proc_environ_test.go

Documentation: github.com/prometheus/procfs

     1  // Copyright 2019 The Prometheus Authors
     2  // Licensed under the Apache License, Version 2.0 (the "License");
     3  // you may not use this file except in compliance with the License.
     4  // You may obtain a copy of the License at
     5  //
     6  // http://www.apache.org/licenses/LICENSE-2.0
     7  //
     8  // Unless required by applicable law or agreed to in writing, software
     9  // distributed under the License is distributed on an "AS IS" BASIS,
    10  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    11  // See the License for the specific language governing permissions and
    12  // limitations under the License.
    13  
    14  package procfs
    15  
    16  import "testing"
    17  
    18  func TestProcEnviron(t *testing.T) {
    19  	p, err := getProcFixtures(t).Proc(26231)
    20  	if err != nil {
    21  		t.Fatal(err)
    22  	}
    23  
    24  	environments, err := p.Environ()
    25  	if err != nil {
    26  		t.Fatal(err)
    27  	}
    28  
    29  	expectedEnvironments := []string{
    30  		"PATH=/go/bin:/usr/local/go/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
    31  		"HOSTNAME=cd24e11f73a5",
    32  		"TERM=xterm",
    33  		"GOLANG_VERSION=1.12.5",
    34  		"GOPATH=/go",
    35  		"HOME=/root",
    36  	}
    37  
    38  	if want, have := len(expectedEnvironments), len(environments); want != have {
    39  		t.Errorf("want %d parsed environments, have %d", want, have)
    40  	}
    41  
    42  	for i, environment := range environments {
    43  		if want, have := expectedEnvironments[i], environment; want != have {
    44  			t.Errorf("%d: want %v, have %v", i, want, have)
    45  		}
    46  	}
    47  }
    48
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