github.com/maruel/nin@v0.0.0-20220112143044-f35891e3ce7e/state_test.go (about)

     1  // Copyright 2011 Google Inc. All Rights Reserved.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package nin
    16  
    17  import (
    18  	"testing"
    19  )
    20  
    21  func TestState_Basic(t *testing.T) {
    22  	state := NewState()
    23  
    24  	command := EvalString{
    25  		Parsed: []EvalStringToken{
    26  			{"cat ", false},
    27  			{"in", true},
    28  			{" > ", false},
    29  			{"out", true},
    30  		},
    31  	}
    32  	if got := command.Serialize(); got != "[cat ][$in][ > ][$out]" {
    33  		t.Fatal(got)
    34  	}
    35  
    36  	rule := NewRule("cat")
    37  	rule.Bindings["command"] = &command
    38  	state.Bindings.Rules[rule.Name] = rule
    39  
    40  	edge := state.addEdge(rule)
    41  	state.addIn(edge, "in1", 0)
    42  	state.addIn(edge, "in2", 0)
    43  	state.addOut(edge, "out", 0)
    44  
    45  	if got := edge.EvaluateCommand(false); got != "cat in1 in2 > out" {
    46  		t.Fatal(got)
    47  	}
    48  
    49  	if state.GetNode("in1", 0).Dirty {
    50  		t.Fatal("dirty")
    51  	}
    52  	if state.GetNode("in2", 0).Dirty {
    53  		t.Fatal("dirty")
    54  	}
    55  	if state.GetNode("out", 0).Dirty {
    56  		t.Fatal("dirty")
    57  	}
    58  }