Ilia Denisov
116 lines
3.7 KiB
Go
116 lines
3.7 KiB
Go
package handlers
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import (
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"encoding/json"
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"errors"
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"net/http"
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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// Tests for the read-only handlers (`internalListRuntimes`,
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// `internalGetRuntime`). These bypass the service layer and read
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// directly from `ports.RuntimeRecordStore` — see
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// `rtmanager/docs/services.md` §18.
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func TestListHandlerReturnsEmptyItemsForEmptyStore(t *testing.T) {
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t.Parallel()
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deps := Dependencies{RuntimeRecords: newFakeRuntimeRecords()}
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rec := drive(t, deps, http.MethodGet, "/api/v1/internal/runtimes", nil, nil)
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require.Equal(t, http.StatusOK, rec.Code)
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require.Equal(t, JSONContentType, rec.Header().Get("Content-Type"))
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var resp runtimesListResponse
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require.NoError(t, json.NewDecoder(rec.Body).Decode(&resp))
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require.NotNil(t, resp.Items, "items must never be nil")
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assert.Empty(t, resp.Items)
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}
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func TestListHandlerReturnsEveryStoredRecord(t *testing.T) {
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t.Parallel()
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store := newFakeRuntimeRecords()
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store.put(sampleRunningRecord(t))
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store.put(sampleStoppedRecord(t))
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rec := drive(t, Dependencies{RuntimeRecords: store}, http.MethodGet, "/api/v1/internal/runtimes", nil, nil)
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require.Equal(t, http.StatusOK, rec.Code)
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var resp runtimesListResponse
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require.NoError(t, json.NewDecoder(rec.Body).Decode(&resp))
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require.Len(t, resp.Items, 2)
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gotIDs := map[string]string{}
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for _, item := range resp.Items {
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gotIDs[item.GameID] = item.Status
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}
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assert.Equal(t, "running", gotIDs["game-test"])
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assert.Equal(t, "stopped", gotIDs["game-stopped"])
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}
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func TestListHandlerReturnsInternalErrorWhenStoreFails(t *testing.T) {
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t.Parallel()
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store := newFakeRuntimeRecords()
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store.listErr = errors.New("postgres exploded")
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rec := drive(t, Dependencies{RuntimeRecords: store}, http.MethodGet, "/api/v1/internal/runtimes", nil, nil)
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body := decodeErrorBody(t, rec, http.StatusInternalServerError)
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assert.Equal(t, "internal_error", body.Code)
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}
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func TestListHandlerReturnsInternalErrorWhenStoreNotWired(t *testing.T) {
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t.Parallel()
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rec := drive(t, Dependencies{}, http.MethodGet, "/api/v1/internal/runtimes", nil, nil)
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body := decodeErrorBody(t, rec, http.StatusInternalServerError)
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assert.Equal(t, "internal_error", body.Code)
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}
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func TestGetHandlerReturnsTheRecord(t *testing.T) {
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t.Parallel()
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store := newFakeRuntimeRecords()
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record := sampleRunningRecord(t)
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store.put(record)
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rec := drive(t, Dependencies{RuntimeRecords: store}, http.MethodGet, "/api/v1/internal/runtimes/game-test", nil, nil)
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resp := decodeRecordResponse(t, rec)
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assert.Equal(t, "game-test", resp.GameID)
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assert.Equal(t, "running", resp.Status)
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if assert.NotNil(t, resp.CurrentImageRef) {
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assert.Equal(t, "galaxy/game:v1.2.3", *resp.CurrentImageRef)
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}
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}
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func TestGetHandlerReturnsNotFoundForMissingRecord(t *testing.T) {
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t.Parallel()
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rec := drive(t, Dependencies{RuntimeRecords: newFakeRuntimeRecords()}, http.MethodGet, "/api/v1/internal/runtimes/game-missing", nil, nil)
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body := decodeErrorBody(t, rec, http.StatusNotFound)
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assert.Equal(t, "not_found", body.Code)
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}
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func TestGetHandlerReturnsInternalErrorWhenStoreFails(t *testing.T) {
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t.Parallel()
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store := newFakeRuntimeRecords()
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store.getErr = errors.New("transport blew up")
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rec := drive(t, Dependencies{RuntimeRecords: store}, http.MethodGet, "/api/v1/internal/runtimes/game-test", nil, nil)
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body := decodeErrorBody(t, rec, http.StatusInternalServerError)
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assert.Equal(t, "internal_error", body.Code)
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}
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func TestGetHandlerReturnsInternalErrorWhenStoreNotWired(t *testing.T) {
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t.Parallel()
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rec := drive(t, Dependencies{}, http.MethodGet, "/api/v1/internal/runtimes/game-test", nil, nil)
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body := decodeErrorBody(t, rec, http.StatusInternalServerError)
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assert.Equal(t, "internal_error", body.Code)
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}
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