utils

Documentation

Index

• Constants
• Variables
• func MakeTestOutput(t *testing.T, dir, pattern string) string
• func MustMatchFn(ignoredFields ...string) func(t *testing.T, want, got any, errMsg ...string)
• func MustMatchPB(t *testing.T, expected string, pb proto.Message)
• func SetBinlogRowImageMode(mode string, cnfDir string) error

Constants

const (
	ExtraCnf          = "EXTRA_MY_CNF"
	BinlogRowImageCnf = "binlog-row-image.cnf"
)

Variables

var MustMatch = MustMatchFn()

MustMatch is a convenience version of MustMatchFn with no overrides. Usage in Test*() function:

testutils.MustMatch(t, want, got, "something doesn't match")

Functions

func MakeTestOutput

func MakeTestOutput(t *testing.T, dir, pattern string) string

func MustMatchFn

func MustMatchFn(ignoredFields ...string) func(t *testing.T, want, got any, errMsg ...string)

MustMatchFn is used to create a common diff function for a test file Usage in *_test.go file:

Top declaration:

var mustMatch = testutils.MustMatchFn(

[]any{  // types with unexported fields
	type1{},
	type2{},
	...
	typeN{},
},
[]string{  // ignored fields
	".id",        // id numbers are unstable
	".createAt",  // created dates might not be interesting to compare
},

)

In Test*() function:

mustMatch(t, want, got, "something doesn't match")

func MustMatchPB

func MustMatchPB(t *testing.T, expected string, pb proto.Message)

func SetBinlogRowImageMode

func SetBinlogRowImageMode(mode string, cnfDir string) error

SetBinlogRowImageMode creates a temp cnf file to set binlog_row_image to noblob for vreplication unit tests. It adds it to the EXTRA_MY_CNF environment variable which appends text from them into my.cnf.