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marmot
Commands

Build the test binary of each package and run it, like go test. Test flags (-run, -v, -count, -bench, ...) go to the test binary. With -json, every test and failure is reported as JSON Lines.

Usage
marmot test [packages] [flags]

Examples

marmot test ./...
marmot test -run TestParse -v .

On a terminal marmot test shows each failure first, at the line of its t.Error or t.Fatal with the source, then every test and subtest with its status and time, then a summary. Off a terminal the output is the same as go test, so CI scripts that parse it keep working. marmot test -watch runs the tests again after every change.

marmot test -json writes one {"kind":"test", "package", "name", "status", "durationMs", "file", "line", "message", "output"} line per test and subtest, a diagnostic (code M0022) per failure with its source context, and the result.

Flags

Flags take one dash or two: -release and --release are the same.

FlagMeaning
-O stringoptimization level: 0, 1, 2, 3, s, z
-color stringcolor in human output: auto, always or never (NO_COLOR turns auto off) (default "auto")
-dialect stringMLIR dialect level: llvm or go
-jsonmachine readable output: JSON Lines on stderr (also $MARMOT_OUTPUT=json, and the default under coding agents)
-o stringwrite the test binary here and do not run it
-releaserelease build
-tags stringcomma separated build tags
-workprint and keep the temporary work directory
-xprint the commands run

Full help

marmot test --help
Build the test binary of each package and run it, like go test. Test flags (-run, -v, -count, -bench, ...) go to the test binary. With -json, every test and failure is reported as JSON Lines.

Usage:
  marmot test [packages] [flags]

Examples:
marmot test ./...
marmot test -run TestParse -v .

Flags:
      --O string         optimization level: 0, 1, 2, 3, s, z
      --color string     color in human output: auto, always or never (NO_COLOR turns auto off) (default "auto")
      --dialect string   MLIR dialect level: llvm or go
  -h, --help             help for test
      --json             machine readable output: JSON Lines on stderr (also $MARMOT_OUTPUT=json, and the default under coding agents)
      --o string         write the test binary here and do not run it
      --release          release build
      --tags string      comma separated build tags
      --work             print and keep the temporary work directory
      --x                print the commands run

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