buildkit/frontend/dockerfile/instructions/support_test.go

66 lines
1.6 KiB
Go

package instructions
import "testing"
type testCase struct {
name string
args []string
attributes map[string]bool
expected []string
}
func initTestCases() []testCase {
var testCases []testCase
testCases = append(testCases, testCase{
name: "empty args",
args: []string{},
attributes: make(map[string]bool),
expected: []string{},
})
jsonAttributes := make(map[string]bool)
jsonAttributes["json"] = true
testCases = append(testCases, testCase{
name: "json attribute with one element",
args: []string{"foo"},
attributes: jsonAttributes,
expected: []string{"foo"},
})
testCases = append(testCases, testCase{
name: "json attribute with two elements",
args: []string{"foo", "bar"},
attributes: jsonAttributes,
expected: []string{"foo", "bar"},
})
testCases = append(testCases, testCase{
name: "no attributes",
args: []string{"foo", "bar"},
attributes: nil,
expected: []string{"foo bar"},
})
return testCases
}
func TestHandleJSONArgs(t *testing.T) {
testCases := initTestCases()
for _, test := range testCases {
arguments := handleJSONArgs(test.args, test.attributes)
if len(arguments) != len(test.expected) {
t.Fatalf("In test \"%s\": length of returned slice is incorrect. Expected: %d, got: %d", test.name, len(test.expected), len(arguments))
}
for i := range test.expected {
if arguments[i] != test.expected[i] {
t.Fatalf("In test \"%s\": element as position %d is incorrect. Expected: %s, got: %s", test.name, i, test.expected[i], arguments[i])
}
}
}
}