Skip to main content

TraceCov

Schema-level API coverage down to individual keywords.

Your API tests pass. But did you actually test the validation rules?

Hitting POST /users with {"name": "Alice", "age": 30} gives you 100% endpoint coverage—but you haven't tested empty names, negative ages, or strings that are too long.

TraceCov measures coverage at the schema keyword level: minLength, pattern, enum, minimum - not just endpoints.

API Coverage Report

Install

pip install tracecov

Quick Start

import tracecov
import requests

# Load your OpenAPI schema
coverage = tracecov.CoverageMap.from_path("openapi.json")

# Wrap your session to track requests
session = coverage.requests.track_session(requests.Session())

# Run your tests as usual
session.post("https://api.example.com/users", json={"name": "Alice"})
session.get("https://api.example.com/users/123")

# Generate the report
coverage.save_report()

What It Tracks

Dimension What it measures
Operations HTTP method + path combinations called
Parameters Path, query, header, cookie, body coverage
Keywords JSON Schema validation rules (minLength, pattern, etc.)
Examples Schema examples and defaults used
Responses HTTP status codes returned

Documentation

https://docs.tracecov.sh/

Feedback

Help shape TraceCov: 2-minute survey

Professional Edition

For advanced features, contact info@tracecov.sh.

Metadata

Release files for tracecov 0.25.1

For a detailed explanation of source distributions (sdists) and built distributions (wheels), please see the package formats documentation.

Source distribution (sdist)

Source distribution for tracecov 0.25.1
File Size Uploaded
tracecov-0.25.1.tar.gz 22.2 kB Details

Built distribution (wheel)

Table of built distributions (wheels) for tracecov 0.25.1
File Interpreter ABI Platform
tracecov-0.25.1-py3-none-any.whl Python 3 none any Details

Total release size: 51.5 kB

Release files / tracecov-0.25.1.tar.gz

Download URL tracecov-0.25.1.tar.gz
Size 22.2 kB
Tags Source
SHA-256 checksum
How to use checksums
cf4351b8b396e5e7bd0fb49e98aad84f21c2dd8b662608f25a19636da5179376
BLAKE2b-256 checksum
How to use checksums
3e6118dfe63699399d5f2bf769a7beac0a4575c4a673d76d3a772885af991f9b
Upload date
Uploaded using Trusted Publishing?
What is trusted publishing?
Yes
Uploaded via uv/0.12.22 {"installer":{"name":"uv","version":"0.12.22","subcommand":["publish"]},"python":null,"implementation":{"name":null,"version":null},"distro":{"name":"Ubuntu","version":"24.04","id":"noble","libc":null},"system":{"name":null,"release":null},"cpu":null,"openssl_version":null,"setuptools_version":null,"rustc_version":null,"ci":true}

Release files / tracecov-0.25.1-py3-none-any.whl

Download URL tracecov-0.25.1-py3-none-any.whl
Size 29.3 kB
Tags Python 3
SHA-256 checksum
How to use checksums
95dc7109c627526cce6f5f63a4a31bf836328004174848378a60a3512cfd9ed5
BLAKE2b-256 checksum
How to use checksums
a183d2bd18a0741d933ae6d8cfd5d133838a5983d2ebad725c7f2609dddc9d84
Upload date
Uploaded using Trusted Publishing?
What is trusted publishing?
Yes
Uploaded via uv/0.12.22 {"installer":{"name":"uv","version":"0.12.22","subcommand":["publish"]},"python":null,"implementation":{"name":null,"version":null},"distro":{"name":"Ubuntu","version":"24.04","id":"noble","libc":null},"system":{"name":null,"release":null},"cpu":null,"openssl_version":null,"setuptools_version":null,"rustc_version":null,"ci":true}

Release history Release notifications | RSS feed

This release

0.25.1 This release

2 release files

0.23.3

2 release files

0.23.2

2 release files

0.23.1

2 release files

0.23.0

2 release files

0.22.0

2 release files

0.21.2

2 release files

0.21.1

2 release files

0.21.0

2 release files

0.20.1

2 release files

0.20.0

2 release files

0.19.3

2 release files

0.19.2

2 release files

0.19.1

2 release files

0.19.0

2 release files

0.18.0

2 release files

0.17.0

2 release files

0.16.6

2 release files

0.16.5

2 release files

0.16.4

2 release files

0.16.3

2 release files

0.16.2

2 release files

0.16.1

2 release files

0.16.0

2 release files

0.15.2

2 release files

0.15.1

2 release files

0.15.0

2 release files

0.14.1

2 release files

0.14.0

2 release files

0.13.3

2 release files

0.13.2

2 release files

0.13.1

2 release files

0.9.0

2 release files

0.8.0

2 release files

Anthropic, PBC Visionary sponsor Bloomberg Visionary sponsor Hudson River Trading Visionary sponsor Meta Visionary sponsor NVIDIA Visionary sponsor Microsoft Sustainability sponsor Depot Continuous Integration AWS Cloud computing and Security Sponsor Datadog Monitoring Fastly CDN Google Download Analytics Sentry Error logging StatusPage Status page