143 lines
3.6 KiB
Go
143 lines
3.6 KiB
Go
// Copyright 2014 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 blueprint
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import (
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"reflect"
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"testing"
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)
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var ninjaParseTestCases = []struct {
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input string
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vars []string
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strs []string
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err string
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}{
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{
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input: "abc def $ghi jkl",
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vars: []string{"ghi"},
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strs: []string{"abc def ", " jkl"},
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},
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{
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input: "abc def $ghi$jkl",
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vars: []string{"ghi", "jkl"},
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strs: []string{"abc def ", "", ""},
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},
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{
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input: "foo $012_-345xyz_! bar",
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vars: []string{"012_-345xyz_"},
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strs: []string{"foo ", "! bar"},
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},
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{
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input: "foo ${012_-345xyz_} bar",
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vars: []string{"012_-345xyz_"},
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strs: []string{"foo ", " bar"},
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},
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{
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input: "foo ${012_-345xyz_} bar",
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vars: []string{"012_-345xyz_"},
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strs: []string{"foo ", " bar"},
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},
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{
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input: "foo $$ bar",
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vars: nil,
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strs: []string{"foo $$ bar"},
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},
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{
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input: "foo $ bar",
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err: "invalid character after '$' at byte offset 5",
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},
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{
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input: "foo $",
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err: "unexpected end of string after '$'",
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},
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{
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input: "foo ${} bar",
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err: "empty variable name at byte offset 6",
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},
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{
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input: "foo ${abc!} bar",
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err: "invalid character in variable name at byte offset 9",
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},
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{
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input: "foo ${abc",
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err: "unexpected end of string in variable name",
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},
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}
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func TestParseNinjaString(t *testing.T) {
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for _, testCase := range ninjaParseTestCases {
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scope := newLocalScope(nil, "namespace")
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var expectedVars []Variable
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for _, varName := range testCase.vars {
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v, err := scope.LookupVariable(varName)
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if err != nil {
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v, err = scope.AddLocalVariable(varName, "")
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if err != nil {
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t.Fatalf("error creating scope: %s", err)
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}
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}
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expectedVars = append(expectedVars, v)
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}
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output, err := parseNinjaString(scope, testCase.input)
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if err == nil {
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if !reflect.DeepEqual(output.variables, expectedVars) {
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t.Errorf("incorrect variable list:")
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t.Errorf(" input: %q", testCase.input)
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t.Errorf(" expected: %#v", testCase.vars)
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t.Errorf(" got: %#v", output.variables)
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}
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if !reflect.DeepEqual(output.strings, testCase.strs) {
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t.Errorf("incorrect string list:")
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t.Errorf(" input: %q", testCase.input)
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t.Errorf(" expected: %#v", testCase.strs)
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t.Errorf(" got: %#v", output.strings)
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}
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}
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var errStr string
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if err != nil {
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errStr = err.Error()
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}
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if err != nil && err.Error() != testCase.err {
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t.Errorf("unexpected error:")
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t.Errorf(" input: %q", testCase.input)
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t.Errorf(" expected: %q", testCase.err)
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t.Errorf(" got: %q", errStr)
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}
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}
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}
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func TestParseNinjaStringWithImportedVar(t *testing.T) {
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ImpVar := &staticVariable{name_: "ImpVar"}
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impScope := newScope(nil)
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impScope.AddVariable(ImpVar)
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scope := newScope(nil)
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scope.AddImport("impPkg", impScope)
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input := "abc def ${impPkg.ImpVar} ghi"
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output, err := parseNinjaString(scope, input)
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if err != nil {
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t.Fatalf("unexpected error: %s", err)
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}
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expect := []Variable{ImpVar}
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if !reflect.DeepEqual(output.variables, expect) {
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t.Errorf("incorrect output:")
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t.Errorf(" input: %q", input)
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t.Errorf(" expected: %#v", expect)
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t.Errorf(" got: %#v", output)
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}
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}
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