aboutsummaryrefslogtreecommitdiff
path: root/adapters/gtest/adapter.go
blob: 3d769e3971594a3a53fc805f2e3b1f7974b6ad60 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
package gtest

import (
	"context"
	"errors"
	"fmt"
	"io/ioutil"
	"log"
	"os"
	"os/exec"
	"path"
	"time"

	"golang.flu0r1ne.net/planr"
)

const GTEST_CMAKE = "CMakeLists.txt"

func mkUnit(tc *planr.TestCase) cmakeUnit {
  cfg := tc.AdapterConfig().(*GtestConfig)

  return cmakeUnit {
    tc.Cname,
    cfg.joinTests(*cfg.Testfile),
    cfg.srcList(),
  };
}

func chdir(dir string) {
  if err := os.Chdir(dir); err != nil {
    log.Fatal(err)
  }
}

type GtestAdapter struct {}

func (a *GtestAdapter) Config() planr.AdapterConfig {
  return planr.AdapterConfig {
    Name: "gtest",
    ParseConfig: ParseConfig,
    ParseDefaultConfig: ParseDefaultConfig,
 }
}

func (adapter *GtestAdapter) Build(tcs []*planr.TestCase) {
  buildDir :=  adapter.Config().Dir()
  cmakeFile := path.Join(buildDir, GTEST_CMAKE)

  units := make([]cmakeUnit, 0)
  for _, tc := range tcs {
    
    fmt.Printf("[R] Building %s (%s)\n", tc.Cname, tc.Path)
    cfg := tc.AdapterConfig().(*GtestConfig)
    cfg.ensureSatisfied(tc.Path)

    units = append(units, mkUnit(tc))
  }

  genCmake(cmakeFile, units)
  
  chdir(buildDir)
  planr.RunCmd("cmake", "-S", ".", "-B", ".")
}

type ResultFromId map[string] Result

func (adapter *GtestAdapter) execTests(cnames []string) ResultFromId {
  buildDir := adapter.Config().Dir()

  lut := make(ResultFromId, 0)
  for _, exe := range cnames {
      fmt.Printf("[R] Evaluating %s\n", exe)

      exePath := path.Join(buildDir, exe)

      f, err := ioutil.TempFile(buildDir, "gtest_adapter_*.json")

      if err != nil {
        log.Fatal(err)
      }

      ctx, cancel := context.WithTimeout(context.Background(), 9999*time.Millisecond)
      cmd := exec.CommandContext(ctx, exePath, "--gtest_output=json:" + f.Name())

      defer cancel()
      defer os.Remove(f.Name())

      if err := cmd.Run(); err != nil {
        var exiterr *exec.ExitError

        if !errors.As(err, &exiterr) {
          log.Printf("%v\n", err)
          os.Exit(exiterr.ExitCode())
        }
      }

      for _, r  := range decodeResults(f) {
        lut[exe + "." + r.id] = r
      }
  }

  return lut
}

// An executable may contain more than one test
// Gather all executables and deduplicate them
func exes(tcs []*planr.TestCase) []string {
  set := make(map[string] bool, 0)
  
  for _, tc := range tcs {
    // Tests which have encountered a failure
    // may not have an executable
    if tc.Result.Status != planr.PASSING {
      continue
    }

    if(!set[tc.Cname]) {
      set[tc.Cname] = true
    }
  }
 
  exes := make([]string, 0)
  for k := range set {
    exes = append(exes, k)
  }
  
  return exes
}

func id(tc *planr.TestCase) string {
  cfg := tc.AdapterConfig().(*GtestConfig)
  return tc.Cname + "." + *cfg.Suite + "." + *cfg.Name
}

func (adapter *GtestAdapter) Evaluate(tcs []*planr.TestCase) {
  buildDir := adapter.Config().Dir()
  chdir(buildDir)

  for _, tc := range tcs {
    cmd := exec.Command("make", tc.Cname)
    out, err := cmd.CombinedOutput()
    tc.Result = new(planr.TestResult)

    // Don't treat command failure as anything but a build failure
    if err != nil{
      var exiterr *exec.ExitError
      if errors.As(err, &exiterr) && exiterr.ExitCode() == 0 {
        log.Fatal(err)
      }

      tc.Result.Status = planr.COMPILATION_FAILURE
    }

    tc.Result.DebugOutput = string(out)
  }

  files := exes(tcs)
  resultById := adapter.execTests(files)

  for _, tc := range tcs {
    result, ok := resultById[id(tc)]

    // compilation failure
    if !ok {
      continue
    }
 
    if !result.pass {
      tc.Result.Status = planr.RUNTIME_FAILURE
    }

    tc.Result.FailureMsg = result.failureMsg
  }
}