Improved documentation

tests/readme.md

@@ -1,11 +1,57 @@
 ## Tests
 
+Basic test run:
+
 ```shell
-go test ./... -v -cover
+go test ./... -v
+```
+
+Prettier output using `gotestsum`:
+
+```shell
+go run gotest.tools/gotestsum@latest
+```
+
+## Coverage
+
+Generate a coverage profile:
+
+```shell
+go test -coverpkg=./... -coverprofile=cover.out ./...
+```
+
+View the data:
+
+```shell
+go tool cover -func cover.out
+go tool cover -html cover.out
 ```
 
 ## Benchmarks
 
+Run all benchmarks:
+
 ```shell
 go test ./tests -run='^$' -bench=. -benchmem
+```
+
+Examples only:
+
+```shell
+go test ./tests -run='^$' -bench=Examples/ -benchmem
+```
+
+## Profiling
+
+Generate a profile:
+
+```shell
+go test ./tests -run='^$' -bench=Examples/ -benchmem -cpuprofile cpu.out -memprofile mem.out
+```
+
+View the data:
+
+```shell
+go tool pprof --nodefraction=0.1 -http=:8080 ./cpu.out
+go tool pprof --nodefraction=0.1 -http=:8080 ./mem.out
 ```