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// Copyright 2014 Google Inc. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package blueprint
import (
"reflect"
"testing"
)
var ninjaParseTestCases = []struct {
input string
vars []string
strs []string
err string
}{
{
input: "abc def $ghi jkl",
vars: []string{"ghi"},
strs: []string{"abc def ", " jkl"},
},
{
input: "abc def $ghi$jkl",
vars: []string{"ghi", "jkl"},
strs: []string{"abc def ", "", ""},
},
{
input: "foo $012_-345xyz_! bar",
vars: []string{"012_-345xyz_"},
strs: []string{"foo ", "! bar"},
},
{
input: "foo ${012_-345xyz_} bar",
vars: []string{"012_-345xyz_"},
strs: []string{"foo ", " bar"},
},
{
input: "foo ${012_-345xyz_} bar",
vars: []string{"012_-345xyz_"},
strs: []string{"foo ", " bar"},
},
{
input: "foo $$ bar",
vars: nil,
strs: []string{"foo $$ bar"},
},
{
input: "$foo${bar}",
vars: []string{"foo", "bar"},
strs: []string{"", "", ""},
},
{
input: "$foo$$",
vars: []string{"foo"},
strs: []string{"", "$$"},
},
{
input: "foo bar",
vars: nil,
strs: []string{"foo bar"},
},
{
input: "foo $ bar",
err: "invalid character after '$' at byte offset 5",
},
{
input: "foo $",
err: "unexpected end of string after '$'",
},
{
input: "foo ${} bar",
err: "empty variable name at byte offset 6",
},
{
input: "foo ${abc!} bar",
err: "invalid character in variable name at byte offset 9",
},
{
input: "foo ${abc",
err: "unexpected end of string in variable name",
},
}
func TestParseNinjaString(t *testing.T) {
for _, testCase := range ninjaParseTestCases {
scope := newLocalScope(nil, "namespace")
expectedVars := []Variable{}
for _, varName := range testCase.vars {
v, err := scope.LookupVariable(varName)
if err != nil {
v, err = scope.AddLocalVariable(varName, "")
if err != nil {
t.Fatalf("error creating scope: %s", err)
}
}
expectedVars = append(expectedVars, v)
}
output, err := parseNinjaString(scope, testCase.input)
if err == nil {
if !reflect.DeepEqual(output.variables, expectedVars) {
t.Errorf("incorrect variable list:")
t.Errorf(" input: %q", testCase.input)
t.Errorf(" expected: %#v", expectedVars)
t.Errorf(" got: %#v", output.variables)
}
if !reflect.DeepEqual(output.strings, testCase.strs) {
t.Errorf("incorrect string list:")
t.Errorf(" input: %q", testCase.input)
t.Errorf(" expected: %#v", testCase.strs)
t.Errorf(" got: %#v", output.strings)
}
}
var errStr string
if err != nil {
errStr = err.Error()
}
if err != nil && err.Error() != testCase.err {
t.Errorf("unexpected error:")
t.Errorf(" input: %q", testCase.input)
t.Errorf(" expected: %q", testCase.err)
t.Errorf(" got: %q", errStr)
}
}
}
func TestParseNinjaStringWithImportedVar(t *testing.T) {
ImpVar := &staticVariable{name_: "ImpVar"}
impScope := newScope(nil)
impScope.AddVariable(ImpVar)
scope := newScope(nil)
scope.AddImport("impPkg", impScope)
input := "abc def ${impPkg.ImpVar} ghi"
output, err := parseNinjaString(scope, input)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
expect := []Variable{ImpVar}
if !reflect.DeepEqual(output.variables, expect) {
t.Errorf("incorrect output:")
t.Errorf(" input: %q", input)
t.Errorf(" expected: %#v", expect)
t.Errorf(" got: %#v", output)
}
}
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