e9cc403553
If a directive appears in the middle of a Rule, the Rule does not reflect its length. This must be reflected to obtain the correct End() position of the Rule. Change-Id: I67a78f95487829c639b0c1414ac4cc096faa6363
149 lines
3.2 KiB
Go
149 lines
3.2 KiB
Go
// Copyright 2018 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 parser
|
|
|
|
import (
|
|
"bytes"
|
|
"testing"
|
|
)
|
|
|
|
var parserTestCases = []struct {
|
|
name string
|
|
in string
|
|
out []Node
|
|
}{
|
|
{
|
|
name: "Escaped $",
|
|
in: `a$$ b: c`,
|
|
out: []Node{
|
|
&Rule{
|
|
Target: SimpleMakeString("a$ b", NoPos),
|
|
Prerequisites: SimpleMakeString("c", NoPos),
|
|
},
|
|
},
|
|
},
|
|
{
|
|
name: "Simple warning",
|
|
in: `$(warning A warning)`,
|
|
out: []Node{
|
|
&Variable{
|
|
Name: SimpleMakeString("warning A warning", NoPos),
|
|
},
|
|
},
|
|
},
|
|
{
|
|
name: "Warning with #",
|
|
in: `$(warning # A warning)`,
|
|
out: []Node{
|
|
&Variable{
|
|
Name: SimpleMakeString("warning # A warning", NoPos),
|
|
},
|
|
},
|
|
},
|
|
{
|
|
name: "Findstring with #",
|
|
in: `$(findstring x,x a #)`,
|
|
out: []Node{
|
|
&Variable{
|
|
Name: SimpleMakeString("findstring x,x a #", NoPos),
|
|
},
|
|
},
|
|
},
|
|
{
|
|
name: "If statement",
|
|
in: `ifeq (a,b) # comment
|
|
endif`,
|
|
out: []Node{
|
|
&Directive{
|
|
NamePos: NoPos,
|
|
Name: "ifeq",
|
|
Args: SimpleMakeString("(a,b) ", NoPos),
|
|
EndPos: NoPos,
|
|
},
|
|
&Comment{
|
|
CommentPos: NoPos,
|
|
Comment: " comment",
|
|
},
|
|
&Directive{
|
|
NamePos: NoPos,
|
|
Name: "endif",
|
|
Args: SimpleMakeString("", NoPos),
|
|
EndPos: NoPos,
|
|
},
|
|
},
|
|
},
|
|
{
|
|
name: "Blank line in rule's command",
|
|
in: `all:
|
|
echo first line
|
|
|
|
echo second line`,
|
|
out: []Node{
|
|
&Rule{
|
|
Target: SimpleMakeString("all", NoPos),
|
|
RecipePos: NoPos,
|
|
Recipe: "echo first line\necho second line",
|
|
Prerequisites: SimpleMakeString("", NoPos),
|
|
},
|
|
},
|
|
},
|
|
}
|
|
|
|
func TestParse(t *testing.T) {
|
|
for _, test := range parserTestCases {
|
|
t.Run(test.name, func(t *testing.T) {
|
|
p := NewParser(test.name, bytes.NewBufferString(test.in))
|
|
got, errs := p.Parse()
|
|
|
|
if len(errs) != 0 {
|
|
t.Fatalf("Unexpected errors while parsing: %v", errs)
|
|
}
|
|
|
|
if len(got) != len(test.out) {
|
|
t.Fatalf("length mismatch, expected %d nodes, got %d", len(test.out), len(got))
|
|
}
|
|
|
|
for i := range got {
|
|
if got[i].Dump() != test.out[i].Dump() {
|
|
t.Errorf("incorrect node %d:\nexpected: %#v (%s)\n got: %#v (%s)",
|
|
i, test.out[i], test.out[i].Dump(), got[i], got[i].Dump())
|
|
}
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestRuleEnd(t *testing.T) {
|
|
name := "ruleEndTest"
|
|
in := `all:
|
|
ifeq (A, A)
|
|
echo foo
|
|
echo foo
|
|
echo foo
|
|
echo foo
|
|
endif
|
|
echo bar
|
|
`
|
|
p := NewParser(name, bytes.NewBufferString(in))
|
|
got, errs := p.Parse()
|
|
if len(errs) != 0 {
|
|
t.Fatalf("Unexpected errors while parsing: %v", errs)
|
|
}
|
|
|
|
if got[0].End() < got[len(got) -1].Pos() {
|
|
t.Errorf("Rule's end (%d) is smaller than directive that inside of rule's start (%v)\n", got[0].End(), got[len(got) -1].Pos())
|
|
}
|
|
}
|