expectedOut: []string{"a", "b", "a", "c", "a"},
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},
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{
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name: "remove_all_matches",
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key: "a",
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input: []string{"a", "a", "a", "a"},
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expectedFound: true,
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expectedOut: []string{},
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},
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}
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for _, testCase := range testcases {
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t.Run(testCase.name, func(t *testing.T) {
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found, out := RemoveFromList(testCase.key, testCase.input)
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if found != testCase.expectedFound {
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t.Errorf("incorrect output:")
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t.Errorf(" key: %#v", testCase.key)
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t.Errorf(" input: %#v", testCase.input)
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t.Errorf(" expected: %#v", testCase.expectedFound)
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t.Errorf(" got: %#v", found)
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}
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if !reflect.DeepEqual(out, testCase.expectedOut) {
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t.Errorf("incorrect output:")
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t.Errorf(" key: %#v", testCase.key)
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t.Errorf(" input: %#v", testCase.input)
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t.Errorf(" expected: %#v", testCase.expectedOut)
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t.Errorf(" got: %#v", out)
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}
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})
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}
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}
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