129 lines
3.4 KiB
Go
129 lines
3.4 KiB
Go
// Copyright 2018 Twitch Interactive, Inc. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License"). You may not
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// use this file except in compliance with the License. A copy of the License is
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// located 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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// or in the "license" file accompanying this file. This file is distributed on
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// an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
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// express or implied. See the License for the specific language governing
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// permissions and limitations under the License.
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package main
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import (
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"errors"
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"reflect"
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"testing"
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)
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func TestParseCommandLineParams(t *testing.T) {
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tests := []struct {
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name string
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parameter string
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params *commandLineParams
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err error
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}{
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{
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"no parameters",
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"",
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&commandLineParams{
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importMap: map[string]string{},
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},
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nil,
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},
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{
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"unknown parameter",
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"k=v",
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nil,
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errors.New(`unknown parameter "k"`),
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},
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{
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"empty parameter value - no equals sign",
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"import_prefix",
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nil,
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errors.New(`invalid parameter "import_prefix": expected format of parameter to be k=v`),
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},
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{
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"empty parameter value - no value",
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"import_prefix=",
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nil,
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errors.New(`invalid parameter "import_prefix": expected format of parameter to be k=v`),
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},
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{
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"import_prefix parameter",
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"import_prefix=github.com/example/repo",
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&commandLineParams{
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importMap: map[string]string{},
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importPrefix: "github.com/example/repo",
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},
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nil,
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},
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{
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"single import parameter starting with 'M'",
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"Mrpcutil/empty.proto=github.com/example/rpcutil",
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&commandLineParams{
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importMap: map[string]string{
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"rpcutil/empty.proto": "github.com/example/rpcutil",
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},
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},
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nil,
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},
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{
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"multiple import parameters starting with 'M'",
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"Mrpcutil/empty.proto=github.com/example/rpcutil,Mrpc/haberdasher/service.proto=github.com/example/rpc/haberdasher",
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&commandLineParams{
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importMap: map[string]string{
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"rpcutil/empty.proto": "github.com/example/rpcutil",
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"rpc/haberdasher/service.proto": "github.com/example/rpc/haberdasher",
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},
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},
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nil,
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},
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{
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"single import parameter starting with 'go_import_mapping@'",
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"go_import_mapping@rpcutil/empty.proto=github.com/example/rpcutil",
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&commandLineParams{
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importMap: map[string]string{
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"rpcutil/empty.proto": "github.com/example/rpcutil",
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},
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},
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nil,
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},
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{
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"multiple import parameters starting with 'go_import_mapping@'",
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"go_import_mapping@rpcutil/empty.proto=github.com/example/rpcutil,go_import_mapping@rpc/haberdasher/service.proto=github.com/example/rpc/haberdasher",
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&commandLineParams{
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importMap: map[string]string{
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"rpcutil/empty.proto": "github.com/example/rpcutil",
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"rpc/haberdasher/service.proto": "github.com/example/rpc/haberdasher",
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},
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},
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nil,
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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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params, err := parseCommandLineParams(tt.parameter)
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switch {
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case err != nil:
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if tt.err == nil {
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t.Fatal(err)
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}
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if err.Error() != tt.err.Error() {
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t.Errorf("got error = %v, want %v", err, tt.err)
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}
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case err == nil:
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if tt.err != nil {
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t.Errorf("got error = %v, want %v", err, tt.err)
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}
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}
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if !reflect.DeepEqual(params, tt.params) {
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t.Errorf("got params = %v, want %v", params, tt.params)
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}
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})
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}
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}
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