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package templatebuilder_test
import (
"strings"
"testing"
"github.com/stretchr/testify/require"
"github.com/coder/coder/v2/coderd/templatebuilder"
)
func TestClassifyProvisionerError(t *testing.T) {
t.Parallel()
t.Run("NetworkErrors", func(t *testing.T) {
t.Parallel()
tests := []struct {
name string
jobError string
logs []string
}{
{
name: "DNSFailure",
jobError: "init failed",
logs: []string{"Error: Failed to query available provider packages", "dial tcp: lookup registry.terraform.io: no such host"},
},
{
name: "ConnectionRefused",
jobError: "terraform init: connection refused",
logs: nil,
},
{
name: "IOTimeout",
jobError: "context deadline exceeded",
logs: []string{"dial tcp 1.2.3.4:443: i/o timeout"},
},
{
name: "TLSTimeout",
jobError: "init error",
logs: []string{"net/http: TLS handshake timeout"},
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
t.Parallel()
result := templatebuilder.ClassifyProvisionerError(tc.jobError, tc.logs)
require.Contains(t, result, "unreachable from your provisioner")
})
}
})
t.Run("NetworkTakesPrecedenceOverAuth", func(t *testing.T) {
t.Parallel()
// When both network and auth patterns appear, network wins
// (checked first).
result := templatebuilder.ClassifyProvisionerError(
"connection refused",
[]string{"AccessDenied: check credentials"},
)
require.Contains(t, result, "unreachable from your provisioner")
})
t.Run("AuthErrors", func(t *testing.T) {
t.Parallel()
tests := []struct {
name string
jobError string
logs []string
}{
{
name: "AWSNoCredentials",
jobError: "terraform plan: exit status 1",
logs: []string{
"Initializing the backend...",
"Initializing provider plugins...",
"Error: No valid credential sources found",
"",
" on main.tf line 10, in provider \"aws\":",
" 10: region = \"us-east-1\"",
},
},
{
name: "GCPDefaultCredentials",
jobError: "terraform plan: exit status 1",
logs: []string{
"Error: could not find default credentials",
},
},
{
name: "AzureAuthFailure",
jobError: "terraform plan: exit status 1",
logs: []string{"Error: AuthorizationFailed for subscription"},
},
{
name: "CaseInsensitive",
jobError: "terraform plan: exit status 1",
logs: []string{"Error: ACCESSDENIED on resource"},
},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
t.Parallel()
result := templatebuilder.ClassifyProvisionerError(tc.jobError, tc.logs)
require.Contains(t, result, "Cloud provider authentication failed")
})
}
})
t.Run("AuthErrorNoLogsNoDanglingNewlines", func(t *testing.T) {
t.Parallel()
// Auth pattern in jobError with nil logs should not produce
// trailing newlines.
result := templatebuilder.ClassifyProvisionerError(
"AccessDenied: you are not allowed",
nil,
)
require.Contains(t, result, "Cloud provider authentication failed")
require.False(t, strings.HasSuffix(result, "\n"), "should not end with newline")
})
t.Run("UnrecognizedErrorIncludesLogs", func(t *testing.T) {
t.Parallel()
result := templatebuilder.ClassifyProvisionerError(
"terraform plan: exit status 1",
[]string{
"Initializing the backend...",
"Initializing provider plugins...",
"",
"Error: Unsupported block type",
"",
" on main.tf line 5, in resource \"null_resource\" \"test\":",
" 5: invalid_block {",
},
)
require.Contains(t, result, "terraform plan: exit status 1")
require.Contains(t, result, "Unsupported block type")
require.Contains(t, result, "on main.tf line 5")
})
t.Run("UnrecognizedErrorNoLogs", func(t *testing.T) {
t.Parallel()
result := templatebuilder.ClassifyProvisionerError(
"terraform plan: exit status 1",
nil,
)
require.Equal(t, "terraform plan: exit status 1", result)
})
t.Run("EmptyErrorPassthrough", func(t *testing.T) {
t.Parallel()
result := templatebuilder.ClassifyProvisionerError("", nil)
require.Equal(t, "", result)
})
t.Run("MultipleDiagnosticBlocks", func(t *testing.T) {
t.Parallel()
result := templatebuilder.ClassifyProvisionerError(
"terraform plan: exit status 1",
[]string{
"Warning: Deprecated resource",
" Use the new resource instead.",
"",
"Error: Invalid reference",
" on main.tf line 12:",
" 12: value = var.undefined",
},
)
require.Contains(t, result, "Deprecated resource")
require.Contains(t, result, "Invalid reference")
require.Contains(t, result, "on main.tf line 12")
})
t.Run("LogContextCappedAtMax", func(t *testing.T) {
t.Parallel()
var logs []string
for i := 0; i < 50; i++ {
logs = append(logs, "Error: problem number "+strings.Repeat("x", 10))
}
result := templatebuilder.ClassifyProvisionerError("exit status 1", logs)
parts := strings.SplitN(result, "\n\n", 2)
require.Len(t, parts, 2, "should have jobError and log context")
contextLines := strings.Split(strings.TrimSpace(parts[1]), "\n")
// 20 diagnostic lines + 1 truncation marker.
require.Equal(t, 21, len(contextLines))
require.Equal(t, "... (truncated)", contextLines[20])
})
t.Run("NonDiagnosticLogsFiltered", func(t *testing.T) {
t.Parallel()
result := templatebuilder.ClassifyProvisionerError(
"terraform plan: exit status 1",
[]string{
"Initializing the backend...",
"Initializing provider plugins...",
"- Finding latest version of hashicorp/aws...",
"- Installing hashicorp/aws v5.0.0...",
},
)
require.Equal(t, "terraform plan: exit status 1", result)
})
}