mirror of
https://github.com/nushell/nushell
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39 lines
1.6 KiB
Bash
39 lines
1.6 KiB
Bash
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#!/usr/bin/env bash
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# Script to generate coverage locally
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#
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# Output: `lcov.info` file
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#
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# Relies on `cargo-llvm-cov`. Install via `cargo install cargo-llvm-cov`
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# https://github.com/taiki-e/cargo-llvm-cov
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# You probably have to run `cargo llvm-cov clean` once manually,
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# as you have to confirm to install additional tooling for your rustup toolchain.
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# Else the script might stall waiting for your `y<ENTER>`
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# Some of the internal tests rely on the exact cargo profile
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# (This is somewhat criminal itself)
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# but we have to signal to the tests that we use the `ci` `--profile`
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export NUSHELL_CARGO_TARGET=ci
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# Manual gathering of coverage to catch invocation of the `nu` binary.
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# This is relevant for tests using the `nu!` macro from `nu-test-support`
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# see: https://github.com/taiki-e/cargo-llvm-cov#get-coverage-of-external-tests
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# Enable LLVM coverage tracking through environment variables
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source <(cargo llvm-cov show-env --export-prefix)
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cargo llvm-cov clean --workspace
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# Apparently we need to explicitly build the necessary parts
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# using the `--profile=ci` is basically `debug` build with unnecessary symbols stripped
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# leads to smaller binaries and potential savings when compiling and running
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cargo build --workspace --profile=ci
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cargo test --workspace --profile=ci
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# You need to provide the used profile to find the raw data
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cargo llvm-cov report --lcov --output-path lcov.info --profile=ci
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# To display the coverage in your editor see:
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#
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# - https://marketplace.visualstudio.com/items?itemName=ryanluker.vscode-coverage-gutters
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# - https://github.com/umaumax/vim-lcov
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# - https://github.com/andythigpen/nvim-coverage (probably needs some additional config)
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