8dc2499aa6
gotools/ * Makefile.am (go_cmd_cgo_files): Add ast_go118.go (check-go-tool): Copy golang.org/x/tools directories. * Makefile.in: Regenerate. Reviewed-on: https://go-review.googlesource.com/c/gofrontend/+/384695
88 lines
2.9 KiB
Go
88 lines
2.9 KiB
Go
// Copyright 2020 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package quoted
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import (
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"reflect"
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"strings"
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"testing"
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)
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func TestSplit(t *testing.T) {
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for _, test := range []struct {
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name string
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value string
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want []string
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wantErr string
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}{
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{name: "empty", value: "", want: nil},
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{name: "space", value: " ", want: nil},
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{name: "one", value: "a", want: []string{"a"}},
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{name: "leading_space", value: " a", want: []string{"a"}},
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{name: "trailing_space", value: "a ", want: []string{"a"}},
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{name: "two", value: "a b", want: []string{"a", "b"}},
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{name: "two_multi_space", value: "a b", want: []string{"a", "b"}},
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{name: "two_tab", value: "a\tb", want: []string{"a", "b"}},
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{name: "two_newline", value: "a\nb", want: []string{"a", "b"}},
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{name: "quote_single", value: `'a b'`, want: []string{"a b"}},
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{name: "quote_double", value: `"a b"`, want: []string{"a b"}},
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{name: "quote_both", value: `'a '"b "`, want: []string{"a ", "b "}},
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{name: "quote_contains", value: `'a "'"'b"`, want: []string{`a "`, `'b`}},
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{name: "escape", value: `\'`, want: []string{`\'`}},
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{name: "quote_unclosed", value: `'a`, wantErr: "unterminated ' string"},
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} {
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t.Run(test.name, func(t *testing.T) {
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got, err := Split(test.value)
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if err != nil {
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if test.wantErr == "" {
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t.Fatalf("unexpected error: %v", err)
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} else if errMsg := err.Error(); !strings.Contains(errMsg, test.wantErr) {
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t.Fatalf("error %q does not contain %q", errMsg, test.wantErr)
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}
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return
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}
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if test.wantErr != "" {
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t.Fatalf("unexpected success; wanted error containing %q", test.wantErr)
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}
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if !reflect.DeepEqual(got, test.want) {
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t.Errorf("got %q; want %q", got, test.want)
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}
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})
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}
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}
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func TestJoin(t *testing.T) {
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for _, test := range []struct {
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name string
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args []string
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want, wantErr string
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}{
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{name: "empty", args: nil, want: ""},
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{name: "one", args: []string{"a"}, want: "a"},
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{name: "two", args: []string{"a", "b"}, want: "a b"},
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{name: "space", args: []string{"a ", "b"}, want: "'a ' b"},
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{name: "newline", args: []string{"a\n", "b"}, want: "'a\n' b"},
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{name: "quote", args: []string{`'a `, "b"}, want: `"'a " b`},
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{name: "unquoteable", args: []string{`'"`}, wantErr: "contains both single and double quotes and cannot be quoted"},
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} {
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t.Run(test.name, func(t *testing.T) {
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got, err := Join(test.args)
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if err != nil {
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if test.wantErr == "" {
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t.Fatalf("unexpected error: %v", err)
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} else if errMsg := err.Error(); !strings.Contains(errMsg, test.wantErr) {
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t.Fatalf("error %q does not contain %q", errMsg, test.wantErr)
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}
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return
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}
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if test.wantErr != "" {
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t.Fatalf("unexpected success; wanted error containing %q", test.wantErr)
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}
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if got != test.want {
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t.Errorf("got %s; want %s", got, test.want)
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}
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})
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}
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}
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