···

       
1
       
1
       
 
       
# shellcheck shell=bash

     

       
2
       
2
       
 
       


     

       
3
       
3
       
-
       
# Tests if an array is declared.

     

       
4
       
4
       
-
       
isDeclaredArray() {

     

       
5
       
5
       
-
       
  # shellcheck disable=SC2034

     

       
6
       
6
       
-
       
  local -nr arrayRef="$1" && [[ ${!arrayRef@a} =~ a ]]

     

       
7
       
7
       
-
       
}

     

       
8
       
8
       
-
       


     

       
9
       
3
       
 
       
# Asserts that two arrays are equal, printing out differences if they are not.

     

       
10
       
4
       
 
       
# Does not short circuit on the first difference.

     

       
11
       
5
       
 
       
assertEqualArray() {

     
···

       
19
       
13
       
 
       
  local -nr actualArrayRef="$2"

     

       
20
       
14
       
 
       


     

       
21
       
15
       
 
       
  if ! isDeclaredArray "${!expectedArrayRef}"; then

     

       
22
       
22
       
-
       
    nixErrorLog "first arugment expectedArrayRef must be an array reference to a declared array"

     

       
16
       
16
       
+
       
    nixErrorLog "first argument expectedArrayRef must be a reference to an indexed array"

     

       
23
       
17
       
 
       
    exit 1

     

       
24
       
18
       
 
       
  fi

     

       
25
       
19
       
 
       


     

       
26
       
20
       
 
       
  if ! isDeclaredArray "${!actualArrayRef}"; then

     

       
27
       
27
       
-
       
    nixErrorLog "second arugment actualArrayRef must be an array reference to a declared array"

     

       
21
       
21
       
+
       
    nixErrorLog "second argument actualArrayRef must be a reference to an indexed array"

     

       
28
       
22
       
 
       
    exit 1

     

       
29
       
23
       
 
       
  fi

     

       
30
       
24
       
 
       


     

···

       
1
       
1
       
 
       
# shellcheck shell=bash

     

       
2
       
2
       
 
       


     

       
3
       
3
       
-
       
# Tests if a map is declared.

     

       
4
       
4
       
-
       
isDeclaredMap() {

     

       
5
       
5
       
-
       
  # shellcheck disable=SC2034

     

       
6
       
6
       
-
       
  local -nr mapRef="$1" && [[ ${!mapRef@a} =~ A ]]

     

       
7
       
7
       
-
       
}

     

       
8
       
8
       
-
       


     

       
9
       
3
       
 
       
# Asserts that two maps are equal, printing out differences if they are not.

     

       
10
       
4
       
 
       
# Does not short circuit on the first difference.

     

       
11
       
5
       
 
       
assertEqualMap() {

     
···

       
19
       
13
       
 
       
  local -nr actualMapRef="$2"

     

       
20
       
14
       
 
       


     

       
21
       
15
       
 
       
  if ! isDeclaredMap "${!expectedMapRef}"; then

     

       
22
       
22
       
-
       
    nixErrorLog "first arugment expectedMapRef must be an associative array reference to a declared associative array"

     

       
16
       
16
       
+
       
    nixErrorLog "first argument expectedMapRef must be a reference to an associative array"

     

       
23
       
17
       
 
       
    exit 1

     

       
24
       
18
       
 
       
  fi

     

       
25
       
19
       
 
       


     

       
26
       
20
       
 
       
  if ! isDeclaredMap "${!actualMapRef}"; then

     

       
27
       
27
       
-
       
    nixErrorLog "second arugment actualMapRef must be an associative array reference to a declared associative array"

     

       
21
       
21
       
+
       
    nixErrorLog "second argument actualMapRef must be a reference to an associative array"

     

       
28
       
22
       
 
       
    exit 1

     

       
29
       
23
       
 
       
  fi

     

       
30
       
24
       
 
       


     

       
31
       
31
       
-
       
  # NOTE:

     

       
32
       
32
       
-
       
  # From the `sort` manpage: "The locale specified by the environment affects sort order. Set LC_ALL=C to get the

     

       
33
       
33
       
-
       
  # traditional sort order that uses native byte values."

     

       
34
       
34
       
-
       
  # We specify the environment variable in a subshell to avoid polluting the caller's environment.

     

       
35
       
35
       
-
       


     

       
36
       
36
       
-
       
  local -a sortedExpectedKeys

     

       
37
       
37
       
-
       
  mapfile -d '' -t sortedExpectedKeys < <(printf '%s\0' "${!expectedMapRef[@]}" | LC_ALL=C sort --stable --zero-terminated)

     

       
38
       
38
       
-
       


     

       
39
       
39
       
-
       
  local -a sortedActualKeys

     

       
40
       
40
       
-
       
  mapfile -d '' -t sortedActualKeys < <(printf '%s\0' "${!actualMapRef[@]}" | LC_ALL=C sort --stable --zero-terminated)

     

       
41
       
41
       
-
       


     

       
42
       
25
       
 
       
  local -ir expectedLength=${#expectedMapRef[@]}

     

       
43
       
26
       
 
       
  local -ir actualLength=${#actualMapRef[@]}

     

       
44
       
27
       
 
       


     
···

       
48
       
31
       
 
       
    nixErrorLog "maps differ in length: expectedMap has length $expectedLength but actualMap has length $actualLength"

     

       
49
       
32
       
 
       
    hasDiff=1

     

       
50
       
33
       
 
       
  fi

     

       
34
       
34
       
+
       


     

       
35
       
35
       
+
       
  local -a sortedExpectedKeys=()

     

       
36
       
36
       
+
       
  getSortedMapKeys "${!expectedMapRef}" sortedExpectedKeys

     

       
37
       
37
       
+
       


     

       
38
       
38
       
+
       
  local -a sortedActualKeys=()

     

       
39
       
39
       
+
       
  getSortedMapKeys "${!actualMapRef}" sortedActualKeys

     

       
51
       
40
       
 
       


     

       
52
       
41
       
 
       
  local -i expectedKeyIdx=0

     

       
53
       
42
       
 
       
  local expectedKey

     

···

       
1
       
1
       
 
       
{

     

       
2
       
2
       
+
       
  arrayUtilities,

     

       
2
       
3
       
 
       
  lib,

     

       
3
       
4
       
 
       
  stdenvNoCC,

     

       
4
       
5
       
 
       
}:

     
···

       
21
       
22
       
 
       
    inherit name;

     

       
22
       
23
       
 
       


     

       
23
       
24
       
 
       
    nativeBuildInputs = [

     

       
25
       
25
       
+
       
      arrayUtilities.isDeclaredArray

     

       
24
       
26
       
 
       
      ./assert-equal-array.sh

     

       
27
       
27
       
+
       
      arrayUtilities.isDeclaredMap

     

       
28
       
28
       
+
       
      arrayUtilities.getSortedMapKeys

     

       
25
       
29
       
 
       
      ./assert-equal-map.sh

     

       
26
       
30
       
 
       
    ];

     

       
27
       
31