TestContextInitQueryCache() — gin Function Reference

Source Code

context_test.go lines 761–801

func TestContextInitQueryCache(t *testing.T) {
	validURL, err := url.Parse("https://github.com/gin-gonic/gin/pull/3969?key=value&otherkey=othervalue")
	require.NoError(t, err)

	tests := []struct {
		testName           string
		testContext        *Context
		expectedQueryCache url.Values
	}{
		{
			testName: "queryCache should remain unchanged if already not nil",
			testContext: &Context{
				queryCache: url.Values{"a": []string{"b"}},
				Request:    &http.Request{URL: validURL}, // valid request for evidence that values weren't extracted
			},
			expectedQueryCache: url.Values{"a": []string{"b"}},
		},
		{
			testName:           "queryCache should be empty when Request is nil",
			testContext:        &Context{Request: nil}, // explicit nil for readability
			expectedQueryCache: url.Values{},
		},
		{
			testName:           "queryCache should be empty when Request.URL is nil",
			testContext:        &Context{Request: &http.Request{URL: nil}}, // explicit nil for readability
			expectedQueryCache: url.Values{},
		},
		{
			testName:           "queryCache should be populated when it not yet populated and Request + Request.URL are non nil",
			testContext:        &Context{Request: &http.Request{URL: validURL}}, // explicit nil for readability
			expectedQueryCache: url.Values{"key": []string{"value"}, "otherkey": []string{"othervalue"}},
		},
	}

	for _, test := range tests {
		t.Run(test.testName, func(t *testing.T) {
			test.testContext.initQueryCache()
			assert.Equal(t, test.expectedQueryCache, test.testContext.queryCache)
		})
	}
}