chore: add get-identity tests

PR-URL: https://github.com/npm/cli/pull/1818
Credit: @nlf
Close: #1818
Reviewed-by: @ruyadorno

1 files changed, 107 insertions, 0 deletions

diff --git a/test/lib/utils/get-identity.js b/test/lib/utils/get-identity.js
new file mode 100644
index 000000000..c72f48b2e
--- /dev/null
+++ b/test/lib/utils/get-identity.js
@@ -0,0 +1,107 @@
+const { test } = require('tap')
+const requireInject = require('require-inject')
+
+test('throws ENOREGISTRY when no registry option is provided', async (t) => {
+  t.plan(2)
+  const getIdentity = requireInject('../../../lib/utils/get-identity.js', {
+    '../../../lib/npm.js': {}
+  })
+
+  try {
+    await getIdentity()
+  } catch (err) {
+    t.equal(err.code, 'ENOREGISTRY', 'assigns the appropriate error code')
+    t.equal(err.message, 'No registry specified.', 'returns the correct error message')
+  }
+})
+
+test('returns username from uri when provided', async (t) => {
+  t.plan(1)
+
+  const getIdentity = requireInject('../../../lib/utils/get-identity.js', {
+    '../../../lib/npm.js': {
+      config: {
+        getCredentialsByURI: () => {
+          return { username: 'foo' }
+        }
+      }
+    }
+  })
+
+  const identity = await getIdentity({ registry: 'https://registry.npmjs.org' })
+  t.equal(identity, 'foo', 'returns username from uri')
+})
+
+test('calls registry whoami when token is provided', async (t) => {
+  t.plan(3)
+
+  const options = {
+    registry: 'https://registry.npmjs.org',
+    token: 'thisisnotreallyatoken'
+  }
+
+  const getIdentity = requireInject('../../../lib/utils/get-identity.js', {
+    '../../../lib/npm.js': {
+      config: {
+        getCredentialsByURI: () => options
+      }
+    },
+    'npm-registry-fetch': {
+      json: (path, opts) => {
+        t.equal(path, '/-/whoami', 'calls whoami')
+        t.same(opts, options, 'passes through provided options')
+        return { username: 'foo' }
+      }
+    }
+  })
+
+  const identity = await getIdentity(options)
+  t.equal(identity, 'foo', 'fetched username from registry')
+})
+
+test('throws ENEEDAUTH when response does not include a username', async (t) => {
+  t.plan(3)
+
+  const options = {
+    registry: 'https://registry.npmjs.org',
+    token: 'thisisnotreallyatoken'
+  }
+
+  const getIdentity = requireInject('../../../lib/utils/get-identity.js', {
+    '../../../lib/npm.js': {
+      config: {
+        getCredentialsByURI: () => options
+      }
+    },
+    'npm-registry-fetch': {
+      json: (path, opts) => {
+        t.equal(path, '/-/whoami', 'calls whoami')
+        t.same(opts, options, 'passes through provided options')
+        return {}
+      }
+    }
+  })
+
+  try {
+    await getIdentity(options)
+  } catch (err) {
+    t.equal(err.code, 'ENEEDAUTH', 'throws correct error code')
+  }
+})
+
+test('throws ENEEDAUTH when neither username nor token is configured', async (t) => {
+  t.plan(1)
+  const getIdentity = requireInject('../../../lib/utils/get-identity.js', {
+    '../../../lib/npm.js': {
+      config: {
+        getCredentialsByURI: () => ({})
+      }
+    }
+  })
+
+  try {
+    await getIdentity({ registry: 'https://registry.npmjs.org' })
+  } catch (err) {
+    t.equal(err.code, 'ENEEDAUTH', 'throws correct error code')
+  }
+})