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bb118c37a2
opentofu/config/interpolate_funcs_test.go
Sargun Dhillon ebb551b86f config: new "reverse" interpolation function 
It reverses a list.
2019-03-19 17:32:19 -07:00

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package config
import (
"fmt"
"io/ioutil"
"os"
"reflect"
"testing"
"time"
"path/filepath"
"github.com/hashicorp/hil"
"github.com/hashicorp/hil/ast"
"github.com/mitchellh/go-homedir"
"golang.org/x/crypto/bcrypt"
)
func TestInterpolateFuncZipMap(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
{
`${zipmap(var.list, var.list2)}`,
map[string]interface{}{
"Hello": "bar",
"World": "baz",
},
false,
},
{
`${zipmap(var.list, var.nonstrings)}`,
map[string]interface{}{
"Hello": []interface{}{"bar", "baz"},
"World": []interface{}{"boo", "foo"},
},
false,
},
{
`${zipmap(var.nonstrings, var.list2)}`,
nil,
true,
},
{
`${zipmap(var.list, var.differentlengthlist)}`,
nil,
true,
},
},
Vars: map[string]ast.Variable{
"var.list": {
Type: ast.TypeList,
Value: []ast.Variable{
{
Type: ast.TypeString,
Value: "Hello",
},
{
Type: ast.TypeString,
Value: "World",
},
},
},
"var.list2": {
Type: ast.TypeList,
Value: []ast.Variable{
{
Type: ast.TypeString,
Value: "bar",
},
{
Type: ast.TypeString,
Value: "baz",
},
},
},
"var.differentlengthlist": {
Type: ast.TypeList,
Value: []ast.Variable{
{
Type: ast.TypeString,
Value: "bar",
},
{
Type: ast.TypeString,
Value: "baz",
},
{
Type: ast.TypeString,
Value: "boo",
},
},
},
"var.nonstrings": {
Type: ast.TypeList,
Value: []ast.Variable{
{
Type: ast.TypeList,
Value: []ast.Variable{
{
Type: ast.TypeString,
Value: "bar",
},
{
Type: ast.TypeString,
Value: "baz",
},
},
},
{
Type: ast.TypeList,
Value: []ast.Variable{
{
Type: ast.TypeString,
Value: "boo",
},
{
Type: ast.TypeString,
Value: "foo",
},
},
},
},
},
},
})
}
func TestInterpolateFuncList(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
// empty input returns empty list
{
`${list()}`,
[]interface{}{},
false,
},
// single input returns list of length 1
{
`${list("hello")}`,
[]interface{}{"hello"},
false,
},
// two inputs returns list of length 2
{
`${list("hello", "world")}`,
[]interface{}{"hello", "world"},
false,
},
// not a string input gives error
{
`${list("hello", 42)}`,
nil,
true,
},
// list of lists
{
`${list("${var.list}", "${var.list2}")}`,
[]interface{}{[]interface{}{"Hello", "World"}, []interface{}{"bar", "baz"}},
false,
},
// list of maps
{
`${list("${var.map}", "${var.map2}")}`,
[]interface{}{map[string]interface{}{"key": "bar"}, map[string]interface{}{"key2": "baz"}},
false,
},
// error on a heterogeneous list
{
`${list("first", "${var.list}")}`,
nil,
true,
},
},
Vars: map[string]ast.Variable{
"var.list": {
Type: ast.TypeList,
Value: []ast.Variable{
{
Type: ast.TypeString,
Value: "Hello",
},
{
Type: ast.TypeString,
Value: "World",
},
},
},
"var.list2": {
Type: ast.TypeList,
Value: []ast.Variable{
{
Type: ast.TypeString,
Value: "bar",
},
{
Type: ast.TypeString,
Value: "baz",
},
},
},
"var.map": {
Type: ast.TypeMap,
Value: map[string]ast.Variable{
"key": {
Type: ast.TypeString,
Value: "bar",
},
},
},
"var.map2": {
Type: ast.TypeMap,
Value: map[string]ast.Variable{
"key2": {
Type: ast.TypeString,
Value: "baz",
},
},
},
},
})
}
func TestInterpolateFuncMax(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
{
`${max()}`,
nil,
true,
},
{
`${max("")}`,
nil,
true,
},
{
`${max(-1, 0, 1)}`,
"1",
false,
},
{
`${max(1, 0, -1)}`,
"1",
false,
},
{
`${max(-1, -2)}`,
"-1",
false,
},
{
`${max(-1)}`,
"-1",
false,
},
},
})
}
func TestInterpolateFuncMin(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
{
`${min()}`,
nil,
true,
},
{
`${min("")}`,
nil,
true,
},
{
`${min(-1, 0, 1)}`,
"-1",
false,
},
{
`${min(1, 0, -1)}`,
"-1",
false,
},
{
`${min(-1, -2)}`,
"-2",
false,
},
{
`${min(-1)}`,
"-1",
false,
},
},
})
}
func TestInterpolateFuncPow(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
{
`${pow(1, 0)}`,
"1",
false,
},
{
`${pow(1, 1)}`,
"1",
false,
},
{
`${pow(2, 0)}`,
"1",
false,
},
{
`${pow(2, 1)}`,
"2",
false,
},
{
`${pow(3, 2)}`,
"9",
false,
},
{
`${pow(-3, 2)}`,
"9",
false,
},
{
`${pow(2, -2)}`,
"0.25",
false,
},
{
`${pow(0, 2)}`,
"0",
false,
},
{
`${pow("invalid-input", 2)}`,
nil,
true,
},
{
`${pow(2, "invalid-input")}`,
nil,
true,
},
{
`${pow(2)}`,
nil,
true,
},
},
})
}
func TestInterpolateFuncFloor(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
{
`${floor()}`,
nil,
true,
},
{
`${floor("")}`,
nil,
true,
},
{
`${floor("-1.3")}`, // there appears to be a AST bug where the parsed argument ends up being -1 without the "s
"-2",
false,
},
{
`${floor(1.7)}`,
"1",
false,
},
},
})
}
func TestInterpolateFuncCeil(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
{
`${ceil()}`,
nil,
true,
},
{
`${ceil("")}`,
nil,
true,
},
{
`${ceil(-1.8)}`,
"-1",
false,
},
{
`${ceil(1.2)}`,
"2",
false,
},
},
})
}
func TestInterpolateFuncLog(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
{
`${log(1, 10)}`,
"0",
false,
},
{
`${log(10, 10)}`,
"1",
false,
},
{
`${log(0, 10)}`,
"-Inf",
false,
},
{
`${log(10, 0)}`,
"-0",
false,
},
},
})
}
func TestInterpolateFuncChomp(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
{
`${chomp()}`,
nil,
true,
},
{
`${chomp("hello world")}`,
"hello world",
false,
},
{
fmt.Sprintf(`${chomp("%s")}`, "goodbye\ncruel\nworld"),
"goodbye\ncruel\nworld",
false,
},
{
fmt.Sprintf(`${chomp("%s")}`, "goodbye\r\nwindows\r\nworld"),
"goodbye\r\nwindows\r\nworld",
false,
},
{
fmt.Sprintf(`${chomp("%s")}`, "goodbye\ncruel\nworld\n"),
"goodbye\ncruel\nworld",
false,
},
{
fmt.Sprintf(`${chomp("%s")}`, "goodbye\ncruel\nworld\n\n\n\n"),
"goodbye\ncruel\nworld",
false,
},
{
fmt.Sprintf(`${chomp("%s")}`, "goodbye\r\nwindows\r\nworld\r\n"),
"goodbye\r\nwindows\r\nworld",
false,
},
{
fmt.Sprintf(`${chomp("%s")}`, "goodbye\r\nwindows\r\nworld\r\n\r\n\r\n\r\n"),
"goodbye\r\nwindows\r\nworld",
false,
},
},
})
}
func TestInterpolateFuncMap(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
// empty input returns empty map
{
`${map()}`,
map[string]interface{}{},
false,
},
// odd args is error
{
`${map("odd")}`,
nil,
true,
},
// two args returns map w/ one k/v
{
`${map("hello", "world")}`,
map[string]interface{}{"hello": "world"},
false,
},
// four args get two k/v
{
`${map("hello", "world", "what's", "up?")}`,
map[string]interface{}{"hello": "world", "what's": "up?"},
false,
},
// map of lists is okay
{
`${map("hello", list("world"), "what's", list("up?"))}`,
map[string]interface{}{
"hello": []interface{}{"world"},
"what's": []interface{}{"up?"},
},
false,
},
// map of maps is okay
{
`${map("hello", map("there", "world"), "what's", map("really", "up?"))}`,
map[string]interface{}{
"hello": map[string]interface{}{"there": "world"},
"what's": map[string]interface{}{"really": "up?"},
},
false,
},
// keys have to be strings
{
`${map(list("listkey"), "val")}`,
nil,
true,
},
// types have to match
{
`${map("some", "strings", "also", list("lists"))}`,
nil,
true,
},
// duplicate keys are an error
{
`${map("key", "val", "key", "again")}`,
nil,
true,
},
},
})
}
func TestInterpolateFuncCompact(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
// empty string within array
{
`${compact(split(",", "a,,b"))}`,
[]interface{}{"a", "b"},
false,
},
// empty string at the end of array
{
`${compact(split(",", "a,b,"))}`,
[]interface{}{"a", "b"},
false,
},
// single empty string
{
`${compact(split(",", ""))}`,
[]interface{}{},
false,
},
// errrors on list of lists
{
`${compact(list(list("a"), list("b")))}`,
nil,
true,
},
},
})
}
func TestInterpolateFuncCidrHost(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
{
`${cidrhost("192.168.1.0/24", 5)}`,
"192.168.1.5",
false,
},
{
`${cidrhost("192.168.1.0/24", -5)}`,
"192.168.1.251",
false,
},
{
`${cidrhost("192.168.1.0/24", -256)}`,
"192.168.1.0",
false,
},
{
`${cidrhost("192.168.1.0/30", 255)}`,
nil,
true, // 255 doesn't fit in two bits
},
{
`${cidrhost("192.168.1.0/30", -255)}`,
nil,
true, // 255 doesn't fit in two bits
},
{
`${cidrhost("not-a-cidr", 6)}`,
nil,
true, // not a valid CIDR mask
},
{
`${cidrhost("10.256.0.0/8", 6)}`,
nil,
true, // can't have an octet >255
},
},
})
}
func TestInterpolateFuncCidrNetmask(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
{
`${cidrnetmask("192.168.1.0/24")}`,
"255.255.255.0",
false,
},
{
`${cidrnetmask("192.168.1.0/32")}`,
"255.255.255.255",
false,
},
{
`${cidrnetmask("0.0.0.0/0")}`,
"0.0.0.0",
false,
},
{
// This doesn't really make sense for IPv6 networks
// but it ought to do something sensible anyway.
`${cidrnetmask("1::/64")}`,
"ffff:ffff:ffff:ffff::",
false,
},
{
`${cidrnetmask("not-a-cidr")}`,
nil,
true, // not a valid CIDR mask
},
{
`${cidrnetmask("10.256.0.0/8")}`,
nil,
true, // can't have an octet >255
},
},
})
}
func TestInterpolateFuncCidrSubnet(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
{
`${cidrsubnet("192.168.2.0/20", 4, 6)}`,
"192.168.6.0/24",
false,
},
{
`${cidrsubnet("fe80::/48", 16, 6)}`,
"fe80:0:0:6::/64",
false,
},
{
// IPv4 address encoded in IPv6 syntax gets normalized
`${cidrsubnet("::ffff:192.168.0.0/112", 8, 6)}`,
"192.168.6.0/24",
false,
},
{
`${cidrsubnet("192.168.0.0/30", 4, 6)}`,
nil,
true, // not enough bits left
},
{
`${cidrsubnet("192.168.0.0/16", 2, 16)}`,
nil,
true, // can't encode 16 in 2 bits
},
{
`${cidrsubnet("not-a-cidr", 4, 6)}`,
nil,
true, // not a valid CIDR mask
},
{
`${cidrsubnet("10.256.0.0/8", 4, 6)}`,
nil,
true, // can't have an octet >255
},
},
})
}
func TestInterpolateFuncCoalesce(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
{
`${coalesce("first", "second", "third")}`,
"first",
false,
},
{
`${coalesce("", "second", "third")}`,
"second",
false,
},
{
`${coalesce("", "", "")}`,
"",
false,
},
{
`${coalesce("foo")}`,
nil,
true,
},
},
})
}
func TestInterpolateFuncCoalesceList(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
{
`${coalescelist(list("first"), list("second"), list("third"))}`,
[]interface{}{"first"},
false,
},
{
`${coalescelist(list(), list("second"), list("third"))}`,
[]interface{}{"second"},
false,
},
{
`${coalescelist(list(), list(), list())}`,
[]interface{}{},
false,
},
{
`${coalescelist(list("foo"))}`,
nil,
true,
},
},
})
}
func TestInterpolateFuncConcat(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
// String + list
// no longer supported, now returns an error
{
`${concat("a", split(",", "b,c"))}`,
nil,
true,
},
// List + string
// no longer supported, now returns an error
{
`${concat(split(",", "a,b"), "c")}`,
nil,
true,
},
// Single list
{
`${concat(split(",", ",foo,"))}`,
[]interface{}{"", "foo", ""},
false,
},
{
`${concat(split(",", "a,b,c"))}`,
[]interface{}{"a", "b", "c"},
false,
},
// Two lists
{
`${concat(split(",", "a,b,c"), split(",", "d,e"))}`,
[]interface{}{"a", "b", "c", "d", "e"},
false,
},
// Two lists with different separators
{
`${concat(split(",", "a,b,c"), split(" ", "d e"))}`,
[]interface{}{"a", "b", "c", "d", "e"},
false,
},
// More lists
{
`${concat(split(",", "a,b"), split(",", "c,d"), split(",", "e,f"), split(",", "0,1"))}`,
[]interface{}{"a", "b", "c", "d", "e", "f", "0", "1"},
false,
},
// list vars
{
`${concat("${var.list}", "${var.list}")}`,
[]interface{}{"a", "b", "a", "b"},
false,
},
// lists of lists
{
`${concat("${var.lists}", "${var.lists}")}`,
[]interface{}{[]interface{}{"c", "d"}, []interface{}{"c", "d"}},
false,
},
// lists of maps
{
`${concat("${var.maps}", "${var.maps}")}`,
[]interface{}{map[string]interface{}{"key1": "a", "key2": "b"}, map[string]interface{}{"key1": "a", "key2": "b"}},
false,
},
// multiple strings
// no longer supported, now returns an error
{
`${concat("string1", "string2")}`,
nil,
true,
},
// mismatched types
{
`${concat("${var.lists}", "${var.maps}")}`,
nil,
true,
},
},
Vars: map[string]ast.Variable{
"var.list": {
Type: ast.TypeList,
Value: []ast.Variable{
{
Type: ast.TypeString,
Value: "a",
},
{
Type: ast.TypeString,
Value: "b",
},
},
},
"var.lists": {
Type: ast.TypeList,
Value: []ast.Variable{
{
Type: ast.TypeList,
Value: []ast.Variable{
{
Type: ast.TypeString,
Value: "c",
},
{
Type: ast.TypeString,
Value: "d",
},
},
},
},
},
"var.maps": {
Type: ast.TypeList,
Value: []ast.Variable{
{
Type: ast.TypeMap,
Value: map[string]ast.Variable{
"key1": {
Type: ast.TypeString,
Value: "a",
},
"key2": {
Type: ast.TypeString,
Value: "b",
},
},
},
},
},
},
})
}
func TestInterpolateFuncContains(t *testing.T) {
testFunction(t, testFunctionConfig{
Vars: map[string]ast.Variable{
"var.listOfStrings": interfaceToVariableSwallowError([]string{"notfoo", "stillnotfoo", "bar"}),
"var.listOfInts": interfaceToVariableSwallowError([]int{1, 2, 3}),
},
Cases: []testFunctionCase{
{
`${contains(var.listOfStrings, "bar")}`,
"true",
false,
},
{
`${contains(var.listOfStrings, "foo")}`,
"false",
false,
},
{
`${contains(var.listOfInts, 1)}`,
"true",
false,
},
{
`${contains(var.listOfInts, 10)}`,
"false",
false,
},
{
`${contains(var.listOfInts, "2")}`,
"true",
false,
},
},
})
}
func TestInterpolateFuncMerge(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
// basic merge
{
`${merge(map("a", "b"), map("c", "d"))}`,
map[string]interface{}{"a": "b", "c": "d"},
false,
},
// merge with conflicts is ok, last in wins.
{
`${merge(map("a", "b", "c", "X"), map("c", "d"))}`,
map[string]interface{}{"a": "b", "c": "d"},
false,
},
// merge variadic
{
`${merge(map("a", "b"), map("c", "d"), map("e", "f"))}`,
map[string]interface{}{"a": "b", "c": "d", "e": "f"},
false,
},
// merge with variables
{
`${merge(var.maps[0], map("c", "d"))}`,
map[string]interface{}{"key1": "a", "key2": "b", "c": "d"},
false,
},
// only accept maps
{
`${merge(map("a", "b"), list("c", "d"))}`,
nil,
true,
},
// merge maps of maps
{
`${merge(map("a", var.maps[0]), map("b", var.maps[1]))}`,
map[string]interface{}{
"b": map[string]interface{}{"key3": "d", "key4": "c"},
"a": map[string]interface{}{"key1": "a", "key2": "b"},
},
false,
},
// merge maps of lists
{
`${merge(map("a", list("b")), map("c", list("d", "e")))}`,
map[string]interface{}{"a": []interface{}{"b"}, "c": []interface{}{"d", "e"}},
false,
},
// merge map of various kinds
{
`${merge(map("a", var.maps[0]), map("b", list("c", "d")))}`,
map[string]interface{}{"a": map[string]interface{}{"key1": "a", "key2": "b"}, "b": []interface{}{"c", "d"}},
false,
},
},
Vars: map[string]ast.Variable{
"var.maps": {
Type: ast.TypeList,
Value: []ast.Variable{
{
Type: ast.TypeMap,
Value: map[string]ast.Variable{
"key1": {
Type: ast.TypeString,
Value: "a",
},
"key2": {
Type: ast.TypeString,
Value: "b",
},
},
},
{
Type: ast.TypeMap,
Value: map[string]ast.Variable{
"key3": {
Type: ast.TypeString,
Value: "d",
},
"key4": {
Type: ast.TypeString,
Value: "c",
},
},
},
},
},
},
})
}
func TestInterpolateFuncDirname(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
{
`${dirname("/foo/bar/baz")}`,
"/foo/bar",
false,
},
},
})
}
func TestInterpolateFuncDistinct(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
// 3 duplicates
{
`${distinct(concat(split(",", "user1,user2,user3"), split(",", "user1,user2,user3")))}`,
[]interface{}{"user1", "user2", "user3"},
false,
},
// 1 duplicate
{
`${distinct(concat(split(",", "user1,user2,user3"), split(",", "user1,user4")))}`,
[]interface{}{"user1", "user2", "user3", "user4"},
false,
},
// too many args
{
`${distinct(concat(split(",", "user1,user2,user3"), split(",", "user1,user4")), "foo")}`,
nil,
true,
},
// non-flat list is an error
{
`${distinct(list(list("a"), list("a")))}`,
nil,
true,
},
},
})
}
func TestInterpolateFuncMatchKeys(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
// normal usage
{
`${matchkeys(list("a", "b", "c"), list("ref1", "ref2", "ref3"), list("ref2"))}`,
[]interface{}{"b"},
false,
},
// normal usage 2, check the order
{
`${matchkeys(list("a", "b", "c"), list("ref1", "ref2", "ref3"), list("ref2", "ref1"))}`,
[]interface{}{"a", "b"},
false,
},
// duplicate item in searchset
{
`${matchkeys(list("a", "b", "c"), list("ref1", "ref2", "ref3"), list("ref2", "ref2"))}`,
[]interface{}{"b"},
false,
},
// no matches
{
`${matchkeys(list("a", "b", "c"), list("ref1", "ref2", "ref3"), list("ref4"))}`,
[]interface{}{},
false,
},
// no matches 2
{
`${matchkeys(list("a", "b", "c"), list("ref1", "ref2", "ref3"), list())}`,
[]interface{}{},
false,
},
// zero case
{
`${matchkeys(list(), list(), list("nope"))}`,
[]interface{}{},
false,
},
// complex values
{
`${matchkeys(list(list("a", "a")), list("a"), list("a"))}`,
[]interface{}{[]interface{}{"a", "a"}},
false,
},
// errors
// different types
{
`${matchkeys(list("a"), list(1), list("a"))}`,
nil,
true,
},
// different types
{
`${matchkeys(list("a"), list(list("a"), list("a")), list("a"))}`,
nil,
true,
},
// lists of different length is an error
{
`${matchkeys(list("a"), list("a", "b"), list("a"))}`,
nil,
true,
},
},
})
}
func TestInterpolateFuncFile(t *testing.T) {
tf, err := ioutil.TempFile("", "tf")
if err != nil {
t.Fatalf("err: %s", err)
}
path := tf.Name()
tf.Write([]byte("foo"))
tf.Close()
defer os.Remove(path)
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
{
fmt.Sprintf(`${file("%s")}`, path),
"foo",
false,
},
// Invalid path
{
`${file("/i/dont/exist")}`,
nil,
true,
},
// Too many args
{
`${file("foo", "bar")}`,
nil,
true,
},
},
})
}
func TestInterpolateFuncFormat(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
{
`${format("hello")}`,
"hello",
false,
},
{
`${format("hello %s", "world")}`,
"hello world",
false,
},
{
`${format("hello %d", 42)}`,
"hello 42",
false,
},
{
`${format("hello %05d", 42)}`,
"hello 00042",
false,
},
{
`${format("hello %05d", 12345)}`,
"hello 12345",
false,
},
},
})
}
func TestInterpolateFuncFormatList(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
// formatlist requires at least one list
{
`${formatlist("hello")}`,
nil,
true,
},
{
`${formatlist("hello %s", "world")}`,
nil,
true,
},
// formatlist applies to each list element in turn
{
`${formatlist("<%s>", split(",", "A,B"))}`,
[]interface{}{"<A>", "<B>"},
false,
},
// formatlist repeats scalar elements
{
`${join(", ", formatlist("%s=%s", "x", split(",", "A,B,C")))}`,
"x=A, x=B, x=C",
false,
},
// Multiple lists are walked in parallel
{
`${join(", ", formatlist("%s=%s", split(",", "A,B,C"), split(",", "1,2,3")))}`,
"A=1, B=2, C=3",
false,
},
// Mismatched list lengths generate an error
{
`${formatlist("%s=%2s", split(",", "A,B,C,D"), split(",", "1,2,3"))}`,
nil,
true,
},
// Works with lists of length 1 [GH-2240]
{
`${formatlist("%s.id", split(",", "demo-rest-elb"))}`,
[]interface{}{"demo-rest-elb.id"},
false,
},
// Works with empty lists [GH-7607]
{
`${formatlist("%s", var.emptylist)}`,
[]interface{}{},
false,
},
},
Vars: map[string]ast.Variable{
"var.emptylist": {
Type: ast.TypeList,
Value: []ast.Variable{},
},
},
})
}
func TestInterpolateFuncIndex(t *testing.T) {
testFunction(t, testFunctionConfig{
Vars: map[string]ast.Variable{
"var.list1": interfaceToVariableSwallowError([]string{"notfoo", "stillnotfoo", "bar"}),
"var.list2": interfaceToVariableSwallowError([]string{"foo"}),
"var.list3": interfaceToVariableSwallowError([]string{"foo", "spam", "bar", "eggs"}),
},
Cases: []testFunctionCase{
{
`${index("test", "")}`,
nil,
true,
},
{
`${index(var.list1, "foo")}`,
nil,
true,
},
{
`${index(var.list2, "foo")}`,
"0",
false,
},
{
`${index(var.list3, "bar")}`,
"2",
false,
},
},
})
}
func TestInterpolateFuncIndent(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
{
`${indent(4, "Fleas:
Adam
Had'em
E.E. Cummings")}`,
"Fleas:\n Adam\n Had'em\n \n E.E. Cummings",
false,
},
{
`${indent(4, "oneliner")}`,
"oneliner",
false,
},
{
`${indent(4, "#!/usr/bin/env bash
date
pwd")}`,
"#!/usr/bin/env bash\n date\n pwd",
false,
},
},
})
}
func TestInterpolateFuncJoin(t *testing.T) {
testFunction(t, testFunctionConfig{
Vars: map[string]ast.Variable{
"var.a_list": interfaceToVariableSwallowError([]string{"foo"}),
"var.a_longer_list": interfaceToVariableSwallowError([]string{"foo", "bar", "baz"}),
"var.list_of_lists": interfaceToVariableSwallowError([]interface{}{[]string{"foo"}, []string{"bar"}, []string{"baz"}}),
},
Cases: []testFunctionCase{
{
`${join(",")}`,
nil,
true,
},
{
`${join(",", var.a_list)}`,
"foo",
false,
},
{
`${join(".", var.a_longer_list)}`,
"foo.bar.baz",
false,
},
{
`${join(".", var.list_of_lists)}`,
nil,
true,
},
{
`${join(".", list(list("nested")))}`,
nil,
true,
},
},
})
}
func TestInterpolateFuncJSONEncode(t *testing.T) {
testFunction(t, testFunctionConfig{
Vars: map[string]ast.Variable{
"easy": ast.Variable{
Value: "test",
Type: ast.TypeString,
},
"hard": ast.Variable{
Value: " foo \\ \n \t \" bar ",
Type: ast.TypeString,
},
"list": interfaceToVariableSwallowError([]string{"foo", "bar\tbaz"}),
"emptylist": ast.Variable{
Value: []ast.Variable{},
Type: ast.TypeList,
},
"map": interfaceToVariableSwallowError(map[string]string{
"foo": "bar",
"ba \n z": "q\\x",
}),
"emptymap": interfaceToVariableSwallowError(map[string]string{}),
"nestedlist": interfaceToVariableSwallowError([][]string{{"foo"}}),
"nestedmap": interfaceToVariableSwallowError(map[string][]string{"foo": {"bar"}}),
},
Cases: []testFunctionCase{
{
`${jsonencode("test")}`,
`"test"`,
false,
},
{
`${jsonencode(easy)}`,
`"test"`,
false,
},
{
`${jsonencode(hard)}`,
`" foo \\ \n \t \" bar "`,
false,
},
{
`${jsonencode("")}`,
`""`,
false,
},
{
`${jsonencode()}`,
nil,
true,
},
{
`${jsonencode(list)}`,
`["foo","bar\tbaz"]`,
false,
},
{
`${jsonencode(emptylist)}`,
`[]`,
false,
},
{
`${jsonencode(map)}`,
`{"ba \n z":"q\\x","foo":"bar"}`,
false,
},
{
`${jsonencode(emptymap)}`,
`{}`,
false,
},
{
`${jsonencode(nestedlist)}`,
`[["foo"]]`,
false,
},
{
`${jsonencode(nestedmap)}`,
`{"foo":["bar"]}`,
false,
},
},
})
}
func TestInterpolateFuncReplace(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
// Regular search and replace
{
`${replace("hello", "hel", "bel")}`,
"bello",
false,
},
// Search string doesn't match
{
`${replace("hello", "nope", "bel")}`,
"hello",
false,
},
// Regular expression
{
`${replace("hello", "/l/", "L")}`,
"heLLo",
false,
},
{
`${replace("helo", "/(l)/", "$1$1")}`,
"hello",
false,
},
// Bad regexp
{
`${replace("helo", "/(l/", "$1$1")}`,
nil,
true,
},
},
})
}
func TestInterpolateFuncReverse(t *testing.T) {
testFunction(t, testFunctionConfig{
Vars: map[string]ast.Variable{
"var.inputlist": {
Type: ast.TypeList,
Value: []ast.Variable{
{Type: ast.TypeString, Value: "a"},
{Type: ast.TypeString, Value: "b"},
{Type: ast.TypeString, Value: "1"},
{Type: ast.TypeString, Value: "d"},
},
},
"var.emptylist": {
Type: ast.TypeList,
// Intentionally 0-lengthed list
Value: []ast.Variable{},
},
},
Cases: []testFunctionCase{
{
`${reverse(var.inputlist)}`,
[]interface{}{"d", "1", "b", "a"},
false,
},
{
`${reverse(var.emptylist)}`,
[]interface{}{},
false,
},
},
})
}
func TestInterpolateFuncLength(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
// Raw strings
{
`${length("")}`,
"0",
false,
},
{
`${length("a")}`,
"1",
false,
},
{
`${length(" ")}`,
"1",
false,
},
{
`${length(" a ,")}`,
"4",
false,
},
{
`${length("aaa")}`,
"3",
false,
},
// Lists
{
`${length(split(",", "a"))}`,
"1",
false,
},
{
`${length(split(",", "foo,"))}`,
"2",
false,
},
{
`${length(split(",", ",foo,"))}`,
"3",
false,
},
{
`${length(split(",", "foo,bar"))}`,
"2",
false,
},
{
`${length(split(".", "one.two.three.four.five"))}`,
"5",
false,
},
// Want length 0 if we split an empty string then compact
{
`${length(compact(split(",", "")))}`,
"0",
false,
},
// Works for maps
{
`${length(map("k", "v"))}`,
"1",
false,
},
{
`${length(map("k1", "v1", "k2", "v2"))}`,
"2",
false,
},
},
})
}
func TestInterpolateFuncSignum(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
{
`${signum()}`,
nil,
true,
},
{
`${signum("")}`,
nil,
true,
},
{
`${signum(0)}`,
"0",
false,
},
{
`${signum(15)}`,
"1",
false,
},
{
`${signum(-29)}`,
"-1",
false,
},
},
})
}
func TestInterpolateFuncSlice(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
// Negative from index
{
`${slice(list("a"), -1, 0)}`,
nil,
true,
},
// From index > to index
{
`${slice(list("a", "b", "c"), 2, 1)}`,
nil,
true,
},
// To index too large
{
`${slice(var.list_of_strings, 1, 4)}`,
nil,
true,
},
// Empty slice
{
`${slice(var.list_of_strings, 1, 1)}`,
[]interface{}{},
false,
},
{
`${slice(var.list_of_strings, 1, 2)}`,
[]interface{}{"b"},
false,
},
{
`${slice(var.list_of_strings, 0, length(var.list_of_strings) - 1)}`,
[]interface{}{"a", "b"},
false,
},
},
Vars: map[string]ast.Variable{
"var.list_of_strings": {
Type: ast.TypeList,
Value: []ast.Variable{
{
Type: ast.TypeString,
Value: "a",
},
{
Type: ast.TypeString,
Value: "b",
},
{
Type: ast.TypeString,
Value: "c",
},
},
},
},
})
}
func TestInterpolateFuncSort(t *testing.T) {
testFunction(t, testFunctionConfig{
Vars: map[string]ast.Variable{
"var.strings": ast.Variable{
Type: ast.TypeList,
Value: []ast.Variable{
{Type: ast.TypeString, Value: "c"},
{Type: ast.TypeString, Value: "a"},
{Type: ast.TypeString, Value: "b"},
},
},
"var.notstrings": ast.Variable{
Type: ast.TypeList,
Value: []ast.Variable{
{Type: ast.TypeList, Value: []ast.Variable{}},
{Type: ast.TypeString, Value: "b"},
},
},
},
Cases: []testFunctionCase{
{
`${sort(var.strings)}`,
[]interface{}{"a", "b", "c"},
false,
},
{
`${sort(var.notstrings)}`,
nil,
true,
},
},
})
}
func TestInterpolateFuncSplit(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
{
`${split(",")}`,
nil,
true,
},
{
`${split(",", "")}`,
[]interface{}{""},
false,
},
{
`${split(",", "foo")}`,
[]interface{}{"foo"},
false,
},
{
`${split(",", ",,,")}`,
[]interface{}{"", "", "", ""},
false,
},
{
`${split(",", "foo,")}`,
[]interface{}{"foo", ""},
false,
},
{
`${split(",", ",foo,")}`,
[]interface{}{"", "foo", ""},
false,
},
{
`${split(".", "foo.bar.baz")}`,
[]interface{}{"foo", "bar", "baz"},
false,
},
},
})
}
func TestInterpolateFuncLookup(t *testing.T) {
testFunction(t, testFunctionConfig{
Vars: map[string]ast.Variable{
"var.foo": {
Type: ast.TypeMap,
Value: map[string]ast.Variable{
"bar": {
Type: ast.TypeString,
Value: "baz",
},
},
},
"var.map_of_lists": ast.Variable{
Type: ast.TypeMap,
Value: map[string]ast.Variable{
"bar": {
Type: ast.TypeList,
Value: []ast.Variable{
{
Type: ast.TypeString,
Value: "baz",
},
},
},
},
},
},
Cases: []testFunctionCase{
{
`${lookup(var.foo, "bar")}`,
"baz",
false,
},
// Invalid key
{
`${lookup(var.foo, "baz")}`,
nil,
true,
},
// Supplied default with valid key
{
`${lookup(var.foo, "bar", "")}`,
"baz",
false,
},
// Supplied default with invalid key
{
`${lookup(var.foo, "zip", "")}`,
"",
false,
},
// Too many args
{
`${lookup(var.foo, "bar", "", "abc")}`,
nil,
true,
},
// Cannot lookup into map of lists
{
`${lookup(var.map_of_lists, "bar")}`,
nil,
true,
},
// Non-empty default
{
`${lookup(var.foo, "zap", "xyz")}`,
"xyz",
false,
},
},
})
}
func TestInterpolateFuncKeys(t *testing.T) {
testFunction(t, testFunctionConfig{
Vars: map[string]ast.Variable{
"var.foo": ast.Variable{
Type: ast.TypeMap,
Value: map[string]ast.Variable{
"bar": ast.Variable{
Value: "baz",
Type: ast.TypeString,
},
"qux": ast.Variable{
Value: "quack",
Type: ast.TypeString,
},
},
},
"var.str": ast.Variable{
Value: "astring",
Type: ast.TypeString,
},
},
Cases: []testFunctionCase{
{
`${keys(var.foo)}`,
[]interface{}{"bar", "qux"},
false,
},
// Invalid key
{
`${keys(var.not)}`,
nil,
true,
},
// Too many args
{
`${keys(var.foo, "bar")}`,
nil,
true,
},
// Not a map
{
`${keys(var.str)}`,
nil,
true,
},
},
})
}
// Confirm that keys return in sorted order, and values return in the order of
// their sorted keys.
func TestInterpolateFuncKeyValOrder(t *testing.T) {
testFunction(t, testFunctionConfig{
Vars: map[string]ast.Variable{
"var.foo": ast.Variable{
Type: ast.TypeMap,
Value: map[string]ast.Variable{
"D": ast.Variable{
Value: "2",
Type: ast.TypeString,
},
"C": ast.Variable{
Value: "Y",
Type: ast.TypeString,
},
"A": ast.Variable{
Value: "X",
Type: ast.TypeString,
},
"10": ast.Variable{
Value: "Z",
Type: ast.TypeString,
},
"1": ast.Variable{
Value: "4",
Type: ast.TypeString,
},
"3": ast.Variable{
Value: "W",
Type: ast.TypeString,
},
},
},
},
Cases: []testFunctionCase{
{
`${keys(var.foo)}`,
[]interface{}{"1", "10", "3", "A", "C", "D"},
false,
},
{
`${values(var.foo)}`,
[]interface{}{"4", "Z", "W", "X", "Y", "2"},
false,
},
},
})
}
func TestInterpolateFuncValues(t *testing.T) {
testFunction(t, testFunctionConfig{
Vars: map[string]ast.Variable{
"var.foo": ast.Variable{
Type: ast.TypeMap,
Value: map[string]ast.Variable{
"bar": ast.Variable{
Value: "quack",
Type: ast.TypeString,
},
"qux": ast.Variable{
Value: "baz",
Type: ast.TypeString,
},
},
},
"var.str": ast.Variable{
Value: "astring",
Type: ast.TypeString,
},
},
Cases: []testFunctionCase{
{
`${values(var.foo)}`,
[]interface{}{"quack", "baz"},
false,
},
// Invalid key
{
`${values(var.not)}`,
nil,
true,
},
// Too many args
{
`${values(var.foo, "bar")}`,
nil,
true,
},
// Not a map
{
`${values(var.str)}`,
nil,
true,
},
// Map of lists
{
`${values(map("one", list()))}`,
nil,
true,
},
},
})
}
func interfaceToVariableSwallowError(input interface{}) ast.Variable {
variable, _ := hil.InterfaceToVariable(input)
return variable
}
func TestInterpolateFuncElement(t *testing.T) {
testFunction(t, testFunctionConfig{
Vars: map[string]ast.Variable{
"var.a_list": interfaceToVariableSwallowError([]string{"foo", "baz"}),
"var.a_short_list": interfaceToVariableSwallowError([]string{"foo"}),
"var.empty_list": interfaceToVariableSwallowError([]interface{}{}),
"var.a_nested_list": interfaceToVariableSwallowError([]interface{}{[]string{"foo"}, []string{"baz"}}),
},
Cases: []testFunctionCase{
{
`${element(var.a_list, "1")}`,
"baz",
false,
},
{
`${element(var.a_short_list, "0")}`,
"foo",
false,
},
// Invalid index should wrap vs. out-of-bounds
{
`${element(var.a_list, "2")}`,
"foo",
false,
},
// Negative number should fail
{
`${element(var.a_short_list, "-1")}`,
nil,
true,
},
// Empty list should fail
{
`${element(var.empty_list, 0)}`,
nil,
true,
},
// Too many args
{
`${element(var.a_list, "0", "2")}`,
nil,
true,
},
// Only works on single-level lists
{
`${element(var.a_nested_list, "0")}`,
nil,
true,
},
},
})
}
func TestInterpolateFuncChunklist(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
// normal usage
{
`${chunklist(list("a", "b", "c"), 1)}`,
[]interface{}{
[]interface{}{"a"},
[]interface{}{"b"},
[]interface{}{"c"},
},
false,
},
// `size` is pair and the list has an impair number of items
{
`${chunklist(list("a", "b", "c"), 2)}`,
[]interface{}{
[]interface{}{"a", "b"},
[]interface{}{"c"},
},
false,
},
// list made of the same list, since size is 0
{
`${chunklist(list("a", "b", "c"), 0)}`,
[]interface{}{[]interface{}{"a", "b", "c"}},
false,
},
// negative size of chunks
{
`${chunklist(list("a", "b", "c"), -1)}`,
nil,
true,
},
},
})
}
func TestInterpolateFuncBasename(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
{
`${basename("/foo/bar/baz")}`,
"baz",
false,
},
},
})
}
func TestInterpolateFuncBase64Encode(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
// Regular base64 encoding
{
`${base64encode("abc123!?$*&()'-=@~")}`,
"YWJjMTIzIT8kKiYoKSctPUB+",
false,
},
},
})
}
func TestInterpolateFuncBase64Decode(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
// Regular base64 decoding
{
`${base64decode("YWJjMTIzIT8kKiYoKSctPUB+")}`,
"abc123!?$*&()'-=@~",
false,
},
// Invalid base64 data decoding
{
`${base64decode("this-is-an-invalid-base64-data")}`,
nil,
true,
},
},
})
}
func TestInterpolateFuncLower(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
{
`${lower("HELLO")}`,
"hello",
false,
},
{
`${lower("")}`,
"",
false,
},
{
`${lower()}`,
nil,
true,
},
},
})
}
func TestInterpolateFuncUpper(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
{
`${upper("hello")}`,
"HELLO",
false,
},
{
`${upper("")}`,
"",
false,
},
{
`${upper()}`,
nil,
true,
},
},
})
}
func TestInterpolateFuncSha1(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
{
`${sha1("test")}`,
"a94a8fe5ccb19ba61c4c0873d391e987982fbbd3",
false,
},
},
})
}
func TestInterpolateFuncSha256(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
{ // hexadecimal representation of sha256 sum
`${sha256("test")}`,
"9f86d081884c7d659a2feaa0c55ad015a3bf4f1b2b0b822cd15d6c15b0f00a08",
false,
},
},
})
}
func TestInterpolateFuncSha512(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
{
`${sha512("test")}`,
"ee26b0dd4af7e749aa1a8ee3c10ae9923f618980772e473f8819a5d4940e0db27ac185f8a0e1d5f84f88bc887fd67b143732c304cc5fa9ad8e6f57f50028a8ff",
false,
},
},
})
}
func TestInterpolateFuncTitle(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
{
`${title("hello")}`,
"Hello",
false,
},
{
`${title("hello world")}`,
"Hello World",
false,
},
{
`${title("")}`,
"",
false,
},
{
`${title()}`,
nil,
true,
},
},
})
}
func TestInterpolateFuncTrimSpace(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
{
`${trimspace(" test ")}`,
"test",
false,
},
},
})
}
func TestInterpolateFuncBase64Gzip(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
{
`${base64gzip("test")}`,
"H4sIAAAAAAAA/ypJLS4BAAAA//8BAAD//wx+f9gEAAAA",
false,
},
},
})
}
func TestInterpolateFuncBase64Sha256(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
{
`${base64sha256("test")}`,
"n4bQgYhMfWWaL+qgxVrQFaO/TxsrC4Is0V1sFbDwCgg=",
false,
},
{ // This will differ because we're base64-encoding hex represantiation, not raw bytes
`${base64encode(sha256("test"))}`,
"OWY4NmQwODE4ODRjN2Q2NTlhMmZlYWEwYzU1YWQwMTVhM2JmNGYxYjJiMGI4MjJjZDE1ZDZjMTViMGYwMGEwOA==",
false,
},
},
})
}
func TestInterpolateFuncBase64Sha512(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
{
`${base64sha512("test")}`,
"7iaw3Ur350mqGo7jwQrpkj9hiYB3Lkc/iBml1JQODbJ6wYX4oOHV+E+IvIh/1nsUNzLDBMxfqa2Ob1f1ACio/w==",
false,
},
{ // This will differ because we're base64-encoding hex represantiation, not raw bytes
`${base64encode(sha512("test"))}`,
"ZWUyNmIwZGQ0YWY3ZTc0OWFhMWE4ZWUzYzEwYWU5OTIzZjYxODk4MDc3MmU0NzNmODgxOWE1ZDQ5NDBlMGRiMjdhYzE4NWY4YTBlMWQ1Zjg0Zjg4YmM4ODdmZDY3YjE0MzczMmMzMDRjYzVmYTlhZDhlNmY1N2Y1MDAyOGE4ZmY=",
false,
},
},
})
}
func TestInterpolateFuncMd5(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
{
`${md5("tada")}`,
"ce47d07243bb6eaf5e1322c81baf9bbf",
false,
},
{ // Confirm that we're not trimming any whitespaces
`${md5(" tada ")}`,
"aadf191a583e53062de2d02c008141c4",
false,
},
{ // We accept empty string too
`${md5("")}`,
"d41d8cd98f00b204e9800998ecf8427e",
false,
},
},
})
}
func TestInterpolateFuncUUID(t *testing.T) {
results := make(map[string]bool)
for i := 0; i < 100; i++ {
ast, err := hil.Parse("${uuid()}")
if err != nil {
t.Fatalf("err: %s", err)
}
result, err := hil.Eval(ast, langEvalConfig(nil))
if err != nil {
t.Fatalf("err: %s", err)
}
if results[result.Value.(string)] {
t.Fatalf("Got unexpected duplicate uuid: %s", result.Value)
}
results[result.Value.(string)] = true
}
}
func TestInterpolateFuncTimestamp(t *testing.T) {
currentTime := time.Now().UTC()
ast, err := hil.Parse("${timestamp()}")
if err != nil {
t.Fatalf("err: %s", err)
}
result, err := hil.Eval(ast, langEvalConfig(nil))
if err != nil {
t.Fatalf("err: %s", err)
}
resultTime, err := time.Parse(time.RFC3339, result.Value.(string))
if err != nil {
t.Fatalf("Error parsing timestamp: %s", err)
}
if resultTime.Sub(currentTime).Seconds() > 10.0 {
t.Fatalf("Timestamp Diff too large. Expected: %s\nReceived: %s", currentTime.Format(time.RFC3339), result.Value.(string))
}
}
func TestInterpolateFuncTimeAdd(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
{
`${timeadd("2017-11-22T00:00:00Z", "1s")}`,
"2017-11-22T00:00:01Z",
false,
},
{
`${timeadd("2017-11-22T00:00:00Z", "10m1s")}`,
"2017-11-22T00:10:01Z",
false,
},
{ // also support subtraction
`${timeadd("2017-11-22T00:00:00Z", "-1h")}`,
"2017-11-21T23:00:00Z",
false,
},
{ // Invalid format timestamp
`${timeadd("2017-11-22", "-1h")}`,
nil,
true,
},
{ // Invalid format duration (day is not supported by ParseDuration)
`${timeadd("2017-11-22T00:00:00Z", "1d")}`,
nil,
true,
},
},
})
}
type testFunctionConfig struct {
Cases []testFunctionCase
Vars map[string]ast.Variable
}
type testFunctionCase struct {
Input string
Result interface{}
Error bool
}
func testFunction(t *testing.T, config testFunctionConfig) {
t.Helper()
for _, tc := range config.Cases {
t.Run(tc.Input, func(t *testing.T) {
ast, err := hil.Parse(tc.Input)
if err != nil {
t.Fatalf("unexpected parse error: %s", err)
}
result, err := hil.Eval(ast, langEvalConfig(config.Vars))
if err != nil != tc.Error {
t.Fatalf("unexpected eval error: %s", err)
}
if !reflect.DeepEqual(result.Value, tc.Result) {
t.Errorf("wrong result\ngiven: %s\ngot: %#v\nwant: %#v", tc.Input, result.Value, tc.Result)
}
})
}
}
func TestInterpolateFuncPathExpand(t *testing.T) {
homePath, err := homedir.Dir()
if err != nil {
t.Fatalf("Error getting home directory: %v", err)
}
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
{
`${pathexpand("~/test-file")}`,
filepath.Join(homePath, "test-file"),
false,
},
{
`${pathexpand("~/another/test/file")}`,
filepath.Join(homePath, "another/test/file"),
false,
},
{
`${pathexpand("/root/file")}`,
"/root/file",
false,
},
{
`${pathexpand("/")}`,
"/",
false,
},
{
`${pathexpand()}`,
nil,
true,
},
},
})
}
func TestInterpolateFuncSubstr(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
{
`${substr("foobar", 0, 0)}`,
"",
false,
},
{
`${substr("foobar", 0, -1)}`,
"foobar",
false,
},
{
`${substr("foobar", 0, 3)}`,
"foo",
false,
},
{
`${substr("foobar", 3, 3)}`,
"bar",
false,
},
{
`${substr("foobar", -3, 3)}`,
"bar",
false,
},
// empty string
{
`${substr("", 0, 0)}`,
"",
false,
},
// invalid offset
{
`${substr("", 1, 0)}`,
nil,
true,
},
{
`${substr("foo", -4, -1)}`,
nil,
true,
},
// invalid length
{
`${substr("", 0, 1)}`,
nil,
true,
},
{
`${substr("", 0, -2)}`,
nil,
true,
},
},
})
}
func TestInterpolateFuncBcrypt(t *testing.T) {
node, err := hil.Parse(`${bcrypt("test")}`)
if err != nil {
t.Fatalf("err: %s", err)
}
result, err := hil.Eval(node, langEvalConfig(nil))
if err != nil {
t.Fatalf("err: %s", err)
}
err = bcrypt.CompareHashAndPassword([]byte(result.Value.(string)), []byte("test"))
if err != nil {
t.Fatalf("Error comparing hash and password: %s", err)
}
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
//Negative test for more than two parameters
{
`${bcrypt("test", 15, 12)}`,
nil,
true,
},
},
})
}
func TestInterpolateFuncFlatten(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
// empty string within array
{
`${flatten(split(",", "a,,b"))}`,
[]interface{}{"a", "", "b"},
false,
},
// typical array
{
`${flatten(split(",", "a,b,c"))}`,
[]interface{}{"a", "b", "c"},
false,
},
// empty array
{
`${flatten(split(",", ""))}`,
[]interface{}{""},
false,
},
// list of lists
{
`${flatten(list(list("a"), list("b")))}`,
[]interface{}{"a", "b"},
false,
},
// list of lists of lists
{
`${flatten(list(list("a"), list(list("b","c"))))}`,
[]interface{}{"a", "b", "c"},
false,
},
// list of strings
{
`${flatten(list("a", "b", "c"))}`,
[]interface{}{"a", "b", "c"},
false,
},
},
})
}
func TestInterpolateFuncURLEncode(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
{
`${urlencode("abc123-_")}`,
"abc123-_",
false,
},
{
`${urlencode("foo:bar@localhost?foo=bar&bar=baz")}`,
"foo%3Abar%40localhost%3Ffoo%3Dbar%26bar%3Dbaz",
false,
},
{
`${urlencode("mailto:email?subject=this+is+my+subject")}`,
"mailto%3Aemail%3Fsubject%3Dthis%2Bis%2Bmy%2Bsubject",
false,
},
{
`${urlencode("foo/bar")}`,
"foo%2Fbar",
false,
},
},
})
}
func TestInterpolateFuncTranspose(t *testing.T) {
testFunction(t, testFunctionConfig{
Vars: map[string]ast.Variable{
"var.map": ast.Variable{
Type: ast.TypeMap,
Value: map[string]ast.Variable{
"key1": ast.Variable{
Type: ast.TypeList,
Value: []ast.Variable{
{Type: ast.TypeString, Value: "a"},
{Type: ast.TypeString, Value: "b"},
},
},
"key2": ast.Variable{
Type: ast.TypeList,
Value: []ast.Variable{
{Type: ast.TypeString, Value: "a"},
{Type: ast.TypeString, Value: "b"},
{Type: ast.TypeString, Value: "c"},
},
},
"key3": ast.Variable{
Type: ast.TypeList,
Value: []ast.Variable{
{Type: ast.TypeString, Value: "c"},
},
},
"key4": ast.Variable{
Type: ast.TypeList,
Value: []ast.Variable{},
},
}},
"var.badmap": ast.Variable{
Type: ast.TypeMap,
Value: map[string]ast.Variable{
"key1": ast.Variable{
Type: ast.TypeList,
Value: []ast.Variable{
{Type: ast.TypeList, Value: []ast.Variable{}},
{Type: ast.TypeList, Value: []ast.Variable{}},
},
},
}},
"var.worsemap": ast.Variable{
Type: ast.TypeMap,
Value: map[string]ast.Variable{
"key1": ast.Variable{
Type: ast.TypeString,
Value: "not-a-list",
},
}},
},
Cases: []testFunctionCase{
{
`${transpose(var.map)}`,
map[string]interface{}{
"a": []interface{}{"key1", "key2"},
"b": []interface{}{"key1", "key2"},
"c": []interface{}{"key2", "key3"},
},
false,
},
{
`${transpose(var.badmap)}`,
nil,
true,
},
{
`${transpose(var.worsemap)}`,
nil,
true,
},
},
})
}
func TestInterpolateFuncAbs(t *testing.T) {
testFunction(t, testFunctionConfig{
Cases: []testFunctionCase{
{
`${abs()}`,
nil,
true,
},
{
`${abs("")}`,
nil,
true,
},
{
`${abs(0)}`,
"0",
false,
},
{
`${abs(1)}`,
"1",
false,
},
{
`${abs(-1)}`,
"1",
false,
},
{
`${abs(1.0)}`,
"1",
false,
},
{
`${abs(-1.0)}`,
"1",
false,
},
{
`${abs(-3.14)}`,
"3.14",
false,
},
{
`${abs(-42.001)}`,
"42.001",
false,
},
},
})
}
func TestInterpolateFuncRsaDecrypt(t *testing.T) {
testFunction(t, testFunctionConfig{
Vars: map[string]ast.Variable{
"var.cipher_base64": ast.Variable{
Type: ast.TypeString,
Value: "eczGaDhXDbOFRZGhjx2etVzWbRqWDlmq0bvNt284JHVbwCgObiuyX9uV0LSAMY707IEgMkExJqXmsB4OWKxvB7epRB9G/3+F+pcrQpODlDuL9oDUAsa65zEpYF0Wbn7Oh7nrMQncyUPpyr9WUlALl0gRWytOA23S+y5joa4M34KFpawFgoqTu/2EEH4Xl1zo+0fy73fEto+nfkUY+meuyGZ1nUx/+DljP7ZqxHBFSlLODmtuTMdswUbHbXbWneW51D7Jm7xB8nSdiA2JQNK5+Sg5x8aNfgvFTt/m2w2+qpsyFa5Wjeu6fZmXSl840CA07aXbk9vN4I81WmJyblD/ZA==",
},
"var.private_key": ast.Variable{
Type: ast.TypeString,
Value: `
-----BEGIN RSA PRIVATE KEY-----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-----END RSA PRIVATE KEY-----
`,
},
"var.wrong_private_key": ast.Variable{
Type: ast.TypeString,
Value: `
-----BEGIN RSA PRIVATE KEY-----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-----END RSA PRIVATE KEY-----
`,
},
},
Cases: []testFunctionCase{
// Base-64 encoded cipher decrypts correctly
{
`${rsadecrypt(var.cipher_base64, var.private_key)}`,
"message",
false,
},
// Raw cipher
{
`${rsadecrypt(base64decode(var.cipher_base64), var.private_key)}`,
nil,
true,
},
// Wrong key
{
`${rsadecrypt(var.cipher_base64, var.wrong_private_key)}`,
nil,
true,
},
// Bad key
{
`${rsadecrypt(var.cipher_base64, "bad key")}`,
nil,
true,
},
// Empty key
{
`${rsadecrypt(var.cipher_base64, "")}`,
nil,
true,
},
// Bad cipher
{
`${rsadecrypt("bad cipher", var.private_key)}`,
nil,
true,
},
// Bad base64-encoded cipher
{
`${rsadecrypt(base64encode("bad cipher"), var.private_key)}`,
nil,
true,
},
// Empty cipher
{
`${rsadecrypt("", var.private_key)}`,
nil,
true,
},
// Too many arguments
{
`${rsadecrypt("", "", "")}`,
nil,
true,
},
// One argument
{
`${rsadecrypt("")}`,
nil,
true,
},
// No arguments
{
`${rsadecrypt()}`,
nil,
true,
},
},
})
}
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