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integration-testing-using-virtual-machines.md: nixosTest -> testers.r… #934

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Mar 7, 2024
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integration-testing-using-virtual-machines.md: nixosTest -> testers.r… #934

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14 changes: 7 additions & 7 deletions source/tutorials/nixos/integration-testing-using-virtual-machines.md
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Original file line number Diff line number Diff line change
Expand Up @@ -24,9 +24,9 @@ They can be written and launched outside of NixOS, on any Linux machine[^darwin]

Integration tests are reproducible due to the design properties of Nix, making them a valuable part of a continuous integration (CI) pipeline.

## The `nixosTest` function
## The `testers.runNixOSTest` function

NixOS VM tests are defined using the `nixosTest` function.
NixOS VM tests are defined using the `testers.runNixOSTest` function.
The pattern for NixOS VM tests looks like this:

```nix
Expand All @@ -35,7 +35,7 @@ let
pkgs = import nixpkgs { config = {}; overlays = []; };
in

pkgs.nixosTest {
pkgs.testers.runNixOSTest {
name = "test-name";
nodes = {
machine1 = { config, pkgs, ... }: {
Expand All @@ -51,7 +51,7 @@ pkgs.nixosTest {
}
```

The function `nixosTest` takes a [module](https://nixos.org/manual/nixos/stable/#sec-writing-modules) to specify the [test options](https://nixos.org/manual/nixos/stable/index.html#sec-test-options-reference).
The function `testers.runNixOSTest` takes a [module](https://nixos.org/manual/nixos/stable/#sec-writing-modules) to specify the [test options](https://nixos.org/manual/nixos/stable/index.html#sec-test-options-reference).
Because this module only sets configuration values, one can use the abbreviated module notation.

The following configuration values must be set:
Expand Down Expand Up @@ -82,7 +82,7 @@ We will build the example up from scratch.
pkgs = import nixpkgs { config = {}; overlays = []; };
in

pkgs.nixosTest {
pkgs.testers.runNixOSTest {
# ...
}
```
Expand Down Expand Up @@ -136,7 +136,7 @@ let
pkgs = import nixpkgs { config = {}; overlays = []; };
in

pkgs.nixosTest {
pkgs.testers.runNixOSTest {
name = "minimal-test";

nodes.machine = { config, pkgs, ... }: {
Expand Down Expand Up @@ -269,7 +269,7 @@ let
pkgs = import nixpkgs { config = {}; overlays = []; };
in

pkgs.nixosTest {
pkgs.testers.runNixOSTest {
name = "client-server-test";

nodes.server = { pkgs, ... }: {
Expand Down
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